ASME B16.48 Stainless Steel Spectacle Blind Flange
One Of India’s Largest Manufacturers Of ANSI B16.48 Spectacle Flange In India, Global Suppliers of EN 1092-2 PN16 Piping Spectacle Blind Flange
Manufacting high-class MSS SP-44 Carbon Steel Spec Blind ASME B16.48, Looking to buy Din PN16 Spectacle Blind Flange Raised Face? Contact Rajtilak Metal At Low Price, Check ASME B16.48 Spectacle Blind Flange Dimensions And Weight Chart.
ASME B16.48 Stainless Steel Spectacle Blind Flange have two discs, one blind and one ring. They can be assembled in a system in an open position or in a closed position. The spectacle blind flange manufacturers in india produce different kinds such as the spectacle blind flange raised face or different classes such as the spectacle blind flange pn16. The spectacle blind flange flat face has the gasket and bolt holes in the flat face so that bolts often go through the gasket as well. The carbon steel spectacle blind flange is used in maintenance systems where opening and closing of pipe systems is required. In the spectacle blind flange ASME B16.48 belong to the pipeline isolation device class of ASME B16.48. According to the need of a raised face, the spectacle blind flange rf could be used. On the other hand where gasket with tight sealing is involved, the spectacle blind flange rtj could be used. These could be rotated to change positions from closed to open and vice versa.

Stainless Steel Spectacle Blind Flange

ANSI B16.48 Spectacle Flange

EN 1092-2 PN16 Piping Spectacle Blind Flange
Table of contents
- What is Stainless Steel Spectacle Blind Flange?
- Price List Of ANSI B16.48 Spectacle Flange In India
- Specification Of Carbon Steel Spectacle Blind Flanges
- Piping Spectacle Blind Flange Material
- Types Of ASME B16.48 Spectacle Blind Flange
- 36 Inch, RF, A182 F316L Stainless Steel Spectacle Blind Flange
- PN 50, DN 100, ASME B16.48 Spectacle Blinds Flange
- 22 Inch, Class 150, Carbon Steel Spectacle Blind Flange
- A182 F316L, ASME B16.48, Piping Spectacle Blind Flange
- 18"(450NB), Class 600, Precision Flange Spectacle Blind
- Inconel 600, Flat Face Spectacle Blind Flange
- B564 UNS NO 8825, Spectacle Blind Flange ASME B16.48
- 2 Inch, A350 LF2 CL1 CL1500, Spectacle Flange
- 40 inch, B16.48, ASTM A105 Spec Blind Flange
- 2 Inch, Class 150, ASME B16.48, Spectacle Blind Figure 8
- RF Ends, Class 1500, Alloy Steel Spectacle Blind Flange
- 6 Inch, Pressure 600LB, ASME B16.48 Spectacle Blind Flange
- ASME 16.48 Spectacle Blind Dimensions
- Class 150 Spectacle Blind Flange Dimesions
- Spectacle Blind Flange 300 Dimensions
- 600# Piping Spectacle Blind Flange Dimensions
- Class 900 Spectacle Blind Flange Dimensions
- Dimensions Of 1500 Spectacle Blind Flange ASME B16.48
- Class 2500 Spectacle Blind Flange Dimesions
- Spectacle Blind Flange ASME B16.48 Pressure Ratings
Accept all small/ Large Orders of 1/2" ~ 6" Spectacle Blind Rf, Held wide stock of sch 80 Spectacle Blind Figure 8, Buy DIN 2576 600LB FF Type Spectacle Blind Raised Face Certified & Tested, Class 1500 Blind Spectacle Flange Delivering everywhere.
Different pressure classes are available such as the spectacle blind flange 300. There is difference in the spectacle blind flange material according to the application requirement. The suppliers worldwide produce different specifications. The spectacle blind flange supplier in Malaysia would make different classes and types than the spectacle blind flange Singapore because of the requirements and the market in the respective countries.
What is Stainless Steel Spectacle Blind Flange?

In any piping spectacle blind flange is used to close the system of fluid flow with the possibility of opening it without having to fully dismantle the system. The bolts have to be loosened for a precision flange spectacle blind to be rotated into the open or closed position. [company name] provides a detailed spectacle blind flange weight chart for the clients to select from. We also offer a variety of spectacle blind flange dimensions to pick up from. Our spectacle blind flange price is very much affordable to the clients.
Price List Of ANSI B16.48 Spectacle Flange In India
SR NO | Description | Piping Material Class /QTY | PRICE (USD$) | ||||
1 | SPEC BLIND: 8 NPS, ASTM A 516 GR.70 N, CL.300#, RF, SMF ( Ra=3.2 - 6.3μm ), NACE MR-0175/ISO 15156, (FIG.8, ASME B16.48) | A03E | 4 NOS | $22 | |||
2 | SPEC BLIND: 6 NPS, ASTM A 516 GR.70 N, (FIG.8, ASME B16.48), CL.300#, RF, SMF ( Ra=3.2 - 6.3μm ), NACE MR-0175/ISO 15156 | A03E | 5 NOS | $30.67 | |||
3 | SPEC BLIND: 4 NPS, NACE MR-0175/ISO 15156, ASTM A 516 GR.70 N, CL.300#, RF, SMF ( Ra=3.2 - 6.3μm ), (FIG.8, ASME B16.48) | A03E | 9 NOS | $12.78 | |||
4 | SPEC BLIND: 2 NPS, NACE MR-0175/ISO 15156, ASTM A 516 GR.70 N, CL.300#, RF, SMF ( Ra=3.2 - 6.3μm ), (FIG.8, ASME B16.48) | A03E | 4 NOS | $32.67 | |||
5 | SPEC BLIND: 3/4 NPS, NACE MR-0175/ISO 15156, ASTM A 516 GR.70 N, CL.300#, RF, SMF ( Ra=3.2 - 6.3μm ), (FIG.8, ASME B16.48) | A03E | 12 NOS | $32 | |||
6 | SPEC BLIND: NACE MR-0175/ISO 15156, ASTM A 516 GR.70 N, 4 NPS, CL.150#, RF, SMF ( Ra=3.2 - 6.3μm ), (FIG.8, ASME B16.48) | A01E | 62 NOS | $84.65 | |||
7 | SPEC BLIND: 3 NPS, NACE MR-0175/ISO 15156, ASTM A 516 GR.70 N, CL.150#, RF, SMF ( Ra=3.2 - 6.3μm ), (FIG.8, ASME B16.48) | A01E | 30 NOS | $51.00 | |||
8 | SPEC BLIND: 2 NPS, NACE MR-0175/ISO 15156, ASTM A 516 GR.70 N, CL.150#, RF, SMF ( Ra=3.2 - 6.3μm ), (FIG.8, ASME B16.48) | A01E | 12 NOS | $21.56 | |||
9 | SPEC BLIND: 1/2 NPS, NACE MR-0175/ISO 15156, CL.150#, RF,SMF( Ra=3.2 -6.3μm), ASTM A 516 GR.70 N (FIG.8, ASME B16.48) | A01E | 4 NOS | $10.85 | |||
10 | SPEC BLIND: 6 NPS, NACE MR-0175/ISO 15156, ASTM A 516 GR.70 N, CL.600#, RF, SMF ( Ra=3.2 - 6.3μm ), (FIG.8, ASME B16.48) | A06E | 3 NOS | $33.00 | |||
11 | SPEC BLIND: 2 NPS, NACE MR-0175/ISO 15156, ASTM A 516 GR.70 N, CL.600#, RF, SMF ( Ra=3.2 - 6.3μm ), (FIG.8, ASME B16.48) | A06E | 7 NOS | $72.35 | |||
12 | SPEC BLIND: 2 NPS, ASTM A 516 GR.60, GALV. TO A153(FIG.8, ASME B16.48), CL.150#, RF, SMF ( Ra=3.2 -6.3μm ) | G01A | 5 NOS | $90.00 |
Please note this is an approx Price of ASME B16.48 Stainless Steel Spectacle Blind Flange in Mumbai, India. For final MSS SP-44 Carbon Steel Spec Blind Flanges Price List Please Call on 91 - 22 - 67437342 or drop an Email to info@rajtilakmetal.com
Specification Of Carbon Steel Spectacle Blind Flanges
ASME B16.5 Spec Blind Size Chart | 1/2" (15 NB) to 48" (1200NB) DN10~DN5000 |
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Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
Spectacle Blinds Standards | ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Spectacle Blind Flanges, ASME Spectacle Blind Flanges, BS Spectacle Blind Flanges, DIN Spectacle Blind Flanges, EN Spectacle Blind Flanges, GOST Flanges, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092 |
Stainless Steel Spectacle Blind Flanges Production technique |
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Connect Type/ Flanges Face Type | Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove |
Special design | As per your drawing AS, ANSI, BS, DIN and JIS |
Spectacle Blind Flanges Pressure Rating ANSI | Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS Spectacle Blind Flanges |
Spectacle Blank Flanges Pressure Calculation in DIN | 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 Spectacle Blind Flanges |
JIS Spectacle Blind Standard | 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K Spectacle Blind Flanges |
UNI Spectacle Blind Material | 6Bar 10Bar 16Bar 25Bar 40Bar Spectacle Blind Flanges |
EN Spectacle Blind Rf | 6Bar 10Bar 16Bar 25Bar 40Bar Spectacle Blind Flanges |
Coating | Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized Spectacle Blind Flanges |
Most common types of Spectacle Blind Flanges | Forged / Threaded / Screwed / Plate |
Test | Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector |
Spectacle Blind Use & application |
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Export to Spectacle Blind Flanges Flat Face | Ireland, Singapore, Indonesia, USA, Brazil, Thailand, Korea, Iran, India, Ukraine, Saudi Arabia, Spain, Canada, Egypt, Oman, Dubai, Peru, etc |
Spectacle Flanges Equipment | Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc |
Origin | Indian / West Europe / Japan / USA / Korean |
Stainless Steel Spectacle Blind Flange manufacturers in India | ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc.
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Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175 |
Piping Spectacle Blind Flange Material
Carbon Steel Spectacle Blind Flange | ASTM/ASME A/SA105 A/SA105N & A/SA216-WCB, DIN 1.0402, DIN 1.0460, DIN 1.0619, Die Steel, ASTM A105 / ASME SA105, A105N, ASTM A350 LF2 / ASME SA350, High Yield CS ASTM A694 / A694 (F52 F56 F60 F65 F70 F80) |
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Super Duplex Spectacle Blind Flanges | S32750 / S32760 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61 |
Incoloy Spectacle Blind Flanges | ASTM B564 / ASME SB564, Incoloy 800, 800H, 800HT (UNS N08800), 825 (UNS N08825), 925 Flanges |
254 Smo Spectacle Blind Flanges | ASTM A182 / ASME SA182, SMO 254/6Mo, UNS S31254, DIN 1.4547 |
Nimonic Spectacle Blind Flanges | Nimonic 75, Nimonic 80A, Nimonic 90 |
Stainless Steel Spectacle Blind Flanges | ASTM/ASME A/SA182 F304, F304L, F316, F316L, ASTM/ASME A/SA351 CF8, CF3, CF8M, CF3M, DIN 1.4301, DIN 1.4306, DIN 1.4401, DIN 1.4404, DIN 1.4308, DIN 1.4408, DIN 1.4306, DIN 1.4409 |
Aluminium Spectacle Blind Flanges | 5052 /6061/ 6063 / 2017 / 7075 / etc. |
Nickel Spectacle Blind Flanges | ASTM B564 / ASME SB564, Nickel 200, Nickel 201, Nickel 205, Nickel 205LC |
Duplex Spectacle Blind Flanges | S31803 / S32205 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61 |
Alloy Steel Spectacle Blind Flanges | ASTM A182 / ASME SA182 F5, F9, F11, F12, F22, F91 |
Titanium Spectacle Blind Flanges | ASTM B381 / ASME SB381, Titanium Gr. 1, Titanium Gr. 2, Titanium Gr. 4, Titanium Gr. 5, Titanium Gr. 7 ASTM R50250/GR.1 | R50400/GR.2 | R50550/GR.3 | R50700/GR.4 | GR.6 |R52400/GR.7 | R53400/GR.12 | R56320/GR.9 |R56400/GR.5 |
Inconel Spectacle Blind Flanges | ASTM B564 / ASME SB564, Inconel 600, 601, 625, 718, 783, 690, x750 Flanges |
Hastelloy Spectacle Blind Flanges | ASTM B564 / ASME SB564, Hastelloy C276 (UNS N10276), C22 (UNS N06022), C4, C2000, B2, B3, X Flanges |
Monel Spectacle Blind Flanges | ASTM B564 / ASME SB564, Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500) |
Alloy 20 Spectacle Blind Flanges | ASTM B462 / ASME SB462, Carpenter® 20 Alloy, Alloy 20Cb-3 |
Copper Spectacle Blind Flanges | T1, T2, C10100, C10200, C10300, C10400, C10500, C10700, C10800, C10910,C10920, TP1, TP2, C10930, C11000, C11300, C11400, C11500, C11600, C12000,C12200, C12300, TU1, TU2, C12500, C14200, C14420, C14500, C14510, C14520, C14530, C17200, C19200, C21000, C23000, C26000, C27000, C27400, C28000, C33000, C33200, C37000, C44300, C44400, C44500, C60800, C63020, C68700, C70400, C70600, C70620, C71000, C71500, C71520, C71640, etc |
Copper Nickel Spectacle Blind Flanges | ASTM / ASME SB 61 / 62 / 151 / 152, Copper Nickel 90/10 (C70600 ), Cupro Nickel 70/30 (C71500), UNS C71640 |
Brass Spectacle Blind Flanges | 3602 / 2604 / H59 / H62 / etc. |
Other Spectacle Blind Flanges material | Tin bronze, Aluminum bronze, Lead bronze |
Rajtilak Metal is a highly acclaimed Manufacturer & Suppliers of ASME B16.48 Stainless Steel Spectacle Blind Flange Manufacturers in India. ANSI B16.48 Spectacle Flange, spacers, and spades which are also known as paddle blank, figure-8, spacer and Slip blind. Our offered ANSI B16.48 carbon steel spectacle blind flange different components that used in piping for positive isolation of the section of a line or equipment during maintenance and shutdown.
Types Of ASME B16.48 Spectacle Blind Flange

36 Inch, RF, A182 F316L Stainless Steel Spectacle Blind Flanges

PN 50, DN 100, ASME B16.48 Spectacle Blinds Flanges

22 Inch, Class 150, Carbon Steel Spectacle Blind Flanges

A182 F316L, ASME B16.48, Piping Spectacle Blind Flanges

18(450NB), Class 600, Precision Flange Spectacle Blind

Inconel 600, Flat Face Spectacle Blind Flanges

B564 UNS NO 8825, Spectacle Blind Flange ASME B16.48

2 Inch, A350 LF2 CL1 CL1500, Spectacle Flanges

40 inch, B16.48, ASTM A105 Spec Blind Flanges

2 Inch, Class 150, ASME B16.48, Spectacle Blind Figure 8

RF Ends, Class 1500, Alloy Steel Spectacle Blind Flanges

6 Inch, Pressure 600LB, ASME B16.48 Spectacle Blind Flanges
ASME B16.48 Stainless Steel Spectacle Blind Flange is often made from two metal discs that are attached to each other by a small section of steel. We are offered in different sizes & dimensions that ensure that no compromise is made the aspect of quality.Piping Spectacle Blind Flange is available in grades, thickness & various size, Specification as per the customer requirments.
ASME 16.48 Spectacle Blind Dimensions

Class 150 Spectacle Blind Flange Dimesions
Size in Inch | Size in MM | Internal Dia. | Outer Dia. | Center to Center | Thick. | Web Width | Web Thick. | Hole Dia | Spec. Blind Weight in Kg | Paddle Blank Weight in kg | Paddle Spacer Blank Weight in kg |
1/2 | 15 | 16 | 45 | 60 | 3 | 38 | 2 | 15.875 | 0.07 | 0.03 | 0.03 |
3/4 | 20 | 21 | 54 | 70 | 3 | 38 | 2 | 15.875 | 0.1 | 0.05 | 0.04 |
1 | 25 | 27 | 64 | 80 | 3 | 38 | 2 | 15.875 | 0.14 | 0.07 | 0.06 |
1 1/4 | 32 | 42 | 73 | 90 | 6.4 | 38 | 4 | 15.875 | 0.35 | 0.21 | 0.14 |
1 1/2 | 40 | 48 | 83 | 100 | 6.4 | 38 | 4 | 15.875 | 0.46 | 0.27 | 0.18 |
2 | 50 | 61 | 102 | 120 | 6.4 | 51 | 4 | 19.05 | 0.68 | 0.41 | 0.26 |
2 1/2 | 65 | 73 | 107 | 140 | 6.4 | 51 | 4 | 19.05 | 0.7 | 0.46 | 0.24 |
3 | 80 | 89 | 133 | 150 | 6.4 | 64 | 4 | 19.05 | 1.1 | 0.71 | 0.39 |
3 1/2 | 90 | 102 | 159 | 175 | 9.7 | 64 | 5 | 19.05 | 2.44 | 1.54 | 0.9 |
4 | 100 | 114 | 172 | 190 | 9.7 | 64 | 5 | 19.05 | 2.81 | 1.8 | 1.01 |
5 | 130 | 141 | 194 | 215 | 9.7 | 76 | 5 | 22.225 | 3.37 | 2.29 | 1.08 |
6 | 150 | 168 | 219 | 240 | 12.7 | 76 | 7 | 22.225 | 5.39 | 3.82 | 1.57 |
8 | 200 | 219 | 276 | 300 | 12.7 | 76 | 10 | 22.225 | 8.32 | 6.07 | 2.25 |
10 | 250 | 273 | 337 | 360 | 15.7 | 102 | 12 | 25.4 | 15.04 | 11.19 | 3.84 |
12 | 300 | 324 | 406 | 430 | 19.1 | 102 | 15 | 25.4 | 26.95 | 19.77 | 7.18 |
14 | 350 | 356 | 448 | 475 | 19.1 | 108 | 15 | 28.575 | 32.94 | 24.07 | 8.87 |
16 | 400 | 406 | 511 | 540 | 22.4 | 108 | 17 | 28.575 | 50.27 | 36.73 | 13.54 |
18 | 450 | 457 | 546 | 580 | 25.4 | 114 | 20 | 31.75 | 61.79 | 47.55 | 14.23 |
20 | 500 | 508 | 603 | 635 | 28.4 | 121 | 22 | 31.75 | 83.67 | 64.85 | 18.82 |
24 | 600 | 610 | 714 | 750 | 31.8 | 140 | 24 | 34.925 | 129.3 | 101.8 | 27.49 |
Spectacle Blind Flange 300 Dimensions
Size in Inch | Size in MM | Internal Dia. | Outer Dia. | Center to Center | Thick. | Web Width | Web Thick. | Hole Dia | Spec. Blind Weight in Kg | Paddle Blank Weight in kg | Paddle Spacer Blank Weight in kg |
1/2 | 15 | 16 | 51 | 65 | 6.4 | 38 | 4 | 15.875 | 0.19 | 0.1 | 0.09 |
3/4 | 20 | 21 | 64 | 80 | 6.4 | 38 | 4 | 19.05 | 0.31 | 0.16 | 0.14 |
1 | 25 | 27 | 70 | 90 | 6.4 | 38 | 4 | 19.05 | 0.36 | 0.19 | 0.16 |
1 1/4 | 32 | 42 | 79 | 100 | 6.4 | 38 | 4 | 19.05 | 0.43 | 0.25 | 0.17 |
1 1/2 | 40 | 48 | 92 | 115 | 6.4 | 38 | 4 | 22.225 | 0.58 | 0.34 | 0.24 |
2 | 50 | 61 | 108 | 125 | 9.7 | 51 | 5 | 19.05 | 1.19 | 0.71 | 0.48 |
2 1/2 | 65 | 73 | 127 | 150 | 9.7 | 51 | 5 | 22.225 | 1.64 | 0.98 | 0.65 |
3 | 80 | 89 | 146 | 170 | 9.7 | 64 | 5 | 22.225 | 2.11 | 1.29 | 0.81 |
3 1/2 | 90 | 102 | 162 | 185 | 12.7 | 64 | 7 | 22.225 | 3.35 | 2.09 | 1.26 |
4 | 100 | 114 | 178 | 200 | 12.7 | 64 | 7 | 22.225 | 4.01 | 2.52 | 1.49 |
5 | 130 | 141 | 213 | 235 | 15.7 | 76 | 8 | 22.225 | 6.98 | 4.47 | 2.51 |
6 | 150 | 168 | 248 | 270 | 15.7 | 76 | 8 | 22.225 | 9.34 | 6.06 | 3.28 |
8 | 200 | 219 | 305 | 330 | 22.4 | 76 | 17 | 25.4 | 19.42 | 13.08 | 6.33 |
10 | 250 | 273 | 359 | 385 | 25.4 | 102 | 20 | 28.575 | 29.22 | 20.55 | 8.66 |
12 | 300 | 324 | 419 | 450 | 28.4 | 102 | 22 | 31.75 | 43.9 | 31.31 | 12.58 |
14 | 350 | 356 | 483 | 515 | 31.8 | 108 | 24 | 31.75 | 67.86 | 46.58 | 21.27 |
16 | 400 | 406 | 536 | 570 | 38.1 | 108 | 29 | 34.925 | 98.04 | 68.74 | 29.3 |
18 | 450 | 457 | 594 | 630 | 41.1 | 114 | 31 | 34.925 | 128.23 | 91.06 | 37.16 |
20 | 500 | 508 | 651 | 685 | 44.5 | 121 | 34 | 34.925 | 164.75 | 118.43 | 46.31 |
24 | 600 | 610 | 772 | 810 | 50.8 | 140 | 39 | 41.275 | 261.55 | 190.13 | 71.42 |
Dimensions 600# Piping Spectacle Blind Flange
Size in Inch | Size in MM | Internal Dia. | Outer Dia. | Center to Center | Thick. | Web Width | Web Thick. | Hole Dia | Spec. Blind Weight in Kg | Paddle Blank Weight in kg | Paddle Spacer Blank Weight in kg |
1/2 | 15 | 16 | 51 | 65 | 6.4 | 38 | 4 | 15.875 | 0.19 | 0.1 | 0.09 |
3/4 | 20 | 21 | 64 | 80 | 6.4 | 38 | 4 | 19.05 | 0.31 | 0.16 | 0.14 |
1 | 25 | 27 | 70 | 90 | 6.4 | 57 | 4 | 19.05 | 0.36 | 0.19 | 0.16 |
1 1/4 | 32 | 37 | 79 | 100 | 9.7 | 57 | 5 | 19.05 | 0.67 | 0.38 | 0.29 |
1 1/2 | 40 | 43 | 92 | 115 | 9.7 | 67 | 5 | 22.225 | 0.91 | 0.51 | 0.4 |
2 | 50 | 55 | 108 | 125 | 9.7 | 57 | 5 | 19.05 | 1.23 | 0.71 | 0.52 |
2 1/2 | 65 | 67 | 127 | 150 | 12.7 | 67 | 7 | 22.225 | 2.21 | 1.28 | 0.92 |
3 | 80 | 83 | 146 | 170 | 12.7 | 67 | 7 | 22.225 | 2.85 | 1.7 | 1.15 |
3 1/2 | 90 | 96 | 159 | 185 | 15.7 | 76 | 8 | 25.4 | 4.07 | 2.49 | 1.58 |
4 | 100 | 108 | 191 | 215 | 15.7 | 76 | 8 | 25.4 | 6.04 | 3.59 | 2.44 |
5 | 130 | 135 | 238 | 265 | 19.1 | 86 | 10 | 28.575 | 11.4 | 6.79 | 4.6 |
6 | 150 | 162 | 264 | 290 | 22.4 | 86 | 12 | 28.575 | 15.91 | 9.8 | 6.11 |
8 | 200 | 212 | 318 | 350 | 28.4 | 95 | 22 | 31.75 | 28.05 | 18.03 | 10.01 |
10 | 250 | 265 | 397 | 430 | 35.1 | 105 | 27 | 34.925 | 54 | 34.74 | 19.26 |
12 | 300 | 315 | 454 | 490 | 41.1 | 105 | 31 | 34.925 | 80.78 | 53.2 | 27.58 |
14 | 350 | 346 | 489 | 525 | 44.5 | 114 | 34 | 38.1 | 100.19 | 66.82 | 33.36 |
16 | 400 | 397 | 562 | 605 | 50.8 | 124 | 39 | 41.275 | 151.24 | 100.76 | 50.48 |
18 | 450 | 448 | 610 | 655 | 53.8 | 133 | 41 | 44.45 | 183.62 | 125.71 | 57.9 |
20 | 500 | 497 | 679 | 725 | 63.5 | 133 | 48 | 44.45 | 269.2 | 183.85 | 85.35 |
24 | 600 | 597 | 787 | 840 | 73.2 | 152 | 55 | 50.8 | 405.6 | 284.72 | 120.88 |
Class 900 Spectacle Blind Flange
Size in Inch | Size in MM | Internal Dia. | Outer Dia. | Center to Center | Thick. | Web Width | Web Thick. | Hole Dia | Spec. Blind Weight in Kg | Paddle Blank Weight in kg | Paddle Spacer Blank Weight in kg |
1/2 | 15 | 16 | 60 | 80 | 6.4 | 38 | 4 | 22.225 | 0.27 | 0.14 | 0.13 |
3/4 | 20 | 21 | 67 | 90 | 6.4 | 41 | 4 | 22.225 | 0.34 | 0.18 | 0.16 |
1 | 25 | 27 | 76 | 100 | 6.4 | 57 | 4 | 25.4 | 0.43 | 0.23 | 0.2 |
1 1/4 | 32 | 37 | 86 | 110 | 9.7 | 57 | 5 | 25.4 | 0.81 | 0.45 | 0.36 |
1 1/2 | 40 | 43 | 95 | 125 | 9.7 | 67 | 5 | 28.575 | 0.98 | 0.54 | 0.43 |
2 | 50 | 55 | 140 | 165 | 12.7 | 57 | 7 | 25.4 | 2.88 | 1.56 | 1.32 |
2 1/2 | 65 | 67 | 162 | 190 | 12.7 | 67 | 7 | 28.575 | 3.82 | 2.09 | 1.73 |
3 | 80 | 83 | 165 | 190 | 15.7 | 67 | 8 | 25.4 | 4.68 | 2.68 | 2 |
4 | 100 | 108 | 203 | 235 | 19.1 | 76 | 10 | 31.75 | 8.48 | 4.94 | 3.54 |
5 | 130 | 135 | 244 | 280 | 22.4 | 86 | 12 | 34.925 | 14.18 | 8.37 | 5.81 |
6 | 150 | 162 | 286 | 320 | 25.4 | 86 | 13 | 31.75 | 21.9 | 13.04 | 8.86 |
8 | 200 | 212 | 356 | 395 | 35.1 | 95 | 27 | 38.1 | 45.96 | 27.93 | 18.02 |
10 | 250 | 265 | 432 | 470 | 41.1 | 105 | 31 | 38.1 | 78.21 | 48.16 | 30.04 |
12 | 300 | 315 | 495 | 535 | 47.8 | 105 | 36 | 38.1 | 117.31 | 73.55 | 43.76 |
14 | 350 | 346 | 518 | 560 | 53.8 | 114 | 41 | 41.275 | 140.86 | 90.65 | 50.2 |
16 | 400 | 397 | 572 | 615 | 60.5 | 124 | 46 | 44.45 | 188.73 | 124.31 | 64.42 |
18 | 450 | 448 | 635 | 685 | 66.5 | 133 | 50 | 50.8 | 252.97 | 168.39 | 84.57 |
20 | 500 | 497 | 696 | 750 | 73.2 | 133 | 55 | 53.975 | 331.81 | 222.68 | 109.13 |
24 | 600 | 597 | 835 | 900 | 88.9 | 152 | 67 | 66.675 | 579.52 | 389.25 | 190.27 |
1500 Spectacle Blind Flange ASME B16.48
Size in Inch | Size in MM | Internal Dia. | Outer Dia. | Center to Center | Thick. | Web Width | Web Thick. | Hole Dia | Spec. Blind Weight in Kg | Paddle Blank Weight in kg | Paddle Spacer Blank Weight in kg |
1/2 | 15 | 16 | 61 | 80 | 6.4 | 38 | 4 | 22.225 | 0.28 | 0.14 | 0.13 |
3/4 | 20 | 21 | 67 | 90 | 9.7 | 41 | 5 | 22.225 | 0.52 | 0.27 | 0.24 |
1 | 25 | 27 | 76 | 100 | 9.7 | 64 | 5 | 25.4 | 0.65 | 0.35 | 0.3 |
1 1/4 | 32 | 35 | 86 | 110 | 9.7 | 64 | 5 | 25.4 | 0.82 | 0.45 | 0.37 |
1 1/2 | 40 | 41 | 95 | 125 | 12.7 | 70 | 7 | 28.575 | 1.3 | 0.71 | 0.58 |
2 | 50 | 53 | 140 | 165 | 12.7 | 70 | 7 | 25.4 | 2.9 | 1.56 | 1.33 |
2 1/2 | 65 | 63 | 162 | 190 | 15.7 | 76 | 8 | 28.575 | 4.78 | 2.58 | 2.19 |
3 | 80 | 78 | 172 | 205 | 19.1 | 76 | 10 | 31.75 | 6.36 | 3.54 | 2.81 |
4 | 100 | 102 | 206 | 240 | 22.4 | 89 | 12 | 34.925 | 10.47 | 5.96 | 4.5 |
5 | 130 | 128 | 251 | 290 | 28.4 | 89 | 15 | 41.275 | 19.55 | 11.23 | 8.31 |
6 | 150 | 154 | 279 | 320 | 35.1 | 89 | 18 | 38.1 | 29.08 | 17.15 | 11.93 |
8 | 200 | 203 | 349 | 395 | 41.1 | 102 | 31 | 44.45 | 52.23 | 31.43 | 20.8 |
10 | 250 | 255 | 432 | 480 | 50.8 | 114 | 39 | 50.8 | 98.33 | 59.53 | 38.79 |
12 | 300 | 303 | 518 | 570 | 60.5 | 114 | 46 | 53.975 | 169.01 | 101.94 | 67.06 |
14 | 350 | 333 | 575 | 635 | 66.5 | 127 | 50 | 60.325 | 229.84 | 138.07 | 91.76 |
16 | 400 | 381 | 638 | 705 | 76.2 | 133 | 58 | 66.675 | 320.1 | 194.78 | 125.32 |
18 | 450 | 429 | 702 | 775 | 85.9 | 146 | 65 | 73.025 | 432.4 | 265.84 | 166.56 |
20 | 500 | 478 | 752 | 830 | 95.3 | 152 | 72 | 79.375 | 540.14 | 338.44 | 201.7 |
24 | 600 | 575 | 899 | 990 | 111.3 | 178 | 84 | 92.075 | 898.71 | 564.9 | 333.8 |
Class 2500 Spectacle Blind Flange Dimesions
Size in Inch | Size in MM | Internal Dia. | Outer Dia. | Center to Center | Thick. | Web Width | Web Thick. | Hole Dia | Spec. Blind Weight in Kg | Paddle Blank Weight in kg | Paddle Spacer Blank Weight in kg |
1/2 | 15 | 16 | 67 | 90 | 9.7 | 38 | 5 | 22.225 | 0.53 | 0.27 | 0.25 |
3/4 | 20 | 21 | 73 | 95 | 9.7 | 41 | 5 | 22.225 | 0.62 | 0.32 | 0.29 |
1 | 25 | 27 | 83 | 110 | 9.7 | 64 | 5 | 25.4 | 0.79 | 0.41 | 0.37 |
1 1/4 | 32 | 35 | 102 | 130 | 12.7 | 64 | 7 | 28.575 | 1.56 | 0.82 | 0.73 |
1 1/2 | 40 | 41 | 114 | 145 | 15.7 | 70 | 8 | 31.75 | 2.39 | 1.28 | 1.11 |
2 | 50 | 53 | 143 | 170 | 15.7 | 70 | 8 | 28.575 | 3.75 | 2.01 | 1.73 |
2 1/2 | 65 | 63 | 165 | 195 | 19.1 | 76 | 10 | 31.75 | 6.05 | 3.26 | 2.78 |
3 | 80 | 78 | 194 | 230 | 22.4 | 76 | 12 | 34.925 | 9.73 | 5.29 | 4.43 |
4 | 100 | 102 | 232 | 275 | 28.4 | 89 | 22 | 41.275 | 17.34 | 9.59 | 7.74 |
5 | 130 | 128 | 276 | 325 | 35.1 | 89 | 27 | 47.625 | 29.97 | 16.79 | 13.17 |
6 | 150 | 154 | 314 | 370 | 41.1 | 89 | 31 | 53.975 | 44.77 | 25.44 | 19.32 |
8 | 200 | 198 | 384 | 440 | 53.8 | 102 | 41 | 53.975 | 86.39 | 49.82 | 36.57 |
10 | 250 | 248 | 473 | 540 | 66.5 | 114 | 50 | 66.675 | 161.18 | 93.43 | 67.74 |
12 | 300 | 289 | 546 | 620 | 79.2 | 114 | 60 | 73.025 | 255.01 | 148.27 | 106.73 |
Looking to buy ASME B16.48 Stainless Steel Spectacle Blind Flange at the best cost in India. You can mail to info@rajtilakmetal.com for ASME B16.48 Spectacle Flange to induce live quotes now. Rajtilak Metal is a manufacturer and supplier of Carbon Steel Spectacle Blind Flange offering in all Ratings up to 3000#, built a distribution network with more then 15 countries globally like Malaysia, Singapore, Qatar, Philippines, United Arab Emirates (UAE), Kuwait, Bahrain, India, Indonesia, Saudi Arabia (KSA), Thailand, Vietnam, South Africa, UK, Oman.
Spectacle Blind Flange ASME B16.48 Pressure Ratings
Flanges pressure rating in psig for Spectacle Blind Flange ASME |
|||||||
Temperature (F°) | 150# | 300# | 400# | 600# | 900# | 1500# | 2500# |
-20 to 100 | 285 | 740 | 985 | 1480 | 2220 | 3705 | 6170 |
200 | 260 | 680 | 905 | 1360 | 2035 | 3395 | 5655 |
300 | 230 | 655 | 870 | 1310 | 1965 | 3270 | 5450 |
400 | 200 | 635 | 845 | 1265 | 1900 | 3170 | 5280 |
500 | 170 | 605 | 805 | 1205 | 1810 | 3015 | 5025 |
600 | 140 | 570 | 755 | 1135 | 1705 | 2840 | 4730 |
650 | 125 | 550 | 730 | 1100 | 1650 | 2745 | 4575 |
700 | 110 | 530 | 710 | 1060 | 1590 | 2655 | 4425 |
750 | 95 | 505 | 675 | 1015 | 1520 | 2535 | 4230 |
800 | 80 | 410 | 550 | 825 | 1235 | 2055 | 3430 |
850 | 65 | 320 | 425 | 640 | 955 | 1595 | 2655 |
900 | 50 | 230 | 305 | 460 | 690 | 1150 | 1915 |
950 | 35 | 135 | 185 | 275 | 410 | 685 | 1145 |
1000 | 20 | 85 | 115 | 170 | 255 | 430 | 715 |
Rajtilak Metal is a Govt. approved certified ASME B16.48 Stainless Steel Spectacle Blind Flange Manufacturers in India, We have our ASME B16.48 Spectacle Flange ASME B16.48 distributor and wholesaler in Malaysia, Indonesia, Singapore, United Arab Emirates (UAE) & South Africa. We are well-known as a trusted Manufacturer of Blind Spectacle Flange in Mumbai, India.
ANSI B16.48 Spectacle Flanges Standard Manufacturing Materials
Dimensions | Base Material | Pressure Rating |
---|---|---|
ASME B16.5 | ASTM A182 (Forgings) ASTM A240 (Plate) | 150#. 300#. 400#. 600#. 900#. 1500#. 2500#. |
API 605 | ASTM A182 (Forgings) ASTM A240 (Plate) | 150#. 300#. 400#. 600#. 900#. 1500#. 2500#. |
ASME B16.47series A & B | ASTM A182 (Forgings) ASTM A240 (Plate) | 150#. 300#. 400#. 600#. 900#. 1500#. 2500#. |
EN1092-1 | ASTM A182 (Forgings) | PN2.5. PN6. PN10. PN16. PN25. PN40. PN63. PN100. PN160. PN250. PN320. PN400. |
BS4504 | BS970 (Bar)ASTM A240 (Plate) ASTM A182 (Forgings) | PN2.5. PN6. PN10. PN16. PN25. PN40. PN63. PN100. PN160. |
BS10 | BS970 (Bar)ASTM A240 (Plate) ASTM A182 (Forgings) |
Typical Stainless Steel 18/8 Grade Designations
ASTM | BS | DIN | EURONORM |
---|---|---|---|
304 | 304S15 | X5 Cr Ni 18 10 | 1.4301 |
304L | 304S11 | X2 Cr Ni 18 9 | 1.4307 |
316 | 316S31 | X5 Cr Ni Mo 17 12 2 | 1.4401 |
316L | 316S11 | X2 Cr Ni Mo 17 13 2 | 1.4404 |
321 | 321S31 | X6 Cr Ni 18 10 | 1.4541 |
316Ti | 320S31 | X6 Cr Ni Mo Ti 17 12 2 | 1.4571 |
SMO | 254SMO | X1 Cr Ni Mo Cu N 20 18 7 | 1.4547 |
America Series: Class 150, Class 300, Class 600, Class 900A, Class 1500, Class 2500.
Europe Series: PN2.5, PN6, PN10, PN16, PN25, PN40, PN63, PN100, PN160, PN250, PN320, PN400.
ASME B16.48 Stainless Steel Spectacle Blind Flange Material | Carbon steel | ASTM A105. ASTM A350 LF1. LF2, CL1/CL2, A234, S235JRG2, P245GH |
P250GH, P280GHM 16MN, 20MN ,20# | ||
Stainless steel | ASTM A182, F304/304L, F316/316L | |
Alloy steel | ASTM A182 F12, F11, F22, F5, F9, F91 etc. | |
Stainless Steel Spectacle Blind Flange Standard | ANSI | Class 150 Flanges-Class 2500 Flanges |
DIN | 6Bar 10Bar 16Bar 25Bar 40Bar | |
JIS | 5K Flanges-20K Flanges | |
UNI | 6Bar 10Bar 16Bar 25Bar 40Bar | |
EN | 6Bar 10Bar 16Bar 25Bar 40Bar |
ASME B16.48 Stainless Steel Spectacle Blind Flange– also known as a figure-8 blind – is generally a piece of metal that is cut to fit between two gaskets and usually sandwiched between two pipe flange. A ANSI B16.48 Blind Spectacle Flange is often made from two metal discs that are attached to each other by a small section of steel. These ANSI B16.47 Spectacle Blind Flange Raised Face meet the requirements of various industries like heavy engineering, and railways engineering, automobile, pipeline.
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