304L Stainless Steel Bar: Low-Carbon, Weldable & Supplier Guide

Why Choose 304L stainless steel bar?

304l stainless steel bar is a low-carbon austenitic round, square and hex bar that delivers the corrosion resistance of 304 with improved weldability and immunity to intergranular corrosion after welding, widely used for shafts, fasteners, fittings, food-processing equipment, architectural hardware, marine trim and structural components where both machinability and a clean, corrosion-resistant finish are required. As a direct mill-source supplier, Huaxiao Stainless stocks 100,000 tons of stainless material and ships in as little as 15 days, all with ISO 9001 / IATF 16949 (TS16949) certification and full mill test reports. Browse our 304L stainless steel bar product page or send an inquiry for a same-day quotation.

Specifications, Sizes & Surface Finish

We supply 304L stainless steel bar to ASTM, AISI, EN and JIS standards. Common grades include 304L (1.4306, UNS S30403), also available as 304 (1.4301) and 316L (1.4404). Standard dimensions cover the full commercial range, and we offer surface finishes such as 2B, BA, No.4, HL and mirror polish. Custom sizes, tolerances and edge treatments are available on request for project-specific requirements.

Price Factors You Should Know

The 304L stainless steel bar price per kg is driven by grade, thickness, surface finish, order volume and raw-material nickel indices. Buying directly from a mill-source supplier removes distributor markups. For a current, volume-based quote, contact our sales team with your specification and destination port.

Typical Applications

304l stainless steel bar is widely used across industries that demand corrosion resistance and a clean appearance. Typical uses include structural and decorative components, processing equipment, and architectural fittings where both performance and finish matter.

How to Choose the Right Supplier

Look for a supplier with verifiable certifications (ISO 9001 / IATF 16949), transparent mill test reports, stable stock and proven export experience. Huaxiao Stainless combines 100,000 tons of inventory with 15-day delivery and global shipping, making us a reliable 304L stainless steel bar supplier for ongoing and one-off projects alike.

Frequently Asked Questions About 304L stainless steel bar