Jayant Impex Pvt Ltd, India, Maharashtra, Khopoli, Mumbai are leading ASTM A194 Grade 2H Heavy Hexagonal Nuts manufacturer,supplier, exporter, trader, wholesaler, stockiest.
The ASTM A194 specification covers carbon, alloy and stainless steel nuts intended for use in high-pressure and/or high-temperature service. Unless otherwise specified, the American National Standard Heavy Hex Series (ANSI B 18.2.2) shall be used. Nuts up to and including 1 inch nominal size shall be UNC Series Class 2B fit. Nuts over 1 inch nominal size shall be either UNC Series Class 2B fit or 8 UN Series Class 2B fit. High strength ASTM A194 grade 2H nuts are common in the marketplace and are often substituted for ASTM A563 grade DH nuts due to the limited availability of DH nuts in certain diameters and finishes.
Ready Stock Available diameters for ASTM A194 Gr. 2H Hex Nut: M10, M12, M14, M16, M18, M20, M22, M24, M27, M30, M33, M36, M39, M42, M45, M48
Ready Stock Available diameters for ASTM A194 Gr. 2H Heavy Hex Nut: 3/8”, ½”, 5/8”, ¾”, 7/8”, 1”, 1-1/8”, 1-1/4”, 1-1/2”
Ready Stock Available diameters for Grade 8 Heavy Hex Nut with heat treatement: M12, M16, M20, M24, M27, M30
Ready Stock Available diameters for Grade 10 Heavy Hex Nut: M30, M33, M36
A194 Grades |
|
2 |
Carbon steel heavy hex nuts |
2H |
Quenched & tempered carbon steel heavy hex nuts |
2HM |
Quenched & tempered carbon steel heavy hex nuts, 100% hardness tested |
4 |
Quenched & tempered carbon-molybdenum heavy hex nuts |
7 |
Quenched & tempered alloy steel heavy hex nuts |
7M |
Quenched & tempered alloy steel heavy hex nuts, 100% hardness tested |
7L |
Quenched & tempered alloy steel heavy hex nuts, Charpy impact tested |
8 |
Stainless AISI 304 heavy hex nuts |
8M |
Stainless AISI 316 heavy hex nuts |
A194 Mechanical Properties |
|||||||
Grade Markings |
Specification |
Material |
Nominal Size, In. |
Tempering Temp. °F |
Proof Load Stress, ksi |
Hardness Rockwell |
|
Min |
Max |
||||||
2 |
ASTM A194 Grade 2 |
Medium Carbon Steel |
1/4 - 4 |
0 |
150 |
159 |
352 |
2H |
ASTM A194 Grade 2H |
Medium Carbon Steel, Quenched and Tempered |
1/4 - 4 |
850 |
175 |
C24 |
C38 |
2HM |
ASTM A194 Grade 2HM |
Medium Carbon Steel, Quenched and Tempered |
1/4 - 4 |
1150 |
150 |
159 |
237 |
4 |
ASTM A194 Grade 4 |
Medium Carbon Alloy Steel, Quenched and Tempered |
1/4 - 4 |
1100 |
175 |
C24 |
C38 |
7 |
ASTM A194 Grade 7 |
Medium Carbon Alloy Steel, Quenched and Tempered |
1/4 - 4 |
1100 |
175 |
C24 |
C38 |
7M |
ASTM A194 Grade 7M |
Medium Carbon Alloy Steel, Quenched and Tempered |
1/4 - 4 |
1150 |
150 |
159 |
237 |
8 |
ASTM A194 Grade 8 |
Stainless AISI 304 |
1/4 - 4 |
- |
80 |
126 |
300 |
8M |
ASTM A194 Grade 8M |
Stainless AISI 316 |
1/4 - 4 |
- |
80 |
126 |
300 |
A194 Chemical Properties (Chemistry) |
|||||
Element |
2, 2H, and 2HM |
4 |
7 and 7M (AISI 4140) |
8 (AISI 304) |
8M (AISI 316) |
Carbon |
0.40% min |
0.40 - 0.50% |
0.37 - 0.49% |
0.08% max |
0.08% max |
Manganese |
1.00% max |
0.70 - 0.90% |
0.65 - 1.10% |
2.00% max |
2.00% max |
Phosphorus, max |
0.04% |
0.04% |
0.04% |
0.05% |
0.05% |
Sulfur, max |
0.05% |
0.04% |
0.04% |
0.03% |
0.03% |
Silicon |
0.40% max |
0.15 - 0.35% |
0.15 - 0.35% |
1.00% max |
1.00% max |
Chromium |
|
|
0.75 - 1.20% |
18.0 - 20.0% |
16.0 - 18.0% |
Nickel |
|
|
|
8.0 - 11.0% |
10.0 - 14.0% |
Molybdenum |
|
0.20 - 0.30% |
0.15 - 0.25% |
|
2.00 - 3.00% |
Client can procure smaller quantities of ASTM A194 Grade 2H Heavy Hexagonal Nuts online ready stock from us at any destination by just sending us an email at
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2-1/4-4-1/2 ASTM A194 Grade 2H Plain Finsh Steel Heavy Hex Nuts
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2-1/2-4 ASTM A194 Grade 2H Plain Finsh Steel Heavy Hex Nuts
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2 3/4-4 ASTM A194 Grade 2H Plain Finsh Steel Heavy Hex Nuts
2 3/4-8 ASTM A194 Grade 2H Plain Finsh Steel Heavy Hex Nuts
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ASTM A194 2H HEAVY HEX NUT 1-5/8-8 HOT DIP GALVANIZED
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ASTM A194 Gr. 2H Nuts
High Tensile Nut (Gr.8 & Gr. 10) Guaranteed With Heat Treatment.
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