Skip to content

Stainless Steel Seamless Pipe manufacturer 304 316L 904L 2205 Duplex Alloy Tube for Industrial Pipeline

Factory supply seamless stainless steel pipe in 304, 304L, 316L, 321, duplex steel.

High pressure & corrosion resistant, ASTM A312/A269 standard.

Need a quote? Send us your specifications (OD, wall thickness, length, material, quantity) and get a fast response within 24 hours.

Product Introduction

Our seamless stainless steel pipes are produced by solid billet piercing and precision cold rolling processes with no welding seam, ensuring excellent structural integrity and high pressure resistance.

Available in 304, 304L, 316L, 321, 2205 duplex steel and more. Manufactured in accordance with ASTM, DIN, EN and JIS international standards.

Featuring high precision, outstanding corrosion resistance and stable mechanical performance, these tubes are widely used in oil & gas, chemical, pharmaceutical, heat exchange and high-pressure fluid transmission projects.

Custom sizes and export-standard packaging are available.

Technical Specifications

Parameter Item Description
Material 304, 304L, 316L, 321, 310S, 2205, 2507 Duplex Steel
Standards ASTM A312, ASTM A269, ASTM A270, DIN, EN, JIS,GOST
OD Range 6mm – 610mm (Custom available)
Wall Thickness 0.8mm – 60mm
Tolerance Strict industrial precision tolerance
Length 6m fixed length or custom cut-to-length
Surface Pickled finish / BA bright annealed finish
Testing PMI, RT, PT, Hardness Test, Dimensional Inspection, Hydrostatic Test

Production Flow

Production Workshop

Professional seamless pipe processing equipment, precision manufacturing.

Quality Inspection

Full tests including PMI, RT, PT, HT and DT to guarantee the quality of every delivered batch.

Warehouse Corner

Sufficient stock in warehouse, fast order response to ensure timely delivery.

Packaging & Delivery

Export Standard Packaging, customization available.

Our Advantages

We are the source manufacturer with no intermediaries.

We support non-standard customization, conduct full inspection before shipment, and have years of export experience.

EN10204 3.1 / 3.2 certificates are available upon request.