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ASTM S2 Details
Shock-Resisting Tool Steel
ASTM S2 Standard Download
S2 Datasheet
ASTM S2| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Tool Die Steels | S2 | USA - ASTM , |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.40 | 0.55 | ||
| Si | 0.90 | 1.20 | ||
| Mn | 0.30 | 0.50 | ||
| P | - | 0.030 | ||
| S | - | 0.030 | ||
| Cr | - | - | ||
| Mo | 0.30 | 0.60 | ||
| V | - | 0.50 | ||
| 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) |
|---|---|---|---|---|---|---|
| 155 (≥) | 171 (≥) | 21 | 34 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 233 |
| 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 |
|---|---|---|---|---|---|---|---|
| 825 (≥) | 462 (≥) | 23 | 34 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 341 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 285 | 227 | 693 |
| 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 |
|---|---|---|---|
| S20100 | AISI | USA | Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes |
| S20153 | AISI | USA | Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes |
| S20161 | AISI | USA | Austenitic Chromium Manganese Nickel Silicon Stainless Steel |
| S20200 | YB | USA | Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes |
| S20300 | AISI | USA | Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
| S20400 | AISI | USA | S20400 |
| S20501 | AISI | USA | Stainless steel and heat resistant steel |
| S20910 | AISI | USA | Chemical compositions of SAE wrought stainless steels |
| XM-31 | UNS | USA | Chemical compositions of SAE wrought stainless steels |
| S21400 | AISI | USA | Chemical compositions of SAE wrought stainless steels |
| S21460 | AISI | USA | Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar |
| S21500 | AISI | USA | Austenitic Chromium Manganese Nickel Molybdenum Stainless Steel |
| 216 | YB | USA | Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
| SA-479 Type XM-17 | AMS | USA | Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
| S21600 | AISI | USA | Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
| S21603 | AISI | USA | Austenitic Chromium Manganese Nickel Molybdenum Stainless Steel |
| S21800 | AISI | USA | Austenitic Chromium Nickel Manganese Stainless Steel |
| A 269 S21900 | SAE | USA | Seamless and Welded Austenitic Stainless Steel Tubing for General Service |
| A 276 S21900 | SAE | USA | Stainless Steel Bars and Shapes |
| A 314 S21900 | SAE | USA | Seamless and Welded Austenitic Stainless Steel Tubing for General Service |
