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GB 1Cr18Ni12Mo3Ti Details
GB 1Cr18Ni12Mo3Ti Standard Download
| Category | Type | Grade | Microstructure | Designations |
|---|---|---|---|---|
| Grades | Stainless Steels | 1Cr18Ni12Mo3Ti | Austenite | China - GB , GB 13296 (2007) - Seamless stainless steel tubes for boiler and heat exchanger GB 2270 (1980) - Seamless tubes GB/T 1220 (1992) - Stainless steel bars GB/T 14975 (2002) - Stainless steel seamless tubes for structures GB/T 14976 (2002) - Stainless steel seamless tubes for fluid transport GB/T 3089 (1982) - Thinnest-wall seamless tubes of stainless and acid-resistance steel GB/T 3280 (1992) - Cold rolled stainless steel sheets and plates GB/T 4237 (1992) - Hot rolled stainless steel sheets and plates |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.12 | ||
| Si | - | 1.00 | ||
| Mn | - | 2.00 | ||
| P | - | 0.035 | ||
| S | - | 0.030 | ||
| Ni | 11.00 | 14.00 | ||
| Cr | 16.00 | 19.00 | ||
| Mo | 2.50 | 3.50 | ||
| Ti | - | 5x(C％-0.02)-0.80 |
| 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) |
|---|---|---|---|---|---|---|
| 397 (≥) | 313 (≥) | 12 | 44 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 232 |
| 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 |
|---|---|---|---|---|---|---|---|
| 541 (≥) | 178 (≥) | 11 | 12 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 114 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 733 | 136 | 688 |
| 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 |
|---|---|---|---|
| 1Cr18Ni12Mo3Ti | GB | China | Seamless stainless steel tubes for boiler and heat exchanger |