ASTM AISI 4mm 304 Stainless Steel Bar Rod for Construction and Decoration
Our premium stainless steel bright bars are manufactured from hot rolled plain bars and wire rods, featuring smooth bright surfaces with precise dimensional tolerances and enhanced mechanical properties.
Product Specifications
| Products |
Stainless Steel Bright Bar |
| Standard |
ASTM GB DIN EN |
| Diameter |
3-100 mm |
| Length |
6m /pcs or cutting as request |
| Finishing |
black bar / Bright Bar |
| Main Grades |
201 301 303Cu 304 304L 309S 310S 316L 316Ti 317L 318 321 347 410 420 430 431 440a/b/c 904L 2205 2507 Hastelloy C276 C4 C22 Inconel 600 625 Incoloy 800 825 825H etc |
| Service |
Cutting, surface polishing, heat treatment |
| Brand |
Walsin BAOSTEEL TISCO QINGSHAN |
Material Description
Our stainless steel bright bars offer superior dimensional accuracy, excellent surface integrity, and improved mechanical properties. These quality advantages provide significant design benefits for applications in pumps, fasteners, automobile components, furniture products, cutlery products, and various industrial applications. In the automotive industry, our bright bars are used for critical engine components including nuts, bolts, shafts, and other precision parts.
Cold Drawn & Polished Round Bars
| Size Range (DIA) |
1.8MM TO 55.56MM |
| Tolerance |
h8, h9, h10, h11 |
| Grades |
201, 201 Ni 3, 202, 204Cu, 303, 304, 304L, 316, 316L, 409, 410, 416, 420, 430, 430L, 430F |
Peeled & Polished Round Bars
| Size Range (DIA) |
14MM TO 140MM |
| Tolerance |
h9, h10, h11, k10, k12, k13 |
| Grades |
303, 304, 304L, 316, 316L, 410, 416, 420, 430, 430L, 430F, 431, 2205, 2507, 904L |
Forged, Rough Turned Round Bars
| Size Range (DIA) |
150MM TO 400MM |
| Tolerance |
0mm/+3mm (-0 "/+0.12") |
| Grades |
304, 304L, 316, 316L, 410, 416, 420, 431, 310S, 2205, 2507, 904L |
Standard Specifications
ASTM A276: Covers cold-finished or hot-finished bars including rounds, squares, hexagons, and hot-rolled or extruded shapes such as angles, tees, and channels in commonly used stainless steel types.
ASTM A479: Includes cold and hot finished stainless steel bars including rounds, squares, hexagons, and hot-rolled or extruded shapes.
ASTM A484: Covers wrought stainless steel bars, shapes, forgings, and billets or other semi-finished materials, available in four condition types.
ASTM A582: Includes cold or hot finished bars suitable for machining processes, featuring free-machining stainless steels.
ASTM B473: Covers nickel alloy bar & wire available in solution-annealed, stabilized-annealed, or annealed conditions.
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