Stainless Steel 304/304H/304L Round Bars & Wires
Introduction

Stainless Steel 304/304L/304H Round Bars, ASTM A276 Stainless Steel Bars, DIN 1.4539 Authenticate Stainless Steel 316/316L/316Ti Rods Suppliers & Exporter in India.
Stainless Steel 321/321H Wires, ASTM A479 Stainless Steel 310 Hex Bar, SS 310S Bright Bar, Stainless Steel WERKSTOFF NR 1.4539 SS 347/347H Hollow Bar Dealer & Manufacturer in India.
Stainless Steel 304 Round Bars, Stainless Steel 304L Rods, Stainless Steel 304H Wires, SS UNS S30400 Round Bars Stockist, UNS S30403 SS Square Bar, UNS S30409 Stainless Steel Triangular Bar Exporter in India.
Stainless Steel 304/304L/304H Round Bars & Wires Specification
- Standards: ASTM, ASME, AISI A 276, SA 276, A 479, SA 479, ASTM, ASME A276/SA 479
- Dimensions: EN, DIN, JIS, ASTM, BS, ASME, AISI
- Size: 18mm – 47mm (11/16″ to 1-3/4″)
- Range: 3.17 MM TO 350 MM DIA
- Length: 1 to 6 Meters, Custom Cut Lengths
- Condition: Cold Drawn & Polished Cold Drawn, Centreless Ground & Polished
- Finish: Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
- Form: Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc
304/304L/304H Stainless Steel Round Bars & Wires Chemical Composition:
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 304 | min. | – | – | – | – | – | 18.0 | – | 8.0 | – |
| max. | 0.08 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 10.5 | 0.10 | ||
| 304L | min. | – | – | – | – | – | 18.0 | – | 8.0 | 8.0 |
| max. | 0.030 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | – | 20.0 | ||
| 304H | min. | 0.04 | – | – | – | – | 18.0 | – | 8.0 | 8.0 |
| max. | 0.10 | 2.0 | 0.75 | 0.045 | 0.75 | 20.0 | – | 20.0 | ||
Stainless Steel 304/304L/304H Round Bars & Wires Mechanical Properties:
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 304 | 515 | 205 | 40 | 92 | 201 |
| 304L | 485 | 170 | 40 | 92 | 201 |
| 304H | 485 | 205 | 40 | 92 | 201 |
Equivalent Grade of SS 304/304L/304H Round Bars & Wires:
| STANDARD | UNS | WNR. | AFNOR | EN | JIS | BS |
| SS 304 | S30400 | 1.4301 | Z7CN18-09 | X5CrNi18-10 | SUS 304 | 304S31 |
| SS 304L | S30403 | 1.4306 | Z3CN18-10 | X2CrNi18-9 / X2CrNi19-11 | SUS 304L | 304S11 |
| SS 304H | S30409 | 1.4301 | – | – | – | – |
