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KS STS309S Details
KS STS309S Standard Download
Category | Type | Grade | Microstructure | Designations |
---|---|---|---|---|
Grades | Stainless Steels | STS309S | Austenite | Korea - KS , D 3692 (2001) - Cold finished stainless steel bars D 3698 (2008) - Cold rolled stainless steel plates, sheets and strip D 3702 (2008) - Stainless steel wire rods D 3703 (2007) - Stainless steel wires D 3705 (2008) - Hot rolled stainless steel plates, sheets and strip D 3706 (2008) - Stainless steel bars |
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | - | 0.08 | ||
Si | - | 1.00 | ||
Mn | - | 2.00 | ||
P | - | 0.045 | ||
S | - | 0.030 | ||
Cr | 22.00 | 24.00 | ||
Ni | 12.00 | 15.00 | ||
Mo | - | - | ||
N | - | - |
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) |
---|---|---|---|---|---|---|
542 (≥) | 468 (≥) | 33 | 11 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 431 |
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 |
---|---|---|---|---|---|---|---|
788 (≥) | 649 (≥) | 24 | 24 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 121 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
355 | 591 | 947 |
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 |
---|---|---|---|
STS309S | KS | Korea | Stainless steel bars |
STS309STP | KS | Korea | Stainless lined steel pipe |
STS309STPY | KS | Korea | Large diameter welded stainless steel pipes |
STS309STB | KS | Korea | Stainless steel for boiler and heat exchanger tubes |