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CNS XM7 Details
CNS XM7 Standard Download
Category | Type | Grade | Microstructure | Designations |
---|---|---|---|---|
Grades | Stainless Steels | XM7 | Austenite | China - CNS , G3067 - Stainless steel bars G3077 - Stainless steel wire rods G3076 - Stainless steel wires |
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | - | 0.08 | ||
Si | - | 1.00 | ||
Mn | - | 2.00 | ||
P | - | 0.045 | ||
S | - | 0.030 | ||
Ni | 8.50 | 10.50 | ||
Cr | 17.00 | 19.00 | ||
Mo | - | - | ||
Cu | 3.00 | 4.00 |
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) |
---|---|---|---|---|---|---|
832 (≥) | 777 (≥) | 31 | 21 | 24 | 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 |
---|---|---|---|---|---|---|---|
178 (≥) | 642 (≥) | 41 | 43 | 32 | 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 |
|||||
893 | 991 | 528 |
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 |
---|---|---|---|
SUS XM7 | JIS | Japan | Stainless steel bars |
SUS XM7 | JIS | Japan | Hot-rolled stainless steel plates, sheet and strip |
SUS XM7 | JIS | Japan | Cold-rolled stainless steel plate, sheet and strip |
SUS XM7 | JIS | Japan | Stainless steel wire rods |
SUS XM7 | JIS | Japan | Stainless steel wires |
SUS XM7-WSA | JIS | Japan | Stainless steel wires for cold heading and cold forging |
SUS XM7-WSB | JIS | Japan | Stainless steel wires for cold heading and cold forging |
STSXM7 | KS | Korea | Stainless steel bars |
STSXM7WSA | KS | Korea | Stainless steel wires for cold heading and cold forging |
STSXM7WSB | KS | Korea | Stainless steel wires for cold heading and cold forging |
XM7 | CNS | China | Stainless steel wire rods |