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GB 1Cr17 Details
GB 1Cr17 Standard Download
Category | Type | Grade | Microstructure | Designations |
---|---|---|---|---|
Grades | Stainless Steels | 1Cr17 | Ferrite | China - GB , GB 13296 (2007) - Seamless stainless steel tubes for boiler and heat exchanger GB 4238 (1992) - Heat-resisting steel sheets and plates GB/T 1220 (1992) - Stainless steel bars GB/T 1221 (1992) - Heat-resisting steel bars GB/T 12770 (2002) - Welded stainless steel tubes for machine structures GB/T 14975 (2002) - Stainless steel seamless tubes for structures GB/T 14976 (2002) - Stainless steel seamless tubes for fluid transport GB/T 3280 (2007) - Cold rolled stainless steel sheets and plates GB/T 4226 (2004) - Cold finished stainless steel bars GB/T 4237 (1992) - Hot rolled stainless steel sheets and plates GB/T 4239 (1991) - Cold rolled stainless steel and heat resisting steel strips GB/T 4240 (1993) - Stainless steel wires GB/T 4356 (2002) - Stainless steel wire rods |
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | - | 0.12 | ||
Si | - | 0.75 | ||
Mn | - | 1.00 | ||
P | - | 0.035 | ||
S | - | 0.030 | ||
Ni | - | 0.60 | ||
Cr | 16.00 | 18.00 |
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) |
---|---|---|---|---|---|---|
658 (≥) | 191 (≥) | 24 | 13 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 312 |
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 |
---|---|---|---|---|---|---|---|
282 (≥) | 495 (≥) | 44 | 33 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 113 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
482 | 933 | 931 |
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 |
---|---|---|---|
1Cr17Ni7 | GB | China | High strength after cold forming. Used in railway vehicle, conveyor belt, bolt and nut, etc |
1Cr17Mn6Ni5N | GB | China | Nickel steel grade, instead of number 1 cr17ni7 and magnetism after cold working, used in railway vehicle, etc |
1Cr17 | GB | China | Seamless stainless steel tubes for boiler and heat exchanger |
Y1Cr17 | GB | China | Stainless steel bars |
1Cr17Mo | GB | China | Cold rolled stainless steel sheets and plates |
1Cr17Ni2 | GB | China | Stainless steel bars |
11Cr17 | GB | China | Stainless steel bars |
Y11Cr17 | GB | China | Stainless steel bars |