stainless steel Threaded rods B8/B8M
Product description
Product Description
Specifications
stainless steel Threaded rods b8
1..CE
2.Advanced equipment and professional production.
1.Diameter:M2-M64
2.Length:10mm-5000mm
3.Material:4.8grade,5grade.6grade.8.8grade, A2-50,A2-70,A2-80,SS316L,AISI304,AISI316
4.Finish:plain,zinc plated,Hot dip galvanized
5.MOQ:100PCS
6.We have regular size in stock
| B8 | Class 1 Stainless steel, AISI 304, carbide solution treated. |
|---|---|
| B8M | Class 1 Stainless steel, AISI 316, carbide solution treated. |
| B8 | Class 2 Stainless steel, AISI 304, carbide solution treated, strain hardened |
| B8M | Class 2 Stainless steel, AISI 316, carbide solution treated, strain hardened |
Mec
Mechanical Properties
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
|---|---|---|---|---|---|
| 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 | |
| B8 Class 1 | All | 75 | 30 | 30 | 50 |
| B8M Class 1 | All | 75 | 30 | 30 | 50 |
| 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 | |
| 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 |
Chemical Properties
| Element | B7 (AISI 4140) | B8 (AISI 304) | B8M (AISI 316) |
|---|---|---|---|
| Carbon | 0.37 - 0.49% | 0.08% max | 0.08% max |
| Manganese | 0.65 - 1.10% | 2.00% max | 2.00% max |
| Phosphorus, max | 0.035% | 0.045% | 0.045% |
| Sulfur, max | 0.040% | 0.030% | 0.030% |
| Silicon | 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 | 0.15 - 0.25% | 2.00 - 3.00% |
Recommended Nuts and Washers
| Bolt Grade | Nuts | Washers |
|---|---|---|
| B7 | A194 Grade 2H | F436 |
| B8 Class 1 | A194 Grade 8 | SS304 |
| B8M Class 1 | A194 Grade 8M | SS316 |
| B8 Class 2 | A194 Grade 8 | SS304 |
| B8M Class 2 | A194 Grade 8M | SS316 |
hanical Properties
Chemical Properties
| Element | B7 (AISI 4140) | B8 (AISI 304) | B8M (AISI 316) |
|---|---|---|---|
| Carbon | 0.37 - 0.49% | 0.08% max | 0.08% max |
| Manganese | 0.65 - 1.10% | 2.00% max | 2.00% max |
| Phosphorus, max | 0.035% | 0.045% | 0.045% |
| Sulfur, max | 0.040% | 0.030% | 0.030% |
| Silicon | 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 | 0.15 - 0.25% | 2.00 - 3.00% |
Recommended Nuts and Washers
| Bolt Grade | Nuts | Washers |
|---|---|---|
| B7 | A194 Grade 2H | F436 |
| B8 Class 1 | A194 Grade 8 | SS304 |
| B8M Class 1 | A194 Grade 8M | SS316 |
| B8 Class 2 | A194 Grade 8 | SS304 |
| B8M Class 2 | A194 Grade 8M | SS316 |
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