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ASTM A194 Grade 8m Nuts

Metric Sa 194 8m Class 2 Heavy Hex Nuts and ASTM A194 8m Square Nuts manufacturer in India

ASTM A194 Grade 8m Nuts

High strength UNC / Un Series ASTM A194 Grade 8m Hex Nuts at factory price ex Mumbai, check A193 B8M Class 2 material price list and dimensions

A193/ SA 193 B7 Alloy steel, AISI 4140/4142 quenched and tempered
A193/ SA 193 B8 Class 1 Stainless steel, AISI 304, carbide solution treated.
A193/ SA 193 B8M Class 1 Stainless steel, AISI 316, carbide solution treated.
A193/ SA 193 B8 Class 2 Stainless steel, AISI 304, carbide solution treated, strain hardened
A193/ SA 193 B8M Class 2 Stainless steel, AISI 316, carbide solution treated, strain hardened
A193/ SA 193 B16 A heat-treated chromium-molybdenum-vanadium steel for high-pressure, high-temperature service.

ASTM A194 Grade 8M Nuts Chemical Composition

Element A193 B7 (AISI 4140) A193 B8 (AISI 304) A193 B8M (AISI 316) A193 B16 (AISI 4140)
Carbon 0.37 – 0.49% 0.08% max 0.08% max 0.37 – 0.49%
Manganese 0.65 – 1.10% 2.00% max 2.00% max 0.65 – 1.10%
Phosphorus, max 0.035% 0.045% 0.045% 0.035%
Sulfur, max 0.040% 0.030% 0.030% 0.040%
Silicon 0.15 – 0.35% 1.00% max 1.00% max 0.15 – 0.35%
Chromium 0.75 – 1.20% 18.0 – 20.0% 16.0 – 18.0% 0.75 – 1.20%
Nickel 8.0 – 11.0% 10.0 – 14.0%
Molybdenum 0.15 – 0.25% 2.00 – 3.00% 0.15 – 0.25%

Recommended Nuts,Bolts & Washer

Bolt Grade Nuts Washers
A193 B7 A194 Grade 2H F436
A193 B8 Class 1 A194 Grade 8 SS304
A193 B8M Class 1 A194 Grade 8M SS316
A193 B8 Class 2 A194 Grade 8 SS304
A193 B8M Class 2 A194 Grade 8M SS316

Mechanical Properties of A194 Grade 8M Hex Nuts

Grade Size Tensile ksi, min Yield, ksi, min Elong, %, min RA % min
A193 B7 Up to 2-1/2 125 105 16 50
2-5/8 – 4 115 95 16 50
4-1/8 – 7 100 75 18 50
A193 B8 Class 1 All 75 30 30 50
A193 B8M Class 1 All 75 30 30 50
A193 B8 Class 2 Up to 3/4 125 100 12 35
7/8 – 1 115 80 15 35
1-1/8 – 1-1/4 105 65 20 35
1-3/8 – 1-1/2 100 50 28 45
A193 B8M Class 2 Up to 3/4 110 95 15 45
7/8 – 1 100 80 20 45
1-1/8 – 1-1/4 95 65 25 45
1-3/8 – 1-1/2 90 50 30 45
A193 B16 Up to 2-1/2 125 105 18 50
2-5/8 – 4 110 95 17 45
4-1/8 – 7 100 85 16 45

ASTM A194 GR.8M Nuts live inventory

ANSI A 194 Gr. 8M Dome Nut Stainless Steel Gr. 8M T Nuts
A194 Grade 8M T But ASTM A 194 Hex Nuts
ASME A194 Locking Nuts ANSI A 194 Gr. 8M Heavy Hex Nuts
Stainless Steel Gr. 8M Panel Nut SA194 Hex Jam Nuts
ASTM A194 Grade 8M Nuts ASME A194 Gr 8M Nylock Insert Nut
A194 Grade 8M Hex Nut ASTM A194 Grade 8M Flange Nuts
ASME A194 Square Nut ANSI A 194 Coupling Nut
SS Gr. 8M Heavy Hex Nuts SS Gr. 8M Lock Nut
ASME A 194 Gr. 8M Nuts ISO Approved ASTM A194 Eye Nut
Gr. 8M Panel Nuts ANSI A 194 Gr. 8M Lock Nuts
ASME A194 Grade 8M Panel Nut Stainless Steel Gr. 8M Wing Nuts
Gr. 8M Acorn Nut Gr. 8M Stainless Steel Nut and Washer