KS STS3 Enquiry | Print this page
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STS3 - KS
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Chemical composition % of the ladle analysis of grade STS3
| C(％) | Si(％) | Mn(％) | Cr(％) | W(%) |
| 0.90-0.10 | ≤0.35 | 0.90-1.20 | 0.50-1.00 | 0.50-1.00 |
| 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) |
|---|---|---|---|---|---|---|
| 668 (≥) | 156 (≥) | 22 | 42 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 314 |
| 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 |
|---|---|---|---|---|---|---|---|
| 794 (≥) | 795 (≥) | 14 | 12 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 444 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 699 | 546 | 681 |
| 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 |
|---|---|---|---|
| STS301 | Stainless steel bars |
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| STS301CSP | Cold rolled stainless steel strip for springs |
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| STS302 | Stainless steel bars |
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| STS302FB | Stainless steel blooms and billets for forgings |
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| STS303 | Free - machining stainless steel wire and wire rods |
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| STS303Cu | Stainless steel bars |
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| STS303Se | Free - machining stainless steel wire and wire rods |
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| STS304 | Special alloys steel for chemical plant |
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| STS304L | Special alloys steel for chemical plant |
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| STS304LTB | Stainless steel for boiler and heat exchanger tubes |
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| STS304LTBS | Stainless steel sanitary pipes |
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| STS304LTPY | Large diameter welded stainless steel pipes |
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| STS304LWSA | Stainless steel wires for cold heading and cold forging |
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| STS304LWSB | Stainless steel wires for cold heading and cold forging |
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| STS304LCA | Cold - rolled formed stainless steel equal leg angles |
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| STS304LFB | Stainless steel blooms and billets for forgings |
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| STS304LTP | Stainless lined steel pipe |
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| STS304N1 | Stainless steel bars |
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| STS304N2 | Stainless steel bars |
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| STS304LN | Stainless steel bars |