904L Stainless Steel Bar Manufacturer | High-Corrosion Resistant Round Bar Supplier

Stainless Steel Bar Provider

As a leading manufacturer and exporter of stainless steel bars, we offer 904L stainless steel bars that are engineered for the most demanding applications. These round bars deliver outstanding performance in highly corrosive environments such as acid processing, seawater systems, and petrochemical plants. With exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking, our 904L bars ensure long service life and structural reliability. Custom sizes, surface finishes, and packaging options are available to meet your specific needs.

Parameters

Item	Details
Product Name	Stainless Steel Bar, Stainless Bar, SS Bar
Standard	GB, AISI, ASTM,ASME,DIN, EN, JIS
Available Grades	200 Series: 201, 202300 Series: TP304, 304L, 304H, 316, 316L, 316H, 316Ti, 317, 317L, 310S, 310H, 321, 321H, 347, 347HSpecial Alloys: 904L, S31254 (254SMO)400 Series: 409, 410S, 416, 420, 430, 439, 440, 444, 446Duplex and Others: 2205, 2507, S31803, S32205, S32750, S32760, 253MA
Process	Hot Rolled, Cold Rolled
Sizes	Diameter: 0.1-500mm or customized, Length: 1-12m or customized (according to customer’s request)
Surface Treatment	NO.1, 2B, NO.4, BA, HL, Mirror
Inspection	SGS, TUV, BV, ABS, LR etc.
Application	Oil & Gas, Petroleum, Vessels, Ship Building, Water Treatment and Environmental Protection etc.

Finish	Description	Typical Thickness (mm)	Available Widths (mm)
2B	Smooth, reflective grey sheen. Most widely used.	0.55	914, 1219
BA	Bright annealed mirror-like finish.	0.70	914, 1219
DP	Brushed, non-reflective, easy to clean.	0.90	750, 914, 1219
HR	Scaled, hot-rolled finish.	1.20	750–1500
No.1	Pickled, white surface after hot-rolling.	1.50	914, 1219, 1500
HL	Continuous linear polish finish.	1.60	914, 1219, 1500
No.4	Polished with 150–180 grit.	2.00	914, 1219, 1500
No.8	Mirror finish, highly reflective.	2.50	914, 1219, 1500

Possible styles

904L stainless steel bars are primarily manufactured as round bars to meet high-strength and anti-corrosion application requirements. We also support customized options including square and hexagonal bars based on customer drawings. Available finishes include 2B, bright polish, or matte depending on the intended industrial use. These bars are typically cold drawn or hot rolled, ensuring precision dimensions and excellent surface quality.