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GB 1Cr18Mn8Ni5N Details
GB 1Cr18Mn8Ni5N Standard Download
Category | Type | Grade | Microstructure | Designations |
---|---|---|---|---|
Grades | Stainless Steels | 1Cr18Mn8Ni5N | Austenite | China - GB , GB/T 1220 (1992) - Stainless steel bars GB/T 3280 (1992) - Cold rolled stainless steel sheets and plates 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 4356 (2002) - Stainless steel wire rods |
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | - | 0.15 | ||
Si | - | 1.00 | ||
Mn | 7.50 | 10.00 | ||
P | - | 0.060 | ||
S | - | 0.030 | ||
Ni | 4.00 | 6.00 | ||
Cr | 17.00 | 19.00 | ||
N | - | 0.25 |
Austenitic stainless steel. Grade 1Cr18Mn8Ni5N was replaced by new designation 12Cr18Mn9Ni5N according to GB/T 20878 (2007)
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) |
---|---|---|---|---|---|---|
117 (≥) | 332 (≥) | 44 | 44 | 43 | 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 |
---|---|---|---|---|---|---|---|
412 (≥) | 553 (≥) | 42 | 14 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 342 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
644 | 333 | 427 |
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 |
---|---|---|---|
1Cr18Mn8Ni5N | GB | China | Nickel steel, instead of 1cr18ni9 |