Size In Ready Stock
- ASTM A194 Grade 2H Nut = M2 To M180
A194 Grade 2H material mad by cold abd hot forging or machining from heat treated bar stock. A194 Grade 2H nuts designed for high temperature and high pressure environments. ASTM A194 Grade 2H heavy hex nut composition like manganese, sulfur, phosphorus, silicon and carbon to its high tensile strength. ASTM A194 Gr 2H nuts manufacturer in India in Metric and Imperial sizes.
Table of Content
Why Buyer Should buy ASTM A194 Grade 2H Nuts From India instead of USA and South Korea?
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Chugoku Electric Power Co Inc

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ASTM A194 Grade 2H Nuts Specification
Size In Ready Stock
A194 Grade 2H Heavy Hex Nut Threads
Manufacturing Process
Characteristics
Testing
Application
Types Of Packaging
Origin of Raw Material
ASTM A194 Gr 2H Standard
| Types | Germany Standard (DIN) | USA Standard (ISO) | American Standard (ASME) | UNI Standard (UNI) |
|---|---|---|---|---|
| Hex Nut | DIN 934 | ASME B18.2.4.1M | ISO 4775 | UNI 5588 |
| Heavy Hex Nut | DIN 6915 | ASME B18.2.4.6M | ISO 4775 | - |
| Hex Jam Nut | DIN 439 | ASME B18.2.4.5M | ISO 4035 | UNI 5589 |
SA194 Grade 2H hex nuts can be supplied with hot dip galvanizing, plain black phosphate and plain zinc. ASTM A194 Grade 2H coupling nut are produced as per DIN 934, ASME B18.2.2 and IS-1363-3 standards. SA 194 Gr 2H anti theft nut are available metric size M6 to M180 imperial size and 1/4 to 7 inch. For a quick quote on ASTM A194 Grade 2H nuts, please contact our sales team at sales@dalloyedfasteners.com
A194 Grade 2H Heavy Hex Nut Price List
| Size | Price in Dolar (USD) | Price in Dirham (UAE) | Price in Philippine Peso (Philippines ) |
|---|---|---|---|
| 3/8" | US $0.06 | AED 0.22 | PHP 3.34 |
| 1/2" | US $0.11 | AED 0.40 | PHP 6.13 |
| 5/8" | US $0.18 | AED 0.66 | PHP 0.18 |
| 3/4" | USD $0.18 | AED 0.66 | PHP 10.03 |
| 7/8" | US $0.44 | AED 1.62 | PHP 24.53 |
| 1" | US $0.64 | AED 2.35 | PHP 35.68 |
| 1-1/8" | US $0.93 | AED 3.42 | PHP 51.84 |
| 1-1/4" | US $1.21 | AED 4.44 | PHP 67.45 |
| 1-3/8" | US $1.64 | AED 6.02 | PHP 91.42 |
| 1-1/2" | US $2.16 | AED 7.93 | PHP 120.41 |
| 1-5/8" | US $2.78 | AED 2.78 | PHP 154.98 |
| 1-3/4" | US $3.48 | AED 12.78 | PHP 194.00 |
| 1-7/8" | US $4.37 | AED 16.05 | PHP 243.61 |
| 2" | US $5.06 | AED 18.59 | PHP 282.08 |
| 2-1/4" | US $7.28 | AED 26.74 | PHP 405.83 |
For Most Updated ASTM A194 Grade 2H Heavy Hex Nut Price Email sales@dalloyedfasteners.com
A194 Gr 2H Material Equivalent
DIN (Germany)
Japan (JIS)
USA (Werkstoff No)
European (EN)
England (BS)
France (AFNOR)
Italy (UNI)
Sweden (SS)
Poland (PN)
Grade 2H Coupling Nut Marking
| Grade | Machined | Hot Forged |
|---|---|---|
| ASTM A194 Grade 2H Coupling Nut | 2 | 2B |
ASTM A194 Grade 2H Nuts Hardness
| Size | Brinell Hardness | Rockwell C (HRC) |
|---|---|---|
| Under M36 | 248 to 327 | 24 to 35 |
| Over M36 | 212 to 327 | 35 (maximum) |
Applications of ASME SA194 Grade 2 Eye Nut
SA194 Grade 2H Square Nut Temperature
| Grade | Temperature |
|---|---|
| ASTM A194 Grade 2H | 1000°F (540°C) |
ASTM A194 Grade 2H Chemical Composition
Proof Load of Heavy Hex Nut Grade 2H in Metric
| Size | Stress Area | Threads Pitch | ASTM A194 Grade 2H Heavy Hex Nuts |
|---|---|---|---|
| M6 | 20.1mm | 1.0 | 29.2 kN |
| M8 | 36.6mm | 1.25 | 44.1 kN |
| M10 | 58.0mm | 1.5 | 69.9 kN |
| M12 | 84.3mm | 1.75 | 101.6 kN |
| M14 | 84.3mm | 2.0 | 138.6 kN |
| M16 | 115.0mm | 2.0 | 189.2 kN |
| M20 | 245.0mm | 2.5 | 295.2 kN |
| M22 | 303.0mm | 2.5 | 365.1 kN |
| M24 | 353.0mm | 3.0 | 425.4 kN |
| M27 | 459.0mm | 3.0 | 553.4 kN |
| M30 | 561.0mm | 3.5 | 676.0 kN |
| M36 | 817.0mm | 4.0 | 984.5 kN |
Grade 2H Hex Nuts Mechanical Properties
| Grade | ASTM A194 Grade 2H |
|---|---|
| Tensile Strength | 175 ksi (min) |
| Yield Strength | 150 ksi (min) |
| Elongation | 16% |
ASTM A194 Grade 2H Heavy Hex Nut Dimensions
| Nut Size | Thread Pitch | Width Across Flats (s) | Width Across Corners (e) | Nut Height (m) |
|---|---|---|---|---|
| - | MM | min-max. | minimum | min-max. |
| M1.6 | 0.35 | 3.02- 3.20 | 3.41 | 1.05 - 1.30 |
| M2 | 0.4 | 3.82- 4.00 | 4.32 | 1.35 - 1.60 |
| M2.5 | 0.45 | 4.82- 5.00 | 5.45 | 1.75 - 2.00 |
| M3 | 0.5 | 5.32 - 5.50 | 6.01 | 2.15 - 2.40 |
| M3.5 | 0.6 | 5.82- 6.00 | 6.58 | 2.55 - 2.80 |
| M4 | 0.7 | 6.78 - 7.00 | 7.66 | 2.9 - 3.2 |
| M5 | 0.8 | 7.78 - 8.00 | 8.79 | 4.4 - 4.7 |
| M6 | 1 | 9.78 - 10.00 | 11.05 | 4.9 - 5.2 |
| M8 | 1.25 | 12.73 - 13.00 | 14.38 | 6.44 - 6.80 |
| M10 | 1.5 | 15.73 - 16.00 | 17.77 | 8.04 - 8.40 |
| M12 | 1.75 | 17.73 - 18.00 | 20.03 | 10.37 - 10.80 |
| M14 | 2 | 20.67 - 21.00 | 23.36 | 12.1 - 12.8 |
| M16 | 2 | 23.67 - 24.00 | 26.75 | 14.1 - 14.8 |
| M18 | 2.5 | 26.16 - 27.00 | 29.56 | 15.1 - 15.8 |
| M20 | 2.5 | 29.16 - 30.00 | 32.95 | 16.9 - 18.0 |
| M22 | 2.5 | 33 - 34 | 37.29 | 18.1 - 19.4 |
| M24 | 3 | 35 - 36 | 39.55 | 20.2 - 21.5 |
| M27 | 3 | 40 - 41 | 45.2 | 22.5 - 23.8 |
| M30 | 3.5 | 45 - 46 | 50.85 | 24.3 - 25.6 |
| M33 | 3.5 | 49 - 50 | 55.37 | 27.4 - 28.7 |
| M36 | 4 | 53.8 - 55.0 | 60.79 | 29.4 - 31.0 |
| M39 | 4 | 53.8 - 60.0 | 66.44 | 31.8 - 33.4 |
| M42 | 4.5 | 63.1 - 65.0 | 71.3 | 32.4 - 34.0 |
| M45 | 4.5 | 68.1 - 70.0 | 76.95 | 34.4 - 36.0 |
| M48 | 5 | 73.1 - 75.0 | 82.6 | 36.4 - 38.0 |
| M52 | 5 | 78.1 - 80.0 | 88.25 | 40.4 - 42.0 |
| M56 | 5.5 | 82.8 - 85.0 | 93.56 | 43.4 - 45.0 |
| M60 | 5.5 | 87.8 - 90.0 | 99.21 | 46.4 - 48.0 |
| M64 | 6 | 92.8 - 95.0 | 104.86 | 49.1 - 51.0 |
Types Of ASTM A194 Grade 2H Nuts
ASTM A194 Grade 2H Hex Nut
A194 Grade 2H Heavy Hex Nuts
SA 194 Grade 2H T Nut
ASME SA194 Grade 2H Eye Nut
SA194 Grade 2H Square Nut
ASTM A194 Gr 2H Acorn Nut
Grade 2H Jam Nuts
ASTM A194 Grade 2H Wing Nuts
A194 Grade 2H Nylock Nuts
SA 194 Grade 2H Castle Nuts
ASME SA194 Grade 2H Coupling Nuts
SA194 Grade 2H Anti Theft Nut