321H Stainless Steel Bolts
BS2338, 1.4878, 321H, S32109, X8CRNITI18-10
321H Stainless Steel Bolts are austenitic stainless steel bolts manufactured from alloy containing chromium and nickel with high carbon content and grain size of ASTM No 7 or coarser. Stainless Steel 321H Bolts are used for high temperature service. TorqBolt is an eminent 321 stainless steel bolts supplier in India.
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321H Stainless Steel Bolts Properties
321H Stainless Steel Bolts Chemical Requirements
| UNS DesignationB | TypeC | CD | Mn | P | S | Si | Cr | Ni | Mo | N | Cu | Other ElementsE, F |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S32109 | 321H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 0.75 | 17.0-19.0 | 9.0-12.0 | . . . | . . . | . . . | Ti 4 × (C + N) min , 0.70 max |
321H Stainless Steel Bolts Mechanical Requirements
| UNS Designation | TypeA | Tensile Strength, min |
Yield Strength, B min |
Elongation in 2 in. or 50 mm, min, % |
Hardness,maxC | Cold Bend°D | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| ksi | MPa | ksi | MPa | Brinell.HBW | Rockwell | |||||
| S32109 | 321H | 75 | 515 | 30 | 205 | 40 | 217 | 95 HRBW | not required | |