304L Stainless Steel Pipe Buying Guide: Low-Carbon, Welded & Seamless

304L stainless steel pipe — Quick Buying Overview

For weld-heavy, corrosion-resistant piping, 304L stainless steel pipe (extra-low carbon) prevents sensitization and needs no post-weld heat treatment. This guide covers sizes, schedules, finishes, pricing and how to pick a trustworthy 304L stainless steel pipe supplier. Contact us for a quote.

Why Choose 304L stainless steel pipe

304L carries the same 18/8 chromium-nickel corrosion resistance as 304 but with carbon capped at 0.03% to stop chromium carbide precipitation in the heat-affected zone. That makes it the default for welded structures, process piping and fabrications that cannot be annealed after welding, without sacrificing formability.

Specifications, Sizes & Surface Finishes

We supply 304L stainless steel pipe in OD 6–610 mm, schedules 5S–XXS, standards ASTM A312 / A269 / A270, in welded or seamless form, with pickled, annealed or bright-annealed finish and EN 10204 3.1 MTC. Hydrostatic, eddy-current and PMI testing available on request.

304L stainless steel pipe Price Factors

The 304L pipe price per kg is modestly above 304 for the low-carbon melt and broadly below 316L. Welded pipe costs less per kg than seamless; schedule, OD and finish set the final price. Provide OD, schedule, length and quantity for a mill-direct quote.

Common Applications

How to Choose the Right Supplier

Select a supplier with low-carbon MTC, PMI and ISO 9001 / IATF 16949 (TS16949) certification. About 100,000 tons of inventory and 15-day delivery keep your project on schedule.

Frequently Asked Questions About 304L stainless steel pipe

Where can I find a reliable 304L stainless steel pipe supplier?

Source 304L stainless steel pipe directly from Huaxiao Stainless: about 100,000 tons of stock, 15-day delivery, and ISO 9001 / IATF 16949 (TS16949) certification. Request a quote via our contact page.

What is the 304L stainless steel pipe price per kg?

The 304L stainless steel pipe price per kg depends on grade, finish, thickness and volume. Share your spec for a competitive mill-direct quote with stable lead times.

What are the standard sizes and specifications of 304L stainless steel pipe?

Standard 304L stainless steel pipe is offered in a wide range of sizes, surfaces and standards (ASTM/AISI/EN), with custom dimensions and cutting available.

Request a Quote for 304L stainless steel pipe

Looking for a dependable stainless steel seamless pipe supplier? Huaxiao Stainless keeps ~100,000 tons in stock, delivers in as fast as 15 days, and is certified to ISO 9001 and IATF 16949 (TS16949). Contact us for pricing, MTC and free samples.