ASME SA276 303 Stainless Steel Round Bar Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS | JIS |
| SS 303 | 1.4305 | S30300 | SUS 303 |
Specifications For Stainless Steel 303 Round Bar
Specification : ASTM A276, A479 / ASME SA276, SA479
Standard : EN, DIN, JIS, ASTM, BS, ASME, AISI
Round Bars : Outside Diameter in the range of 4mm to 500mm
Bright Bars : Outside Diameter in the range of 4mm to 100mm
Hex Bars : 18mm – 57mm (11/16″ to 2-3/4″)
Square Bars : 18mm – 47mm (11/16″ to 1-3/4″)
Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Length : 1 to 6 Meters, Custom Cut Lengths
Form : Round, Square, Hex (A/F), Rectangle Etc.
Chemical Composition of Stainless Steel 303 Bars
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| SS 303 | .15 max | 2.0 max | 1.00 max | 0.20 max | .15 min | 17.0- 19.0 | – | 8.0 -10.0 | – |
Mechanical Properties of SS 303 / UNS S30300 / 1.4305 / SUS 303 Round Bar
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 85,000 | Psi – 45,000 | 50% |
Markings On The Stainless Steel 303 Round Bar
The full identification of the bars should be continuously marked down its whole length, including :
- Rating Designation
- Material Designation
- “WP” in grade symbol
- Grade
- Schedule number or nominal wall thickness
- Heat Code
- Manufacturer’s Name or Symbol
Stainless Steel 303 Bars Application Industries
- Petrochemical Industry
- Chemical Industry
- Oil and Gas Industry
- Pulp & Paper Indusry
- Power Plant Industry
- Food Processing Industry
- Pharmaceuticals Industry
- Energy Industry
- Aerospace Industry
