
ASTM A453 Grade 660 Bolts
Manufacting High-Class ASME SA453 Gr 660 Stud Bolts In India And A286 Stainless Steel Hex Nuts Price List.
The bolts made of the ASTM A453 Grade 660 material specification are specially used for high-temperature bolting applications. The ASTM A453 Grade 660 Bolts are widely used in pressure vessels, piping flanges, and valves, which are there for services at elevated temperatures. We are one of the top manufacturers of various ASTM A453 Grade 660 Fasteners and offer customization according to the requirements specified by our esteemed clients. Our products are high in quality and available at an affordable price. We manufacture and stock a wide range of bolts of the given specification, each of which has different applications in various industries.
Our ASTM A453 Grade 660 Stud Bolts can efficiently fasten large parts of equipment together. It has nuts on either end that helps to form a bolt; They help join different structures and machines. We also manufacture A286 Stainless Steel Hex Bolts that are widely used in the petrochemical and chemical industries. These bolts have heads with one nut, and both of them have six sides. We are one of the top producers of ASME SA453 Gr 660 Threaded Rod, which is a tool that helps in tightening or fastening the bolts and the nuts. We use the best quality raw material for the manufacturing process, and hence our products are quite durable.
We are one of the top suppliers of A453 Gr 660 Socket Head Cap Screw, which helps clamp different parts of a machine together. These screws get stretched on tightening, which helps in the clamping action. Being one of the top suppliers of ASTM A453 Grade 660 Nuts in India, we also take special care about the packaging. Packing the orders in wooden boxes and cartons saves them from any probable damages that might be caused during transportation.


ASTM A453 Grade 660 Stud Bolts

A286 Stainless Steel Hex Bolts

ASTM A453 Grade 660 Nuts

ASME SA453 Gr 660 Threaded Rod

A453 Gr 660 Fasteners
Table Of Contents
- ASTM A453 660 Specification
- A453 Grade 660 Bolts And Nuts Price List
- ASTM A453 Grade 660 Bolts Dimensions
- ASTM A453 Grade 660 Nuts Dimensions
- ASTM A453 Grade 660 Stud Bolts Dimensions
- Square Bolts A453 Gr 660 Dimensions
- A286 Stainless Steel Heavy Hex Bolts Dimensions
- Grade 660 Heavy Hex Nuts Dimensions
- ANSI A453 G6 660 Socket Head Cap Screw Dimensions
- SA453 Gr 660 Threaded Rod Dimensions
- A453 Grade 660 Class A Flat Washer Dimensions
- A286 Stainless Steel Fasteners Chemical Composition
- ASTM A453 Grade 660 Fasteners Mechanical Properties
- SA453-660 Class C Bolts Torque Chart
- Stainless Steel 660 Hex Bolts Tensile Strength
- SA453 Grade 660 Nuts Size Chart
- A453 Grade 660 Class A Threaded Rod Size Chart
- ASTM A453 Gr 660(S66286) Screw Size Chart
- ASTM A453 Grade 660 Temperature
- SA 453-660 Type B Weight Chart
- ASME SA 453 Gr 660 Flange Bolts Heat Treatment Requirements
- Standards Of A286 Stainless Steel Nuts And Bolts
- A453 Gr 660 class A/ B/ C/ D Metric Fastener Size Chart
- Stress Rupture Requirements Of Grade 660 Dowel Pin
- ASTM A453 Grade 660 Bolts Marking
- We Provide A Complete Range Type Of ASTM A453 Grade 660 Bolts/ Nuts/ Washers/ Screw
ASTM A453 660 Specification
Standard Specification Of | ASTM A453 Grade 660 Bolts |
---|---|
Surface Finish | Plain / Zinc plated / Hot dip galvanised |
Surface Coating | Hot Dipped Galvanizing Coated Bolts Phosphate Coated Bolts Zinc Coated Bolts Cadmium Coated Bolts Teflon Coated Bolts Xylon Coated Bolts |
Melt Origin Country | Korea/ South America/ Japan/ East Europe |
Type Of Fasteners | Hex Bolts, Hex Nuts, Screws, Studs, Threaded Rod, Washer |
Type Of Head | Hex, Threading, Square, Round |
Standard Dimensions Of | ASME B18.2.1 And ANSI B18.3 |
ASTM Standard Of Fasteners | ASTM A193 B6: Class 1 & Class 2, DIN 933 / 931, EN 4017/ And 4014, IS 1363 / 1363. |
Origin Of Product | Rajtilak Metal (Mumbai, India) |
Additional Requirements Of Nuts Bolts | NACE MR0103 And MR0175 & ISO 15156 |
Size Type | Diameter 20 to 100 MM / Inches 3/4 to 3.1/2 |
A193 Grade B6X Stud Bolts Price List | |||||
---|---|---|---|---|---|
Type Of Fasteners | Size | Thread Type | Grade | Price In India (INR) Per Unit | |
Stud Bolts | 7/8 X 150 Mm | Full Thread | A453 Grade 660 | 846.00 | |
Stud Bolts | 7/8 X 200 Mm | Full Thread | A453 Grade 660 | 1000.00 | |
Stud Bolts | 8 X 170 Mm | Full Thread | A453 Grade 660 | 1247.00 | |
Stud Bolts | 7/8 X 165mm | Full Thread | A453 Grade 660 | 1100.00 | |
Stud Bolts | 7/8 X140mm | Full Thread | A453 Grade 660 | 950.00 | |
Hex Nuts | 8un X 935 Mm | Full Thread | A453 Grade 660 | 3654.00 | |
Hex Nuts | 7/8 Unc X 140mm | Full Thread | A453 Grade 660 | 1357.00 | |
Hex Nuts | 7/8 Unc X 235 Mm | Full Thread | A453 Grade 660 | 536.00 | |
Hex Nuts | 7/8 Unc X 310 Mm | Full Thread | A453 Grade 660 | 600.00 |
Please note this is an approx Price of SA 453 Gr 660 Class A Stud Bolts in India. For final ASTM A453 Grade 660 Bolts Price List Please Call on +91 - 22 - 67437342 or drop an Email to info@rajtilakmetal.com
Chemical Analysis Of A453 Grade 660 Class D Threaded Rod And Check Grade 660 CL B Hex Bolts Dimensional Formula.
ASTM A453 Grade 660 Bolts Dimensions

Nominal Size Of D | Diameter Of Body | Head Thickness | Flats Acro | Corners Acro | ||||
---|---|---|---|---|---|---|---|---|
D (MAXIMUM) | D (MINIMUM) | H (MAXIMUM) | H (MINIMUM) | F (MAXIMUM) | F (MINIMUM) | C (MAXIMUM) | C (MINIMUM) | |
m10 | 10.00 | 9.78 | 6.63 | 6.17 | 17.00 | 15.73 | 18.48 | 17.77 |
m12 | 12.00 | 11.73 | 7.76 | 4.24 | 19.00 | 17.73 | 20.78 | 20.03 |
m14 | 14.00 | 13.73 | 9.09 | 8.51 | 22.00 | 20.67 | 24.25 | 23.35 |
m16 | 16.00 | 15.73 | 10.32 | 9.68 | 24.00 | 23.67 | 27.71 | 26.75 |
m20 | 20.00 | 19.67 | 12.88 | 12.12 | 30.00 | 29.16 | 34.64 | 32.95 |
m24 | 24.00 | 23.67 | 15.44 | 14.56 | 36.00 | 35.00 | 41.57 | 39.55 |
m30 | 30.00 | 29.67 | 19.48 | 17.92 | 46.00 | 45.00 | 53.12 | 50.85 |
m36 | 36.00 | 35.61 | 23.38 | 21.63 | 55.00 | 53.80 | 63.51 | 60.79 |
m42 | 42.00 | 41.38 | 26.97 | 25.03 | 65.00 | 62.90 | 75.06 | 71.71 |
m48 | 48.00 | 47.38 | 31.07 | 28.93 | 75.00 | 72.60 | 86.60 | 82.76 |
m56 | 56.00 | 55.26 | 36.2 | 33.80 | 85.00 | 82.20 | 98.15 | 93.71 |
m64 | 64.00 | 63.26 | 41.32 | 38.68 | 95.00 | 91.80 | 109.70 | 104.65 |
m72 | 72.00 | 71.26 | 46.45 | 43.55 | 105.00 | 101.40 | 121.24 | 115.60 |
m80 | 80.00 | 79.26 | 51.58 | 48.42 | 115.00 | 111.00 | 132.72 | 126.54 |
m90 | 90.00 | 89.13 | 57.74 | 54.26 | 130.00 | 125.50 | 150.11 | 143.07 |
m100 | 90.00 | 99.13 | 63.9 | 60.10 | 145.00 | 140.00 | 167.43 | 159.60 |
ASTM A453 Grade 660 Nuts Dimensions

Nominal Size Of Thread Diameter | F | G | H | ||||||
Across Flats Width |
Across Corners Width |
Thickness Row | |||||||
Basic | Maximum | Minimum | Maximum | Minimum | Basic | Maximum | Minimum | ||
1/4 | .2500 | 7/16 | .438 | .428 | .505 | .488 | 7/32 | .226 | .212 |
5/16 | .3125 | 1/2 | .500 | .489 | .577 | .557 | 17/64 | .273 | .258 |
3/8 | .3750 | 9/16 | .562 | .551 | .650 | .628 | 21/64 | .337 | .479 |
7/16 | .4375 | 11/16 | .688 | .675 | .794 | .768 | 3/8 | .385 | .365 |
1/2 | .5000 | 3/4 | .750 | .736 | .866 | .840 | 7/16 | .448 | .427 |
9/16 | .5625 | 7/8 | .875 | .861 | 1.010 | .982 | 31/64 | .496 | .473 |
5/8 | .6250 | 15/16 | .938 | .922 | 1.083 | 1.051 | 35/64 | .559 | .535 |
3/4 | .7500 | 1-1/8 | 1.125 | 1.088 | 1.299 | 1.240 | 41/64 | .665 | .617 |
7/8 | .8750 | 1-5/16 | 1.312 | 1.269 | 1.516 | 1.447 | 3/4 | .776 | .724 |
1 | 1.0000 | 1-1/2 | 1.500 | 1.450 | 1.732 | 1.653 | 55/64 | .887 | .831 |
1-1/8 | 1.1250 | 1-11/16 | 1.688 | 1.631 | 1.949 | 1.859 | 31/32 | .999 | .939 |
1-3/8 | 1.3750 | 2-1/16 | 2.062 | 1.994 | 2.382 | 2.273 | 1-11/64 | 1.206 | 1.138 |
1-1/2 | 1.500 | 2-1/4 | 2.250 | 2.175 | 2.598 | 2.480 | 1-9/32 | 1.ASTM A194 GR. 8 | 1.245 |
1-5/8 | 1.6250 | 2-7/16 | 2.438 | 2.356 | 2.815 | 2.686 | 1-25/64 | 1.429 | 1.353 |
1-3/4 | 1.7500 | 2-5/8 | 2.625 | 2.538 | 3.031 | 2.893 | 1-1/2 | 1.540 | 1.460 |
2 | 2.0000 | 3 | 3.000 | 2.900 | 3.464 | 3.306 | 1-23/32 | 1.763 | 1.675 |
2-1/4 | 2.2500 | 3-3/8 | 3.375 | 3.263 | 3.897 | 3.719 | 1-15/16 | 1.986 | 1.890 |
2-1/2 | 2.5000 | 3-3/4 | 3.750 | 3.625 | 4.330 | 4.133 | 2-5/32 | 2.209 | 2.105 |
2-3/4 | 2.7500 | 4-1/8 | 4.125 | 3.988 | 4.763 | 4.546 | 2-3/8 | 2.431 | 2.319 |
Refer ASTM A453 Grade 660 Temperature And Standard Specification Of A453 Gr 660 Fasteners.
ASTM A453 Grade 660 Stud Bolts Dimensions
Diameter | ASTM A453 Grade 660 Studs Bolts | |
---|---|---|
Plain | ||
UNC | 8UN | |
1/2 | 19568 | - |
5/8 | 19569 | - |
3/4 | 19570 | |
7/8 | 19571 | - |
1 | 19572 | - |
11/8 | 19573 | 13979 |
11/4 | 19574 | 13980 |
13/8 | 19656 | 13981 |
11/2 | 19657 | 13982 |
13/4 | 19658 | 13983 |
2 | 19659 | 13984 |
Available lengths 12 Inch ASME B18.31.3, Also available lengths Dimensions 6 Inch |
Square Bolts A453 Gr 660 Dimensions

Table B3 Dimensions Of Square Bolt |
||||||||
---|---|---|---|---|---|---|---|---|
Size Of Bolt | A (maximum) | B | C (minimum) | D | E | F Length Of Thread for Bolt Length |
||
maximum | minimum | 6 Inch and shorter |
over 6 Inch | |||||
1/4" | 0.260 | 3/8 | 0.498 | 11/64 | 0.03 | 0.01 | 0.750 | 1.000 |
5/16" | 0.324 | 1/2 | 0.665 | 13/64 | 0.03 | 0.01 | 0.875 | 1.125 |
3/8" | 0.388 | 9/16 | 0.747 | 1/4 | 0.03 | 0.01 | 1.000 | 1.250 |
7/16" | 0.452 | 5/8 | 0.828 | 19/64 | 0.03 | 0.01 | 1.125 | 1.375 |
1/2" | 0.515 | 3/4 | 0.995 | 21/64 | 0.03 | 0.01 | 1.250 | 1.500 |
5/8" | 0.642 | 15/16 | 1.244 | 27/64 | 0.06 | 0.02 | 1.500 | 1.750 |
3/4" | 0.768 | 1-1/8 | 1.494 | 1/2 | 0.06 | 0.02 | 1.750 | 2.000 |
7/8" | 0.895 | 1-5/16 | 1.742 | 19/32 | 0.06 | 0.02 | 2.000 | 2.250 |
1" | 1.022 | 1-1/2 | 1.991 | 21/32 | 0.09 | 0.03 | 2.250 | 2.500 |
1-1/8" | 1.149 | 1-11/16 | 2.239 | 3/4 | 0.09 | 0.03 | 2.500 | 2.750 |
1-1/4" | 1.277 | 1-7/8 | 2.489 | 27/32 | 0.09 | 0.03 | 2.750 | 3.000 |
1-3/8" | 1.404 | 2-1/16 | 2.738 | 29/32 | 0.09 | 0.03 | 3.000 | 3.250 |
1-1/2" | 1.531 | 2-1/4 | 2.986 | 1 | 0.09 | 0.03 | 3.250 | 3.500 |
A286 Stainless Steel Heavy Hex Bolts Dimensions

Nominal Size Of D | Diameter Of Body | Thickness Of Head | Flats Across | Bolts Corners Across | ||||
---|---|---|---|---|---|---|---|---|
D (Maximum) | D (Minimum) | H (Maximum) | H (Minimum) | F (Maximum) | F (Minimum) | C (Maximum) | C (Minimum) | |
m10 | 10.00 | 9.78 | 6.63 | 6.17 | 17.00 | 15.73 | 18.48 | 17.77 |
m12 | 12.00 | 11.73 | 7.76 | 4.24 | 19.00 | 17.73 | 20.78 | 20.03 |
m14 | 14.00 | 13.73 | 9.09 | 8.51 | 22.00 | 20.67 | 24.25 | 23.35 |
m16 | 16.00 | 15.73 | 10.32 | 9.68 | 24.00 | 23.67 | 27.71 | 26.75 |
m20 | 20.00 | 19.67 | 12.88 | 12.12 | 30.00 | 29.16 | 34.64 | 32.95 |
m24 | 24.00 | 23.67 | 15.44 | 14.56 | 36.00 | 35.00 | 41.57 | 39.55 |
m30 | 30.00 | 29.67 | 19.48 | 17.92 | 46.00 | 45.00 | 53.12 | 50.85 |
m36 | 36.00 | 35.61 | 23.38 | 21.63 | 55.00 | 53.80 | 63.51 | 60.79 |
m42 | 42.00 | 41.38 | 26.97 | 25.03 | 65.00 | 62.90 | 75.06 | 71.71 |
m48 | 48.00 | 47.38 | 31.07 | 28.93 | 75.00 | 72.60 | 86.60 | 82.76 |
m56 | 56.00 | 55.26 | 36.2 | 33.80 | 85.00 | 82.20 | 98.15 | 93.71 |
m64 | 64.00 | 63.26 | 41.32 | 38.68 | 95.00 | 91.80 | 109.70 | 104.65 |
m72 | 72.00 | 71.26 | 46.45 | 43.55 | 105.00 | 101.40 | 121.24 | 115.60 |
m80 | 80.00 | 79.26 | 51.58 | 48.42 | 115.00 | 111.00 | 132.72 | 126.54 |
m90 | 90.00 | 89.13 | 57.74 | 54.26 | 130.00 | 125.50 | 150.11 | 143.07 |
m100 | 90.00 | 99.13 | 63.9 | 60.10 | 145.00 | 140.00 | 167.43 | 159.60 |
Grade 660 Heavy Hex Nuts Dimensions

Nominal Size For Thread Diameter |
F |
G |
H |
||||||
Width Of Across Flats |
Width Of Across Corners |
Thickness Table |
|||||||
Basic |
Maximum |
Minimum |
Maximum |
Minimum |
Basic |
Maximum |
Minimum |
||
1/4 |
.2500 |
7/16 |
.438 |
.428 |
.505 |
.488 |
7/32 |
.226 |
.212 |
5/16 |
.3125 |
1/2 |
.500 |
.489 |
.577 |
.557 |
17/64 |
.273 |
.258 |
3/8 |
.3750 |
9/16 |
.562 |
.551 |
.650 |
.628 |
21/64 |
.337 |
.479 |
7/16 |
.4375 |
11/16 |
.688 |
.675 |
.794 |
.768 |
3/8 |
.385 |
.365 |
1/2 |
.5000 |
3/4 |
.750 |
.736 |
.866 |
.840 |
7/16 |
.448 |
.427 |
9/16 |
.5625 |
7/8 |
.875 |
.861 |
1.010 |
.982 |
31/64 |
.496 |
.473 |
5/8 |
.6250 |
15/16 |
.938 |
.922 |
1.083 |
1.051 |
35/64 |
.559 |
.535 |
3/4 |
.7500 |
1-1/8 |
1.125 |
1.088 |
1.299 |
1.240 |
41/64 |
.665 |
.617 |
7/8 |
.8750 |
1-5/16 |
1.312 |
1.269 |
1.516 |
1.447 |
3/4 |
.776 |
.724 |
1 |
1.0000 |
1-1/2 |
1.500 |
1.450 |
1.732 |
1.653 |
55/64 |
.887 |
.831 |
1-1/8 |
1.1250 |
1-11/16 |
1.688 |
1.631 |
1.949 |
1.859 |
31/32 |
.999 |
.939 |
1-3/8 |
1.3750 |
2-1/16 |
2.062 |
1.994 |
2.382 |
2.273 |
1-11/64 |
1.206 |
1.138 |
1-1/2 |
1.500 |
2-1/4 |
2.250 |
2.175 |
2.598 |
2.480 |
1-9/32 |
1.ASTM A194 GR. 8 |
1.245 |
1-5/8 |
1.6250 |
2-7/16 |
2.438 |
2.356 |
2.815 |
2.686 |
1-25/64 |
1.429 |
1.353 |
1-3/4 |
1.7500 |
2-5/8 |
2.625 |
2.538 |
3.031 |
2.893 |
1-1/2 |
1.540 |
1.460 |
2 |
2.0000 |
3 |
3.000 |
2.900 |
3.464 |
3.306 |
1-23/32 |
1.763 |
1.675 |
2-1/4 |
2.2500 |
3-3/8 |
3.375 |
3.263 |
3.897 |
3.719 |
1-15/16 |
1.986 |
1.890 |
2-1/2 |
2.5000 |
3-3/4 |
3.750 |
3.625 |
4.330 |
4.133 |
2-5/32 |
2.209 |
2.105 |
2-3/4 |
2.7500 |
4-1/8 |
4.125 |
3.988 |
4.763 |
4.546 |
2-3/8 |
2.431 |
2.319 |
ANSI A453 G6 660 Socket Head Cap Screw Dimensions

Nominal Size Of D |
Diameter Of Body |
Thickness Of Head |
Flats Across |
Bolts Corners Across |
||||
---|---|---|---|---|---|---|---|---|
D (Maximum) |
D (Minimum) |
H (Maximum) |
H (Minimum) |
F (Maximum) |
F (Minimum) |
C (Maximum) |
C (Minimum) |
|
m10 |
10.00 |
9.78 |
6.63 |
6.17 |
17.00 |
15.73 |
18.48 |
17.77 |
m12 |
12.00 |
11.73 |
7.76 |
4.24 |
19.00 |
17.73 |
20.78 |
20.03 |
m14 |
14.00 |
13.73 |
9.09 |
8.51 |
22.00 |
20.67 |
24.25 |
23.35 |
m16 |
16.00 |
15.73 |
10.32 |
9.68 |
24.00 |
23.67 |
27.71 |
26.75 |
m20 |
20.00 |
19.67 |
12.88 |
12.12 |
30.00 |
29.16 |
34.64 |
32.95 |
m24 |
24.00 |
23.67 |
15.44 |
14.56 |
36.00 |
35.00 |
41.57 |
39.55 |
m30 |
30.00 |
29.67 |
19.48 |
17.92 |
46.00 |
45.00 |
53.12 |
50.85 |
m36 |
36.00 |
35.61 |
23.38 |
21.63 |
55.00 |
53.80 |
63.51 |
60.79 |
m42 |
42.00 |
41.38 |
26.97 |
25.03 |
65.00 |
62.90 |
75.06 |
71.71 |
m48 |
48.00 |
47.38 |
31.07 |
28.93 |
75.00 |
72.60 |
86.60 |
82.76 |
m56 |
56.00 |
55.26 |
36.2 |
33.80 |
85.00 |
82.20 |
98.15 |
93.71 |
m64 |
64.00 |
63.26 |
41.32 |
38.68 |
95.00 |
91.80 |
109.70 |
104.65 |
m72 |
72.00 |
71.26 |
46.45 |
43.55 |
105.00 |
101.40 |
121.24 |
115.60 |
m80 |
80.00 |
79.26 |
51.58 |
48.42 |
115.00 |
111.00 |
132.72 |
126.54 |
m90 |
90.00 |
89.13 |
57.74 |
54.26 |
130.00 |
125.50 |
150.11 |
143.07 |
m100 |
90.00 |
99.13 |
63.9 |
60.10 |
145.00 |
140.00 |
167.43 |
159.60 |
SA453 Gr 660 Threaded Rod Dimensions

D | P |
D
|
P |
---|---|---|---|
M2 | 0.4 | M20 | 1.5/2.5 |
M2.5 | 0.45 | M22 | 1.5/2.5 |
M3 | 0.5 | M24 | 2/3 |
M3.5 | 0.6 | M27 | 2/3 |
M4 | 0.7 | M30 | 2/3.5 |
M5 | 0.8 | M33 | 2/3.5 |
M6 | 1 | M36 | 3/4 |
M8 | 1/1.25 | M39 | 3/4 |
M10 | 1/1.25/1.5 | M42 | 3/4.5 |
M12 | 1.25/1.5/1.75 | M45 | 3/4.5 |
M14 | 1.5/2 | M48 | 3/5 |
M16 | 1.5/2 | M52 | 3/5 |
M18 | 1.5/2.5 |
A453 Grade 660 Class A Flat Washer Dimensions

Size Table |
USS |
SAE |
||||
---|---|---|---|---|---|---|
Inside Diameter (I.D.) Of (A) |
Outside Diameter (O.D.) Of (B) |
Thickness Of (C) |
I.D. Of (A) |
O.D. Of (B) |
Thickness Of (C) |
|
#2 |
- |
- |
- |
3/32" |
1/4" |
0.020" |
#4 |
- |
- |
- |
1/8" |
5/16" |
0.032" |
#6 |
- |
- |
- |
5/32" |
3/8" |
0.049" |
#8 |
- |
- |
- |
3/16" |
7/16" |
0.049" |
Grade 660 Bolts Heat Treatment Requirements And Buy Larger Size SA453 660 Heavy Hex Bolts/ Hex Nuts/ Flat Washers At Low Price.
A286 Stainless Steel Fasteners Chemical Composition
Element | Grade 660 Bolts And Nuts | Grade 651 Bolts And Nuts | Grade 662 Bolts And Nuts | Grade 665 Bolts And Nuts | Grade 668 Bolts And Nuts |
---|---|---|---|---|---|
% | % | % | % | % | |
Carbon | 0.08 maximum | 0.28-0.35 | 0.08 maximum | 0.08 maximum | 0.08 maximum |
Manganese | 2.00 maximum | 0.75-1.5 | 0.40-1.00 | 1.25-2.00 | 2.00 maximum |
Phosphorus, maximum | 0.040 maximum | 0.040 maximum | 0.040 maximum | 0.040 maximum | 0.040 maximum |
Chromium | 13.5-16.0 | 18.0-21.0 | 12.0-15.0 | 12.0-15.0 | 13.5-16.0 |
Molybdenum | 1.00-1.50 | 1.00-1.75 | 2.0-3.50 | 1.25-2.25 | 1.50 maximum |
Tungsten | … | 1.00-1.75 | … | … | … |
Sulfur, maximum | 0.030 maximum | 0.030 maximum | 0.030 maximum | 0.030 maximum | 0.030 maximum |
Silicon | 1.00 maximum | 0.30-0.80 | 0.40-1.00 | 0.1-0.80 | 1.00 maximum |
Nickel | 24.0-27.0 | 8.0-11.0 | 24.0-28.0 | 24.0-28.0 | 17.5-21.5 |
Titanium | 1.9-2.35 | 0.1-0.35 | 1.80-2.10 | 2.70-3.30 | 2.20-2.80 |
Columbium * | … | 0.25-0.6 | … | … | … |
Aluminum | 0.35 maximum | 0.35 maximum | 0.25 maximum | 0.50 maximum | |
Vanadium | 0.10-0.50 | … | … | 0.50 maximum | |
Boron | 0.001-0.010 | 0.001-0.010 | 0.01-0.07 | 0.001-0.010 | |
Copper | 0.50 maximum | 0.50 maximum | 0.25 maximum | … |
Mechanical Chart Of Stainless Steel GR 660 U Bolts And Specialise In Distributing Of Grade 660 Heavy Hex Nuts In Mumbai, India.
ASTM A453 Grade 660 Fasteners Mechanical Properties
Grade | Class | Tensile Stress, minimum | Yield Strength, minimum | Elongation % | ||
---|---|---|---|---|---|---|
ksi | Mpa | ksi | Mpa | |||
Grade 660 | A, B, and C | 130 | 895 | 85 | 585 | 15 |
D | 130 | 895 | 105 | 725 | 15 | |
Grade 651 | A | 100 | 690 | 70 A | 485 | 18 |
60B | 415 | |||||
B | 95 | 655 | 60A | 415 | 18 | |
50B | 345 | |||||
Grade 662 | A | 130 | 895 | 85 | 585 | 15 |
B | 125 | 860 | 80 | 550 | 15 | |
665 | A | 170 | 1170 | 120 | 830 | 12 |
B | 155 | 1070 | 120 | 830 | 12 | |
Grade 668 | A and B | 130 | 895 | 85 | 585 | 15 |
SA453-660 Class C Bolts Torque Chart
Diameter Of Bolt | Size Of Nut | Moly Lube | Nickels Lube | Coppers Lube | Machine Oil | Dry |
---|---|---|---|---|---|---|
u=0.085 | u=0.110 | u=0.100 | u=0.160 | u=0.400 | ||
3/4" | 1-1/4" | 208 | 342 | 314 | 448 | 1118 |
7/8" | 1-7/16" | 330 | 544 | 500 | 716 | 1786 |
1" | 1-5/8" | 490 | 810 | 746 | 1066 | 2664 |
1-1/8" | 1-13/16" | 702 | 1170 | 1076 | 1544 | 3888 |
1-1/4" | 2" | 966 | 1622 | 1492 | 2150 | 5440 |
1-3/8" | 2-3/16" | 1288 | 2180 | 2000 | 2894 | 7356 |
1-1/2" | 2-3/8" | 1674 | 2850 | 2614 | 3792 | 9274 |
1-5/8" | 2-9/16" | 2142 | 3668 | 3364 | 4890 | 12520 |
1-3/4" | 2-3/4" | 2676 | 4602 | 4218 | 6144 | 15776 |
1-7/8" | 2-15/16" | 3292 | 5682 | 5204 | 7596 | 19550 |
2" | 3-1/8" | 3994 | 6920 | 6334 | 9260 | 23884 |
2-1/8" | N/A | 4790 | 8324 | 7618 | 11150 | 28816 |
2-1/4" | 3-1/2" | 5686 | 9906 | 9068 | 13282 | 34382 |
2-3/8" | N/A | 6686 | 11676 | 10678 | 15668 | 40620 |
2-1/2" | 3-7/8" | 7796 | 13646 | 12476 | 18324 | 47536 |
2-3/4" | 4-1/4" | 9382 | 16488 | 15066 | 22170 | 57692 |
3" | 4-5/8" | 13974 | 21464 | 19606 | 28894 | 75340 |
3-1/4" | 5" | 15470 | 27352 | 24976 | 36856 | 96258 |
3-1/2" | 5-3/8" | 19312 | 34226 | 31244 | 46158 | 120730 |
3-3/4" | 5-3/4" | 23742 | 42168 | 38482 | 56906 | 149032 |
4" | 6-1/8" | 27262 | 48590 | 44324 | 65652 | 172292 |
4-1/4" | 6-1/2" | 28802 | 51248 | 46758 | 69206 | 181440 |
4-1/2" | 6-7/8" | 32348 | 57742 | 52664 | 78058 | 205026 |
Stainless Steel 660 Hex Bolts Tensile Strength
Size Of Metric | A1/ A2/ A4-50 (N) | A1/ A2/ A4-70 (N) | A1/ A2/ A4-80 (N) |
---|---|---|---|
Metric 3 | 2515 | 3521 | 4024 |
Metric 3.5 | 3390 | 4646 | 5424 |
Metric 4 | 4390 | 6146 | 7024 |
Metric 5 | 7100 | 9940 | 11360 |
Metric 6 | 10050 | 14070 | 16080 |
Metric 7 | 14450 | 20230 | 23120 |
Metric 8 | 18300 | 25620 | 29280 |
Metric 10 | 29000 | 40600 | 46400 |
Metric 12 | 42150 | 59010 | 67440 |
Metric 14 | 57500 | 80500 | 92000 |
Metric 16 | 78500 | 109900 | 125600 |
Metric 18 | 96000 | 134400 | 153600 |
Metric 20 | 122500 | 171500 | 196000 |
Metric 22 | 151500 | 212100 | 242400 |
Metric 24 | 176500 | 247100 | 282400 |
Metric 27 | 229500 | 321300 | 367200 |
Metric 30 | 280500 | 392700 | 448800 |
Metric 33 | 408500 | 571900 | 653600 |
Metric 36 | 408500 | 571900 | 653600 |
Metric 39 | 488000 | 683200 | 780800 |
SA453 Grade 660 Nuts Size Chart
Size Of Nut (millimeter) |
Diameter Of (millimeter) |
Height Table (millimeter) |
||
---|---|---|---|---|
Hex Nut |
Jam Nut |
Nylock Nut |
||
2 |
4 |
1.6 |
1.2 |
- |
2.5 |
5 |
2 |
1.6 |
- |
3 |
5.5 |
2.4 |
1.8 |
4 |
4 |
7 |
3.2 |
2.2 |
5 |
5 |
8 |
4 |
2.7 |
5 |
6 |
10 |
5 |
3.2 |
6 |
7 |
11 |
5.5 |
3.5 |
- |
8 |
13 |
6.5 |
4 |
8 |
10 |
17 |
8 |
5 |
10 |
12 |
19 |
10 |
6 |
12 |
14 |
22 |
11 |
7 |
14 |
16 |
24 |
13 |
8 |
16 |
18 |
27 |
15 |
9 |
18.5 |
20 |
30 |
16 |
10 |
20 |
A453 Grade 660 Class A Threaded Rod Size Chart
Size Table Of ASTM A453 Grade 660 Threaded Rod
|
per Inch Threads
|
||
---|---|---|---|
Frac. [Number]
|
Decimal
|
UNC
|
UNF
|
1/8 [#6]
|
0.1380
|
32
|
40
|
5/32 [#8]
|
0.1640
|
32
|
36
|
3/16 [#10]
|
0.1900
|
24
|
32
|
1/4
|
0.2500
|
20
|
28
|
5/16
|
0.3125
|
18
|
24
|
3/8
|
0.3750
|
16
|
24
|
7/16
|
0.4375
|
14
|
20
|
1/2
|
0.5000
|
13
|
20
|
9/16
|
0.5625
|
12
|
18
|
5/8
|
0.6250
|
11
|
18
|
3/4
|
0.7500
|
10
|
16
|
7/8
|
0.8750
|
9
|
14
|
1
|
1.0000
|
8
|
12, 14
|
1 1/8
|
1.1250
|
7
|
12
|
1 1/4
|
1.2500
|
7
|
12
|
1 3/8
|
1.3750
|
6
|
12
|
1 1/2
|
1.5000
|
6
|
12
|
1 3/4
|
1.7500
|
5
|
–
|
ASTM A453 Gr 660(S66286) Screw Size Chart

ASTM A453 Grade 660 Temperature
Material | Temperature °c ( °f ) | |
Minumum | Maximum | |
Carbon Steel | -29 (-20) | 300 (572) |
Grade B7, L7 Bolts | -73 (-100) | 400 (752) |
Grade B6 Bolts | 0 (32) | 500 (932) |
Grade B8 Bolts | -200 (-325) | 575 (1067) |
Grade B16 Bolts | 0 (32) | 520 (968) |
Grade B17B Bolts | -29 (-20) | 650 (1202) |
Grade INC 718 Bolts | 0 (32) | 750 (1382) |
Grade 660 Bolts | -29 (20) | 538 (1000) |
SA 453-660 Type B Weight Chart
MM (Millimeter) Threads As Per IS 1363/67 |
||||||||||
Weight In Kilogram For 100 NOS |
||||||||||
Length (Millimeter) |
Diameter Of Bolts |
|||||||||
Metric 5 |
Metric 6 |
Metric 8 |
Metric 10 |
Metric 12 |
Metric 14 |
Metric 16 |
Metric 18 |
Metric 20 |
Metric 22 |
|
16 |
0.448 |
0.743 |
1.590 |
3.211 |
|
|
|
|
|
|
20 |
0.598 |
0.812 |
1.711 |
3.411 |
4.892 |
|
|
|
|
|
25 |
0.660 |
0.897 |
1.871 |
3.660 |
5.252 |
8.170 |
|
|
|
|
30 |
0.737 |
1.010 |
2.070 |
3.912 |
5.574 |
9.690 |
10.707 |
|
18.657 |
|
35 |
0.804 |
1.120 |
2.271 |
4.223 |
5.974 |
10.000 |
11.416 |
16.026 |
19.608 |
|
40 |
0.881 |
1.230 |
2.470 |
4.533 |
6.410 |
10.288 |
12.107 |
16.667 |
20.747 |
|
45 |
0.958 |
1.340 |
2.671 |
4.840 |
6.859 |
10.504 |
12.821 |
17.241 |
21.739 |
|
50 |
1.030 |
1.450 |
2.870 |
5.155 |
7.299 |
11.261 |
13.624 |
17.857 |
22.727 |
28.409 |
55 |
|
1.560 |
3.071 |
5.464 |
7.740 |
11.628 |
14.409 |
18.868 |
23.810 |
30.120 |
60 |
|
1.670 |
3.270 |
5.774 |
8.183 |
12.255 |
15.244 |
20.000 |
25.126 |
32.051 |
65 |
|
1.781 |
3.472 |
6.083 |
8.621 |
12.626 |
16.026 |
21.008 |
26.455 |
34.014 |
70 |
|
1.890 |
3.671 |
6.394 |
9.058 |
12.987 |
16.835 |
22.124 |
27.778 |
35.461 |
75 |
|
2.000 |
3.873 |
6.702 |
9.506 |
13.228 |
17.606 |
23.256 |
29.070 |
39.063 |
80 |
|
2.111 |
4.072 |
7.013 |
10.000 |
13.889 |
18.248 |
24.510 |
30.303 |
40.000 |
90 |
|
|
4.472 |
7.634 |
10.917 |
14.925 |
19.841 |
26.042 |
33.113 |
41.667 |
100 |
|
|
4.873 |
8.251 |
11.820 |
16.340 |
21.459 |
27.778 |
35.714 |
46.296 |
110 |
|
|
|
8.881 |
12.723 |
17.730 |
23.041 |
31.250 |
38.168 |
47.170 |
120 |
|
|
|
9.506 |
13.624 |
18.797 |
24.631 |
32.895 |
40.984 |
50.000 |
130 |
|
|
|
10.101 |
14.535 |
20.000 |
26.316 |
34.722 |
43.478 |
52.632 |
140 |
|
|
|
10.707 |
15.432 |
20.833 |
27.933 |
35.461 |
46.296 |
55.556 |
150 |
|
|
|
11.312 |
16.340 |
22.222 |
29.412 |
37.594 |
48.544 |
58.824 |
160 |
|
|
|
11.905 |
17.241 |
24.272 |
31.056 |
40.984 |
50.505 |
61.728 |
170 |
|
|
|
12.500 |
18.116 |
|
32.680 |
|
53.191 |
64.935 |
180 |
|
|
|
13.123 |
19.011 |
26.882 |
34.247 |
|
55.556 |
67.568 |
190 |
|
|
|
13.736 |
19.920 |
|
35.971 |
|
58.140 |
70.423 |
200 |
|
|
|
14.327 |
20.833 |
29.586 |
37.594 |
49.020 |
60.976 |
73.529 |
220 |
|
|
|
15.528 |
22.624 |
|
40.650 |
|
65.789 |
79.365 |
240 |
|
|
|
16.722 |
24.510 |
|
43.860 |
|
71.429 |
84.746 |
250 |
|
|
|
17.301 |
25.381 |
|
45.455 |
|
74.627 |
87.719 |
260 |
|
|
|
17.921 |
26.316 |
|
47.170 |
|
76.923 |
90.909 |
280 |
|
|
|
19.157 |
28.090 |
|
50.505 |
|
81.967 |
98.039 |
300 |
|
|
|
20.325 |
29.940 |
|
53.763 |
|
87.719 |
104.167 |
320 |
|
|
|
|
31.646 |
|
56.818 |
|
92.593 |
|
340 |
|
|
|
|
33.557 |
|
60.241 |
|
98.039 |
|
360 |
|
|
|
|
35.211 |
|
63.291 |
|
104.167 |
|
380 |
|
|
|
|
37.037 |
|
66.667 |
|
108.696 |
|
400 |
|
|
|
|
39.063 |
|
69.444 |
|
113.636 |
ASME SA 453 Gr 660 Flange Bolts Heat Treatment Requirements
Grade Of 660 | Class | Solutiona Treatment | Hardening Treatment |
660 | A | 1650 +/- 25 °F [900 +/-14 °C], hold 2 h, minimum and liquid quench | 1325 +/- 25 °F [720 +/- 14 °C] 16h, air cool |
---|---|---|---|
B | 1800 +/- 25 °F [980 +/-14 °C], hold 1 h, minimum and liquid quench | 1325 +/- 25 °F [720 +/- 14 °C] 16h, air cool | |
C | 1800 +/- 25 °F [980 +/-14 °C], hold 1 h, minimum and oil quench | 1425 +/- 25 °F [775 +/- 14 °C] hold 16h, air cool followed by 1200 +/- 25 °F [650 +/- 14 °C], hold 16h, air cool | |
D | 1650 +/- 25 °F [900 +/-14 °C], hold 2 h, minimum and liquid quench OR | 1325 +/- 25 °F [720 +/- 14 °C] hold 16h, air cool followed by 1200 +/- 25 °F [650 +/- 14 °C], hold 16h, air cool if neccessary to achieve properties, second age : 1200 +/- 25 °F [650 +/- 14 °C] hold 16h, air cool | |
1800 +/- 25 °F [980 +/-14 °C], hold 1 h, minimum and liquid quench | |||
651 | A | hot-cold worked at 1200 °F[650] minimum with 15% minimum reduction in cross sectional area, stress-relief anneal at 1200 °F [650 °C] minimum or 4h, minimum | |
B | hot-cold worked at 1200 °F[650] minimum with 15% minimum reduction in cross sectional area, stress-relief anneal at 1350 °F [730 °C] minimum or 4h, minimum | ||
662 | A | 1800 +/- 25 °F [980 +/-14 °C], hold 1 h, minimum and liquid quench | 1350 to 1400 °F [730 to 760 °C], hold 20h, furnace cool to 1200 +/- 25 °F [650 +/- 14 °C], hold 20h, air cool |
B | 1950 +/- 25 °F [1065 +/-14 °C], hold 2 h, minimum and liquid quench | 1350 to 1400 °F [730 to 760 °C], hold 20h, furnace cool to 1200 +/- 25 °F [650 +/- 14 °C], hold 20h, air cool | |
665 | A | 1800 +/- 25 °F [980 +/-14 °C], hold 3 h, minimum and liquid quench | 1350 to 1400 °F [730 to 760 °C], hold 20h, furnace cool to 1200 +/- 25 °F [650 +/- 14 °C], hold 20h, air cool |
B | 2000 +/- 25 °F [1095 +/-14 °C], hold 3 h, minimum and liquid quench | 1350 to 1400 °F [730 to 760 °C], hold 20h, furnace cool to 1200 +/- 25 °F [650 +/- 14 °C], hold 20h, air cool | |
668 | A | 1650 +/- 25 °F [900 +/-14 °C], hold 2 h, minimum and liquid quench | 1325 +/- 25 °F [720 +/- 14 °C] 16h, air cool |
B | 1800 +/- 25 °F [980 +/-14 °C], hold 1 h, minimum and liquid quench | 1325 +/- 25 °F [720 +/- 14 °C] 16h, air cool |
Standards Of A286 Stainless Steel Nuts And Bolts
Product | DIN Standards | ISO Standards | ASME Standards | UNI Standards | |
Imperial | Metric | ||||
ASTM A453 660 Studs | 976 | -- | B18.31.2 | B18.31.1M | 6610 |
ASTM A453 660 Hex Bolts | 931 | 4014 | B18.2.1 | B18.2.3.5M | 5737 |
ASTM A453 660 Heavy Hex Bolts | 6914 | 7412 | B18.2.1 | B18.2.3.7M | 5712 |
ASTM A453 660 Hex Cap Screws | 933 | 4017 | B18.2.1 | B18.2.3.1M | 5739 |
ASTM A453 660 Socket Head Cap Screws | 912 | 4762 | B18.3 | B18.3.1M | 5931 |
ASTM A453 660 Set Screws | 916 | 4029 | B18.3 | B18.3.1M | 5929 |
ASTM A453 660 Countersunk Screws | 7991 | 10642 | B18.3 | B18.3.1M | 5933 |
ASTM A453 660 Hex Nuts | 934 | 4032 | B18.2.2 | B18.2.4.1M | 5588 |
ASTM A453 660 Heavy Hex Nuts | 6915 | 4775 | B18.2.2 | B18.2.4.6M | 5713 |
A453 Gr 660 class A/ B/ C/ D Metric Fastener Size Chart
Diameter Of Metric Fastener | Coarse | Fine |
---|---|---|
M10 (M For Metric) | 1,5 | 1,25 |
M12 | 1,75 | 1,5 |
M14 | 2 | 1 |
M16 | 2 | 1 |
M18 | 2,5 | 1 |
M20 | 2,5 | 1,25 |
M22 | 2,5 | 1,25 |
M24 | 3 | 1,25 |
M27 | 3 | 1,5 |
M30 | 3,5 | 1,5 |
M33 | 3,5 | 2 |
M36 | 4 | 3 |
M39 | 4 | 3 |
M42 | 4,5 | 3 |
M45 | 4,5 | 3 |
M48 | 5 | 3 |
M52 | 5 | 3 |
M56 | 5,5 | 4 |
M64 | 6 | 4 |
Stress Rupture Requirements Of Grade 660 Dowel Pin
Grade Of Fasteners | Class | Test Temperature | Stress, Minimum | Time to Rupture | Elongation | |
---|---|---|---|---|---|---|
Degree F [ Deg C ] | Ksi | Mpa | Min, h* | Min % | ||
Grade 660 Nuts And Bolts | A, B & C | 1200 [650] | 56 | 385 | 100 | 5 |
Grade 651 Nuts And Bolts | A & B | 1200 [650] | 40 | 275 | 100 | 5 |
Grade 662 Nuts And Bolts | A & B | 1200 [650] | 55 | 380 | 100 | 5 |
Grade 665 Nuts And Bolts | A | 1200 [650] | 75 | 515 | 100 | 3 |
B | 1200 [650] | 70 | 485 | 100 | 5 |
ASTM A453 Grade 660 Bolts Marking
Grade | Class A | Class B | Class C | Class D |
---|---|---|---|---|
ASTM A453 Grade 660 Bolts | ASTM A453 Grade 660A Bolts | ASTM A453 Grade 660B Bolts | ASTM A453 Grade 660C Bolts | ASTM A453 Grade 660D NR Bolts |
We Provide A Complete Range Type Of ASTM A453 Grade 660 Bolts/ Nuts/ Washers/ Screw

Grade 660 CL B Anchor Bolts

A453 Grade 660 Hex Bolts

A453 Gr 660 Heavy Hex Bolts

SA453 660 Carriage Bolts

ASTM A453 Grade 660 Screws

ASME SA453 Gr 660 Self Tapping Screws

A286 Stainless Steel Wood Screws

A453 Grade 660 Class D Eye Screws

Stainless Steel GR 660 Locking Nuts

Grade 660 Lock Nut

Grade 660 Class A Heavy Hex Nuts

ASME SA453 Gr 660 Class B Eye Nuts

A286 Stainless Steel Class C Belleville Washers

Grade 660 Class D Star Washers

A453 Grade 660 Flat Washers

A453 Gr 660 Split Washers
We Have Recently Delivered ASTM A453 Grade 660 Bolts To The Following Countries:
ASTM A453 Grade 660 Stud Bolts | Philippines, Canada, Malaysia, Singapore |
A286 Stainless Steel Hex Bolts | Romania, Europe, Japan, Malaysia |
ASTM A453 Grade 660 Nuts | China, Colombia, Sweden, Malaysia |
ASME SA453 Gr 660 Threaded Rod | Europe, UAE, United Kingdom -UK, Malaysia |
A453 Gr 660 Fasteners | Kuwait, Brazil, Saudi Arabia (KSA), South Africa |
SA 453 Gr 660 Flange Bolt | Bahrain, South Africa, Singapore |
ASTM A453 Threaded Rod | Australia, Philippines, UK, Nigeria |
ASME A638 gr 660 Type 1 Square Nuts | Hong Kong, Oman, UAE, Malaysia |
SA 453 Gr 660 Anchor Bolts | Iran, Chile, Singapore, Italy |
ANSI A453 GRADE 660B U Bolts | Norway, Turkey, United Arab Emirates (UAE), Malaysia |
ASTM A453 GRADE 660B Lock Nuts | Belgium, Philippines, Dammam -KSA, Indonesia. |
A453 660B Self Locking Nuts | France, Qatar, Thailand, Europe |
ASTM A453 GRADE 660A Wood Screw | Germany, Czechia, Malaysia, Thailand |
ASTM A286 Gr 660 Concrete Screws | Bangladesh, Finland, USA, Malaysia |
A453 660B Fully Threaded Screw | Dubai, Netherlands, Russia, Malaysia |