Welded Stainless Steel Pipe with Thick Wall for Structural Support

Customization: Available
After-sales Service: All Day Online
Warranty: 10 Years

Product Description

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Basic Information

Model NO.
304 306 316 410
Product Name
ASTM Cold Rolled Stainless Steel Pipe
Usage Area
Pipeline Transport, Hydraulic/Automobile Pip
Tolerance
1%
Length
4-12meters
Material Grade
201, 202, 304, 316, 316L, 430
Payment Term
L/C T/T
Surface
Ba/2b/No.1/No.3/No.4/8K/Hl/2 Poblished or Pickling
Thickness
0.1mm-150mm
Trade Term
Fob CIF CFR EXW
Certificate
ISO SGS CE
Production Capacity
8000W/T
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Product Description

ASTM Metal Tube Ss 201 304 304L 316L 10mm 12mm 14mm Hot cold rolled Seamless Stainless Steel Pipe

Standard Specifications
Thickness0.5mm-100mm
Outer diameter10mm, 25.4mm, 38.1mm, 50.8mm, 100mm, 250mm, 300mm, 350mm, etc
Length2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc
Surface2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, hair line, sand blast, etc
FinishHot rolled (HR), Cold rolled Tube (CR), 2B, 2D, BA NO(8), SATIN
FormRound tube, Square tube, Rectangular tube etc.
Welded Stainless Steel Pipe
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Detailed Photos

Stainless Steel Round Tube - Cold Rolled Display:

Round Tube 1
Round Tube 2
Specifications Seamless Welded
Outer Diameter6-720mm or Customized6-2500mm or Customized
Wall Thickness0.5-120mm or Customized0.5-40mm or Customized
Length1-12m as customer requirement
TechniqueCold Drawn
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Material Composition & Properties

Grade C (≤) Si (≤) Mn Ni Cr Mo
AISI 3040.081.002.008.00~11.0018.00~20.00-
AISI 316L0.0351.002.0010.00~14.0016.00~18.002.00~3.00
AISI 2010.151.005.50~7.501.00~1.5013.50~15.00-
Production 1
Production 2
Production 3

Speciality and Advantages

  • Dedicated production of stainless steel seamless pipe since 2005 with complete technology.
  • Raw materials sourced from China's largest and well-known steel mills.
  • Advanced NDT equipment: Eddy Current, Ultrasonic, and Hydraulic tests.
  • ISO 9001 and PED certified; Third-party inspections (TUV, BV, SGS) accepted.
  • Strict tolerance control: D4/T4 (+/-0.1mm) on Diameter and Wall Thickness.
  • Unique sponge washing technology with high pressure for clean inside surfaces.
Process Table

Surface Finish Characteristics

Surface Characteristic Manufacturing Method Application
NO.1Silvery whiteHot rolled to specified thicknessIndustrial use
2BStrong GlossCold rolling followed by polishing rollerGeneral material
BABright MirrorBright annealed surfaceKitchenware, building
HLHairlineGrainy grinding (150-240#)Decoration, construction
NO.8Mirror FinishUltra-fine polishing wheel grindReflector, decoration
Finish Products
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Production Capability

A large-scale iron and steel enterprise integrating production, processing, distribution, and trade. Committed to the research and development of carbon steel, profiles, and pipes with a comprehensive annual production capacity of 500,000 tons. Products are exported to more than 100 countries and regions, serving industries like nuclear power, aviation, marine engineering, and construction.

Factory 1
Factory 2
Certificate Row

Frequently Asked Questions (FAQ)

What grades of stainless steel pipe do you offer?
We offer a wide range of grades including 201, 202, 304, 304L, 316, 316L, 321, 410, 430, and specialized duplex grades like 2205 and 2507.
What is the tolerance of your stainless steel pipes?
We maintain strict tolerance control of ±1% generally, and for specific requirements, we can achieve D4/T4 (+/-0.1mm) on both diameter and wall thickness.
Can you provide third-party inspections?
Yes, we accept and can provide Third Party Inspection Certificates from organizations such as TUV, BV, Lloyd's, and SGS according to customer requirements.
What surface finishes are available for construction and decoration?
For decorative purposes, we provide BA (Bright Annealed), Mirror (8K), Hairline (HL), No.4, and various polished finishes (up to 600#).
What are the primary application areas for these tubes?
Our pipes are widely used in pipeline transport, hydraulic systems, automobile manufacturing, food and beverage processing, chemical industries, and construction.
What is your typical delivery time?
We maintain a large stock of spot goods for immediate shipment. For customized production, the lead time depends on the specific requirements and quantity.

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