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| Category | Type | Steel grade | Standard | Country |
|---|---|---|---|---|
| Grades | Special Alloy | S30403 | GBT | China |
Chemical composition%of the ladle analysis of gradeS30403
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) |
|---|---|---|---|---|---|---|
| 0.03 | 1.0 | 2.0 | 0.045 | 0.03 | 18.0-20.0 | 8.0-12.0 |
| Proof strength Rp0.2(MPa) | Tensile strength Rm(MPa) | Impact energy KV(J) | Elongation at fracture A(%) | Reduction in cross section on fracture Z(%) | As-Heat-Treated Condition | Brinell hardness(HBW) |
|---|---|---|---|---|---|---|
| 454(≥) | 642(≥) | 14 | 44 | 42 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 343 |
| Property | Density kg/dm3 | Temperature T °C/F | Specific heat J/kgK | Thermal conductivity W/mK | Electric resistance µΩ·cm | Modulus of elasticity kN/mm2 | Expansion rate |
|---|---|---|---|---|---|---|---|
| 939(≥) | 493(≥) | 11 | 33 | 23 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 111 | |
| Temp. °C/°F | Creep strain limit (10000h) (Rp1,0)N/mm2 | Creep rupture strength (10000h) (Rp1,0)N/mm2 | |||||
| 612 | 577 | 715 |
| Product type | Products | Dimension | Processes | Deliver Status |
|---|---|---|---|---|
| Plates/Sheets | Plates/Sheets | 0.08-200mm(T)*W*L | Forging,hot rolling and cold rolling | Annealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting |
| Steel Bar | Round Bar,Flat Bar,Square Bar | Φ8-1200mm*L | Forging,hot rolling and cold rolling,Cast | Black,Rough Turning,Shot Blasting, |
| Coil/Strip | Steel Coil/Steel Strip | 0.03-16.0x1200mm | Cold-Rolled&Hot-Rolled | Annealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting |
| Pipes/Tubes | Seamless Pipes/Tubes,Welded Pipes/Tubes | OD:6-219mm x WT:0.5-20.0mm | Hot extrusion,Cold Drawn,Welded | Annealed,Solution and Aging,Q+T,ACID-WASHED |
| Grade | Standard | Country | Application |
|---|---|---|---|
| A 240 S30403 | GBT | China | Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
| A 249 S30403 | GBT | China | Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes |
| A 269 S30403 | GBT | China | Seamless and Welded Austenitic Stainless Steel Tubing for General Service |
| A 270 S30403 | GBT | China | Seamless and Welded Austenitic Stainless Steel Sanitary Tubing |
| A 276 S30403 | GBT | China | Stainless Steel Bars and Shapes |
| A 314 S30403 | GBT | China | Stainless Steel Billets and Bars for Forging |
| A 358 S30403 | GBT | China | Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications |
| A 409 S30403 | GBT | China | Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service |
| A 473 S30403 | GBT | China | Stainless Steel Forgings |
| A 478 S30403 | GBT | China | Chromium-Nickel Stainless Steel Weaving and Knitting Wire |
| A 493 S30403 | GBT | China | Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging |
| A 580 S30403 | GBT | China | Stainless Steel Wire |
| A 632 S30403 | GBT | China | Seamless and Welded Austenitic Stainless Steel Tubing (Small-Diameter) for General Service |
| A 666 S30403 | GBT | China | Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar |
| A 688 S30403 | GBT | China | Welded Austenitic Stainless Steel Feedwater Heater Tubes |
| A 778 S30403 | GBT | China | Welded, Unannealed Austenitic Stainless Steel Tubular Products |
| A 813 S30403 | GBT | China | Single- or Double-Welded Austenitic Stainless Steel Pipe |
| A 814 S30403 | GBT | China | Cold-Worked Welded Austenitic Stainless Steel Pipe |
| A 965 S30403 | GBT | China | Steel Forgings, Austenitic, for Pressure and High Temperature Parts |
| A 988 S30403 | GBT | China | Hot Isostatically-Pressed Stainless Steel Flanges, Fittings, Valves, and Parts for High Temperature Service |
