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KS STS631J1 Details
KS STS631J1 Standard Download
Category | Type | Grade | Designations |
---|---|---|---|
Grades | Stainless Steels | STS631J1 | Korea - KS , D 3535 (2002) - Stainless steel wires for springs D 3702 (2008) - Stainless steel wire rods |
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | - | 0.09 | ||
Si | - | 1.00 | ||
Mn | - | 1.00 | ||
P | - | 0.040 | ||
S | - | 0.030 | ||
Cr | 16.00 | 18.00 | ||
Ni | 7.00 | 8.50 | ||
Al | 0.75 | 1.50 |
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) |
---|---|---|---|---|---|---|
677 (≥) | 483 (≥) | 21 | 13 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 132 |
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 |
---|---|---|---|---|---|---|---|
563 (≥) | 978 (≥) | 42 | 22 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 241 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
255 | 854 | 283 |
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 |
---|---|---|---|
STS631J1 | KS | Korea | Stainless steel wire rods |