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| Category | Type | Steel grade | Standard | Country |
|---|---|---|---|---|
| Grades | Special Alloy | ISO 8b | ISO | ISO |
Chemical composition%of the ladle analysis of gradeISO 8b
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ti(%) |
|---|---|---|---|---|---|---|
| Max 0.050 | Max 1.00 | Max 1.00 | Max 0.040 | Max 0.030 | 16.0-19.0 | 4x(C+N)％+0.20≤0.75 |
| 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) |
|---|---|---|---|---|---|---|
| 236(≥) | 537(≥) | 23 | 43 | 14 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 324 |
| 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 |
|---|---|---|---|---|---|---|---|
| 737(≥) | 814(≥) | 14 | 14 | 44 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 314 | |
| Temp. °C/°F | Creep strain limit (10000h) (Rp1,0)N/mm2 | Creep rupture strength (10000h) (Rp1,0)N/mm2 | |||||
| 123 | 727 | 393 |
| 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 |
|---|---|---|---|
| 12X8BΦ | ISO | ISO | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
| 10X15H28BM4Б | ISO | ISO | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
| 25X18H8B2 | ISO | ISO | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
| XH28BMAБ | ISO | ISO | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
| XH38BT | ISO | ISO | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
| XH58B | ISO | ISO | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
| ISO 8B | ISO | ISO | Stainless steels - Chemical composition |