ГОСТ 20X12BHMΦ Enquiry | Print this page
| Category | Type | Steel grade | Standard | Country |
|---|---|---|---|---|
| Grades | Special Alloy | 20X12BHMΦ | ГОСТ | Russia |
Chemical composition % of the ladle analysis of grade 20X12BHMΦ
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) | Mo(％) | V(%) | W(%) |
|---|---|---|---|---|---|---|---|---|---|
| 0.17-0.23 | Max 0.60 | 0.50-0.90 | Max 0.03 | Max 0.025 | 10.5-12.5 | 0.50-0.90 | 0.50-0.70 | 0.15-0.30 | Max 0.20 |
| 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) |
|---|---|---|---|---|---|---|
| 217 (≥) | 477 (≥) | 14 | 42 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 224 |
| 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 |
|---|---|---|---|---|---|---|---|
| 779 (≥) | 848 (≥) | 23 | 31 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 212 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 558 | 568 | 561 |
| 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 |
|---|---|---|---|
| 20X12BHMΦ | ГОСТ | Russia | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
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| 15X12BHMΦ | ГОСТ | Russia | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
| 18X12BMBΦP | ГОСТ | Russia | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
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| 08X14MΦ | ГОСТ | Russia | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
| 08X15H25T2MΦP | ГОСТ | Russia | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
| 08X18ΦБ | ГОСТ | Russia | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
