JIS E4 Enquiry | Print this page
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- Type
- Steel grade
- Standard
- Country
- USE
Chemical composition % of the ladle analysis of grade E4
| W(%) | Co(%) |
| 87-92 | 8-13 |
Hardness quartile HRA: 87
Bending strength frequency/MPa: 1667
| 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) |
|---|---|---|---|---|---|---|
| 227 (≥) | 474 (≥) | 13 | 34 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 434 |
| 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 |
|---|---|---|---|---|---|---|---|
| 723 (≥) | 758 (≥) | 32 | 34 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 421 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
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| 969 | 871 | 174 |
| 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 |
|---|---|---|---|
| Rene 41 | These products have been used typically for parts requiring high strength up to 1600 °F (871 °C) and oxidation resistance up to 1800 °F (982 °C), but usage is not limited to such applications |
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| A 240 S41008 | Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
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| A 473 S41008 | Stainless Steel Forgings |
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| A 554 S41008 | Welded Stainless Steel Mechanical Tubing |
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| A 815 CRS41008 | Wrought Ferritic, Ferritic/Austenitic, and Martensitic Stainless Steel Piping Fittings |
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| A 815 WPS41008 | Wrought Ferritic, Ferritic/Austenitic, and Martensitic Stainless Steel Piping Fittings |
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| S41008 | Martensitic Chromium Stainless Steel (Hardenable by Heat Treatment, Low Carbon) |
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| SA-240 S41008 | Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
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| SA-815 CRS41008 | Specification for Wrought Ferritic, Ferritic /Austenitic, and Martensitic Stainless Steel Piping Fittings |
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| SA-815 WPS41008 | Specification for Wrought Ferritic, Ferritic /Austenitic, and Martensitic Stainless Steel Piping Fittings |
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| A 276 S41040 | Stainless Steel Bars and Shapes |
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| S41040 | Martensitic Chromium Stainless Steel with Columbium |
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| A 176 S41050 | Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip |
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| A 240 S41050 | Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
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| A 959 S41050 | Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels |
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| S41050 | Ferritic Chromium Stainless Steel with Nickel |
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| SA-240 S41050 | Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
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| A 565 S41800 | Martensitic Stainless Steel Bars for High-Temperature Service |
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| S41800 | Martensitic Chromium Wolfram Nickel Stainless and Heat Resisting Steel |
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| A 582 S42023 | Standard Specification for Free-Machining Stainless Steel Bars |