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B.S. 304S 51 Details
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes
B.S. 304S 51 Standard Download
304S 51 Datasheet
B.S. 304S 51| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Stainless Steels | 304S 51 | UK - B.S. , BS 1501-3 - Steels for pressure purposes. Specification for corrosion- and heat-resisting steels: plates, sheet and strip BS 1502 - Specification for steels for fired and unfired pressure vessels: sections and bars BS 1503 - Specification for steel forgings for pressure purposes BS 1506 - Specification for carbon, low alloy and stainless steel bars and billets for bolting material to be used in pressure retaining applications BS 3059-2 - Steel boiler and superheater tubes. Specification for carbon, alloy and austenitic stainless steel tubes with specified elevated temperature properties BS 3605-1 - Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.04 | 0.10 | ||
| Si | - | 1.00 | ||
| Mn | - | 2.00 | ||
| P | - | 0.040 | ||
| S | - | 0.030 | ||
| Cr | 17.00 | 19.00 | ||
| Mo | - | - | ||
| Ni | 8.00 | 11.00 |
| 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) |
|---|---|---|---|---|---|---|
| 554 (≥) | 496 (≥) | 31 | 33 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 344 |
| 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 |
|---|---|---|---|---|---|---|---|
| 719 (≥) | 166 (≥) | 42 | 12 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 423 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 295 | 659 | 721 |
| 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 |
|---|---|---|---|
| 304S51 | B.S. | UK | Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes |
| HFS 304S51 | B.S. | UK | Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes |
| CFS 304S51 | B.S. | UK | Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes |
| HFM 304S51 | B.S. | UK | Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes |
| 304 S51 | B.S. | UK | Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes |
| HFS304 S51 | B.S. | UK | Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes |
| CFS304 S51 | B.S. | UK | Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes |
| HFM304 S51 | B.S. | UK | Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes |
| 304S 51 | B.S. | UK | Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes |