347 Stainless Steel Bolts
F2281 Type 347, F593 Type 347, F738 Type 347, 347, S34700, X6CrNiNb18-10
347 Stainless Steel Bolts are austenitic stainless steel bolts manufactured from alloy containing chromium, nickel, molybdenum and nitrogen with restricted carbon content. Stainless Steel 347 Bolts are used for corrosive environments. TorqBolt is an eminent 347 stainless steel bolts supplier in India.
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347 Stainless Steel Bolts Properties
347 Stainless Steel Bolts Classification
| Alloy Grade | UNS Designation |
|---|---|
| ASTM F2281 347 Type II | S34700 |
347 Stainless Steel Bolts Chemical Requirements
| Alloy | C | Mn | P | S | Si | Cr | Ni | Cu | Mo | Other |
|---|---|---|---|---|---|---|---|---|---|---|
| ASTM F2281 347 Type II | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-13.0 | . . . | . . . | Cb + Ta 10 x C min |
347 Stainless Steel Bolts Mechanical Requirements
Mechanical Property Requirements at Room Temperature
| Alloy Grades | Condition | Marking | Nominal Diameter, in. | Full-Size Tests | Rockwell Hardness | Machined Specimen Tests | |||
|---|---|---|---|---|---|---|---|---|---|
| Tensile Strength, min, ksi | Yield Strength, min, ksi | Tensile Strength, min, ksi | Yield Strength, min, ksi | Elongation 4D, min % | |||||
| ASTM F2281 347 Type II, Class A | A | F2D | All diameters | 75 | 30 | 85 to 95 HRB | 75 | 30 | 30 |
347 Stainless Steel Bolts Heat Treatment
| Alloy Grade | Safe Scaling Temperature at Continuous Service Application | Safe Scaling Temperature at Continuous Service Application |
|---|---|---|
| ASTM F2281 347 Type II | 1600°F (871°C) | 1650°F (871°C) |