AS 420 Enquiry | Print this page
| Category | Type | Steel grade | Standard | Country |
|---|---|---|---|---|
| Grades | Special Alloy | 420 | AS | Australia |
Chemical composition % of the ladle analysis of grade 420
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) | Mo(％) |
|---|---|---|---|---|---|---|---|
| 0.30-0.40 | 1 | 1.00 | 0.04 | 0.030 | 12.0-14.0 | Max 0.75 | Max 0.50 |
| 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) |
|---|---|---|---|---|---|---|
| 812 (≥) | 712 (≥) | 23 | 44 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 422 |
| 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 |
|---|---|---|---|---|---|---|---|
| 866 (≥) | 162 (≥) | 23 | 43 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 422 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 764 | 166 | 298 |
| 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 |
|---|---|---|---|
| A 176 S44200 | AS | Australia | Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip |
| S44200 | AS | Australia | Ferritic Chromium Heat Resisting Steel |
| A 176 S42000 | AS | Australia | Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip |
| A 276 S42000 | AS | Australia | Stainless Steel Bars and Shapes |
| A 314 S42000 | AS | Australia | Stainless Steel Billets and Bars for Forging |
| A 473 S42000 | AS | Australia | Stainless Steel Forgings |
| A 580 S42000 | AS | Australia | Stainless Steel Wire |
| S42000 | AS | Australia | Martensitic Chromium Stainless Steel |
| A 895 S42020 | AS | Australia | Free-Machining Stainless Steel Plate, Sheet, and Strip |
| S42020 | AS | Australia | Martensitic Chromium Stainless Steel |
| A 582 S42023 | AS | Australia | Standard Specification for Free-Machining Stainless Steel Bars |
| A 895 S42023 | AS | Australia | Free-Machining Stainless Steel Plate, Sheet, and Strip |
| S42023 | AS | Australia | Martensitic Chromium Stainless Steel |
| A 276 S42010 | AS | Australia | Stainless Steel Bars and Shapes |
| A 314 S42010 | AS | Australia | Stainless Steel Billets and Bars for Forging |
| A 493 S42010 | AS | Australia | Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging |
| A 959 S42010 | AS | Australia | Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels |
| F 899 S42010 | AS | Australia | Standard Specification for Wrought Stainless Steels for Surgical Instruments |
| S42010 | AS | Australia | Hardenable Chromium Stainless Steel |
| SA-276 S42010 | AS | Australia | Specification for Stainless Steel Bars and Shapes |