304 Stainless Steel Seamless Pipe

Our 304 stainless steel seamless pipe is one of the most versatile and widely used stainless steel products. With excellent corrosion resistance, durability, and ease of fabrication, it is ideal for piping systems, heat exchangers, and general industrial use.
PRODUCTS INTRODUCTION

Specifications Table


Property

Value / Range

Grade

304 / 1.4301 / S30400

Standard

ASTM A312 / JIS G3459 / EN 10216

Type

Seamless stainless steel pipe

Outer Diameter

6 mm – 630 mm

Wall Thickness

0.8 mm – 30 mm

Length

1 m – 12 m (custom cut available)

Surface Finish

Annealed & Pickled / Polished / BA

Tensile Strength

≥ 520 MPa

Yield Strength

≥ 205 MPa

Density

8.0 g/cm³

Hardness

≤ 201 HB


Chemical Composition (%)


C

Si

Mn

P

S

Cr

Ni

≤0.08

≤1.0

≤2.0

≤0.045

≤0.030

18.0–20.0

8.0–11.0


Key Features


  • Excellent corrosion resistance in atmospheric and mild chemical environments

  • Smooth interior wall ensures low friction and high flow efficiency

  • Non-magnetic in annealed condition, easy to clean

  • Wide range of sizes available for both industrial and residential use

  • Cost-effective compared with higher alloy grades


Applications


  • Water supply and drainage systems

  • Heat exchangers and condensers

  • Food & beverage pipelines (dairy, brewery, kitchen equipment)

  • Architectural decoration and structural tubing

  • Automotive and mechanical components


Quality Assurance


  • Manufactured in compliance with ASTM, JIS, and EN standards

  • 100% PMI (Positive Material Identification) tested

  • Hydrostatic and eddy current testing for leak-proof guarantee

  • SGS, ISO 9001, CE certification available


Product Real Shot


Packaging and Shipping



FAQ


Q1: What product information must I provide before making a purchase?
A: Please provide the grade, width, thickness, surface treatment requirements, and the quantities you need.

Q2: What about product pricing information?
A: Prices may vary due to fluctuations in raw material costs.

Q3: Is it possible to send samples?
A: Yes, we offer free samples with express shipping worldwide.

Q4: Do you offer a service for customized products?
A: Yes, we can supply according to your specific requirements.

Q5: Can I visit you in person?
A: Customers from all over the world are welcome to meet with us.

Q6: Can you assist me in importing steel products for the first time?
A: Yes, we can provide support through our experienced shipping agents.


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