AS 303Enquiry|Print this page
| Category | Type | Steel grade | Standard | Country | 
|---|---|---|---|---|
| Grades | Special Alloy | 303 | AS | Australia | 
Chemical composition%of the ladle analysis of grade303
| C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Ni(%) | 
|---|---|---|---|---|---|---|
| 0.12 | 1 | 2 | 0.06 | 0.15-0.35 | 17.0-19.0 | 8.00-10.0 | 
| 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) | 
|---|---|---|---|---|---|---|
| 166(≥) | 969(≥) | 11 | 41 | 34 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 414 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 376(≥) | 173(≥) | 44 | 43 | 31 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 432 | |
| Temp. °C/°F  | Creep strain limit (10000h) (Rp1,0)N/mm2  | Creep rupture strength (10000h) (Rp1,0)N/mm2  | |||||
| 534 | 953 | 417 | 
| 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 | 
|---|---|---|---|
| GH3030 | AS | Australia | Classification and designation for superalloys and high temperature intermetallic materials  | 
| GH3039 | AS | Australia | Classification and designation for superalloys and high temperature intermetallic materials  | 
| 303 | AS | Australia | Stainless Steel Billets and Bars for Forging  | 
| A 314 303 | AS | Australia | Stainless Steel Billets and Bars for Forging  | 
| A 473 303 | AS | Australia | Stainless Steel Forgings  | 
| A 581 Type 303 | AS | Australia | Free-Machining Stainless Steel Wire and Wire Rods  | 
| A 582 Type 303 | AS | Australia | Standard Specification for Free-Machining Stainless Steel Bars   | 
| A 895 Type 303 | AS | Australia | Free-Machining Stainless Steel Plate, Sheet, and Strip  | 
| A 959 Type 303 | AS | Australia | Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels  | 
| A 314 S30300 | AS | Australia | Stainless Steel Billets and Bars for Forging  | 
| A 473 S30300 | AS | Australia | Stainless Steel Forgings  | 
| A 581 S30300 | AS | Australia | Free-Machining Stainless Steel Wire and Wire Rods   | 
| A 582 S30300 | AS | Australia | Standard Specification for Free-Machining Stainless Steel Bars  | 
| A 895 S30300 | AS | Australia | Standard Specification for Free-Machining Stainless Steel Bars  | 
| F 837 Class A1-50 S30300 | AS | Australia | Standard Specification for Stainless Steel Socket Head Cap Screws (Metric)  | 
| F 837 Class A1-55 S30300 | AS | Australia | Standard Specification for Stainless Steel Socket Head Cap Screws (Metric)  | 
| F 837 Class A1-70 S30300 | AS | Australia | Standard Specification for Stainless Steel Socket Head Cap Screws (Metric)  | 
| F738 Class A1-50 S30300 | AS | Australia | Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs   | 
| F738 Class A1-70 S30300 | AS | Australia | Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs   | 
| F738 Class A1-80 S30300 | AS | Australia | Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs   | 
