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Category | Type | Steel grade | Standard | Country |
---|---|---|---|---|
Grades | Special Alloy | P2 | ASTM | USA |
Chemical composition%of the ladle analysis of gradeP2
C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Ni(%) | Mo(%) |
---|---|---|---|---|---|---|---|
≤0.10 | 0.10~0.40 | 0.10~0.40 | ≤0.030 | ≤0.030 | 0.75~1.25 | 0.10~0.50 | 0.15~0.40 |
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) |
---|---|---|---|---|---|---|
178(≥) | 169(≥) | 41 | 33 | 34 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 111 |
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 |
---|---|---|---|---|---|---|---|
412(≥) | 623(≥) | 44 | 32 | 11 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 232 | |
Temp. °C/°F | Creep strain limit (10000h) (Rp1,0)N/mm2 | Creep rupture strength (10000h) (Rp1,0)N/mm2 | |||||
316 | 566 | 497 |
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 |
---|---|---|---|
P2 | ASTM | USA | Mold Steel |
P20 | ASTM | USA | Mold Steel |
P21 | ASTM | USA | Mold Steel |
1.0460 | ASTM | USA | Non-alloy quality steel |
P250GH | ASTM | USA | Non-alloy quality steel |
1.2311,40CrMnMoS8-6,1.2312,P20,40CMD8 | ASTM | USA | Tool Steels; Technical Conditions of Delivery |