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ASTM S4 Details
Shock-Resisting Tool Steel
ASTM S4 Standard Download
S4 Datasheet
ASTM S4| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Tool Die Steels | S4 | USA - ASTM , |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.50 | 0.65 | ||
| Si | 1.75 | 2.25 | ||
| Mn | 0.60 | 0.95 | ||
| P | - | 0.030 | ||
| S | - | 0.030 | ||
| Cr | 0.10 | 0.50 | ||
| Mo | - | - | ||
| V | 0.15 | 0.35 | ||
| W | - | - | ||
| Ni＋Cu | - | 0.75 |
| 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) |
|---|---|---|---|---|---|---|
| 958 (≥) | 114 (≥) | 14 | 33 | 34 | 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 |
|---|---|---|---|---|---|---|---|
| 147 (≥) | 826 (≥) | 32 | 12 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 124 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 661 | 292 | 629 |
| 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 |
|---|---|---|---|
| S47450 | GB | China | Steels of blade for steam turbine |
| S47670 | GB | China | Steels of blade for steam turbine |
| A 240 S40500 | SAE | USA | Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
| A 268 S40500 | SAE | USA | Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service |
| A 276 S40500 | SAE | USA | Stainless Steel Bars and Shapes |
| A 473 S40500 | SAE | USA | Stainless Steel Forgings |
| A 580 S40500 | SAE | USA | Stainless Steel Wire |
| S40500 | AISI | USA | Ferritic Chromium Stainless Steel |
| SA-240 S40500 | AMS | USA | Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
| SA-268 S40500 | AMS | USA | Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service |
| A 268 S40800 | SAE | USA | Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service |
| A 959 S40800 | SAE | USA | Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels |
| S40800 | AISI | USA | Ferritic Chromium Stainless Steel |
| SA-268 S40800 | AMS | USA | Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service |
| A 240 S40900 | SAE | USA | Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
| A 268 S40900 | SAE | USA | Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service |
| A 554 S40900 | SAE | USA | Welded Stainless Steel Mechanical Tubing |
| S40900 | AISI | USA | Ferritic Chromium Stainless Steel |
| SA-268 TP S40900 | AMS | USA | Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service |
| A 493 S40940 | SAE | USA | Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging |
Relevant products
S4 Equivalent Grade Stock
| Steel grade | Dimension | Shape | Unit | Quantity | Delivery state | Query |
|---|---|---|---|---|---|---|
| Stainless Steel 422 / Alloy 422 AMS 5655 UNS S42200/616/B4B Round Bar Stock | Select | 0 | Select | Enquiry |