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Product Details:
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| Standard: | ASME B18.2.2 | Size: | 1/4" - 4", M6 -M100 |
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| Thread: | UNC, UNF, UN | Thread Standard: | ASME B1.1 |
| Material: | ASTM A194 Grade 8M | Product: | ASTM A194 Grade 8M Stainless AISI 316 Class 2 Heavy Hex Nuts |
| Surface: | Plain | Sample: | 10pcs Sample Free |
| Highlight: | ASTM A194 Grade Heavy Hex Nut,8M Heavy Hex Nut,AISI 316 fine thread hex nuts |
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ASTM A194 Grade 8M Stainless AISI 316 class 2 heavy hex nuts
The ASME SA 194 Gr 2H Nuts have different markings that could be understood to know the dimensions of the nuts. As a leading supplier of the Stainless Steel heavy hex nuts we produce and stock them in ample quantities. Please feel free to direct your inquiries and orders on the different types such as a194 grade 4 heavy hex nuts towards us and we can cater your needs.
SIZE: 1/4" - 4", M6 -M100 .
STANDARD: ASME B18.2.2
THREAD: ASME B1.1 , UNC, UNF, UN8
FINISHED: Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G.
A194 Grade 2:Carbon steel heavy hex nuts.
A194 Grade 2H:Quenched and tempered carbon steel heavy hex nuts.
A194 Grade 7:Quenched and tempered alloy steel heavy hex nuts.
A194 Grade 7L:Quenched and tempered alloy steel heavy hex nuts, Charpy impact tested.
A194 Grade 8:Stainless AISI 304 heavy hex nuts.
A194 Grade 8M:Stainless AISI 316 heavy hex nuts.
NOTE: There are other grades of A194. Those listed here are the ones we receive the most requests for. For information on other types, Please contact us.
| A194 CHEMICAL PROPERTIES | ||||
| Element | 2, 2H | 7 | 8 (AISI 304) | 8M (AISI 316) |
| Carbon | 0.4% min | 0.37 - 0.49% | 0.08% max | 0.08% max |
| Manganese | 1.0% max | 0.65 - 1.1% | 2.0% max | 2.0% max |
| Phosphorus, max | 0.04% | 0.04% | 0.05% | 0.05% |
| Sulfur, max | 0.05% | 0.04% | 0.03% | 0.03% |
| Silicon | 0.40% max | 0.15 - 035% | 1.0% max | 1.0% max |
| Chromium | 0.75 - 1.2% | 18.0 - 20.0% | 16.0 - 18.0% | |
| Nickel | 8.0 - 11.0% | 10.0 - 14.0% | ||
| Molybdenum | 0.15 - 0.25% | 2.0 - 3.0% | ||
| A194 MECHANICAL PROPERTIES | ||||||
| Grade | Marking | Size | Tempering Temp.Fahrenheit | Proof Load Stress, ksi | Hardness Brinell | |
| Min | Max | |||||
| 2 | 2 | 1/4" - 4" | 0 | 150 | 159 | 352 |
| 2H | 2H | 1/4" - 1-1/2" | 850 | 175 | 248 | 327 |
| 2H | 2H | 1-1/2" - 4" | 850 | 175 | 212 | 327 |
| 7 | 7 | 1/4" - 4" | 1100 | 175 | 248 | 327 |
| 8 | 8 | 1/4" - 4" | - | 80 | 126 | 300 |
| 8M | 8M | 1/4" - 4" | - | 80 | 126 | 300 |
Notes:
The markings shown for all grades of A194 nuts are for cold-formed and hot-forged nuts. When nuts are machined from bar stock, the nut must additionally be marked with the letter B. The letters H & M indicate heat-treated nuts.
Properties shown are those of coarse and 8-pitch thread heavy hex nuts.
Contact Person: Mr. Frank
Tel: 18516086900
