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B.S. 1.4542 Details
Open die steel forgings for general engineering purposes - Part 4: Stainless steels
B.S. 1.4542 Standard Download
| Category | Type | Grade | Microstructure | Designations |
|---|---|---|---|---|
| Grades | Stainless Steels | 1.4542 | Precipitation-Hardening | UK - B.S. , BS EN 10088-1 | BS EN 10088-2 | BS EN 10088-3 | BS EN 10088-4 | BS EN 10088-5 | BS EN 10250-4 | |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.07 | ||
| Si | - | 0.70 | ||
| Mn | - | 1.50 | ||
| P | - | 0.04 | ||
| S | - | 0.015 | ||
| Cr | 15.00 | 17.00 | ||
| Ni | 3.00 | 5.00 | ||
| Mo | - | 0.60 | ||
| Nb+Ta | 5×C | 0.45 | ||
| Cu | 3.00 | 5.00 |
| 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) |
|---|---|---|---|---|---|---|
| 936 (≥) | 673 (≥) | 14 | 23 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 333 |
| 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 |
|---|---|---|---|---|---|---|---|
| 567 (≥) | 988 (≥) | 12 | 32 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 111 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 684 | 747 | 737 |
| 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 |
|---|---|---|---|
| X5CrNiCuNb16-4 | B.S. | UK | Open die steel forgings for general engineering purposes - Part 4: Stainless steels |
| 1.4542 | B.S. | UK | Open die steel forgings for general engineering purposes - Part 4: Stainless steels |
| X5CrNiCuNb16-4 | AFNOR | France | Open die steel forgings for general engineering purposes - Part 4: Stainless steels |
| 1.4542 | AFNOR | France | Open die steel forgings for general engineering purposes - Part 4: Stainless steels |
| X5CrNiCuNb16-4 | ISO | International | Stainless steels - Chemical composition |
| 17-4PH, 1.4542, X5CrNiCuNb16-4 | AMS | USA | Steel, Corrosion-Resistant, Investment Castings 16Cr - 4.1Ni - 0.28Cb (Nb) - 3.2Cu Homogenization, Solution, and Precipitation Heat Treated (H1100) 130 ksi (896 MPa) Tensile Strength (17-4) |
