| Size Range | 5 |
|---|---|
| Length | 10 |
| Standards | Astm, Asme, Din, Nf, Jis, En, Ios |
| Finished | Black, Bright, Cold Drawn, Polish, Polished, Centreless Ground |
Round Bars Manufacturer | Heat Resistant Steel Round Bars ASTM A276 Standard
R H Alloys has garnered its reputation as a reliable Round Bars Manufacturer by delivering precision-engineered products with consistent quality and dimensional accuracy. Round Bars are solid cylindrical metal bars that are extensively utilized in the construction, engineering, automotive, and heavy industrial sectors owing to their excellent strength, machinability, and durability. They are produced from different materials such as stainless steel, carbon steel, and alloy steel to satisfy various mechanical and corrosion resistance requirements. To put it simply, among the popular variants, Stainless Steel 409 Round Bar is primarily recognized for its good oxidation resistance and hence is ideal for both structural and automotive uses.
Round Bars come in multiple diameters, finishes, and grades according to international standards like ASTM, DIN, and ISO. They may be delivered in hot rolled, cold drawn, forged, annealed, or polished forms, depending on the project specifications. These items are usually obtained through a trustworthy b2b industrial supply platform by fabricators, contractors, and OEM manufacturers. If a service requires extremely hard and wear-resistant parts, Stainless Steel 420 Round Bar is most likely to be chosen because of the martensitic structure and the possibility of heat treatment.
Material & Grades Table – Round Bars
| Material Type | Grade / Specification | Standard | Diameter Range | Length | Condition / Finish |
|---|---|---|---|---|---|
| Stainless Steel | SS 304 | ASTM A276 / A479 | 6 mm – 300 mm | 3m – 6m | Hot Rolled / Bright |
| Stainless Steel | SS 316 / 316L | ASTM A276 / A479 | 6 mm – 300 mm | 3m – 6m | Annealed / Polished |
| Stainless Steel | SS 410 | ASTM A276 | 6 mm – 200 mm | 3m – 6m | Hardened / Annealed |
| Stainless Steel | SS 420 | ASTM A276 | 6 mm – 200 mm | 3m – 6m | Heat Treated / Ground |
| Stainless Steel | SS 431 | ASTM A276 | 10 mm – 200 mm | 3m – 6m | Quenched & Tempered |
| Carbon Steel | ASTM A36 | ASTM A36 | 10 mm – 350 mm | 3m – 12m | Hot Rolled |
| Carbon Steel | ASTM A105 | ASTM A105 | 10 mm – 300 mm | 3m – 12m | Forged / Black |
| Alloy Steel | ASTM A182 F11 / F22 | ASTM A182 | 10 mm – 300 mm | 3m – 6m | Heat Treated |
| Alloy Steel | ASTM A182 F91 | ASTM A182 | 10 mm – 250 mm | 3m – 6m | Heat Treated |
- Manufacturing of shafts, axles, and spindles
- Construction frameworks and structural supports
- Automotive components and machine parts
- Oil & gas and refinery equipment
- Power plants and heavy industrial machinery
- Fabrication, fasteners, and engineering applications
Type of Sub-products

Hot Rolled Round Bar Hot Rolled Round Bar
Hot Rolled Round Bar is a solid cylindrical steel product manufactured through the hot rolling process, offering good strength, toughness, and machinability, widely used in construction, automotive, engineering, and industrial applications.

Cold Drawn Round Bar Cold Drawn Round Bar
Cold Drawn Round Bar is a solid cylindrical steel product manufactured through the cold drawing process, providing high strength, improved surface finish, and precise dimensional accuracy, widely used in automotive, machinery, construction, and industrial applications.
