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Home > Stainless Steel Welded Pipe > Wuxi Factory Ss Mild Welded Seamless Pipe 201 304 316 Q235 904L A106 Uns S32750 C276 Carbon Nickel Stainless Steel Pipe Black Galvanized Square Steel Pipe
Wuxi Factory Ss Mild Welded Seamless Pipe 201 304 316 Q235 904L A106 Uns S32750 C276 Carbon Nickel Stainless Steel Pipe Black Galvanized Square Steel Pipe
Wuxi Factory Ss Mild Welded Seamless Pipe 201 304 316 Q235 904L A106 Uns S32750 C276 Carbon Nickel Stainless Steel Pipe Black Galvanized Square Steel Pipe
Wuxi Factory Ss Mild Welded Seamless Pipe 201 304 316 Q235 904L A106 Uns S32750 C276 Carbon Nickel Stainless Steel Pipe Black Galvanized Square Steel Pipe
Wuxi Factory Ss Mild Welded Seamless Pipe 201 304 316 Q235 904L A106 Uns S32750 C276 Carbon Nickel Stainless Steel Pipe Black Galvanized Square Steel Pipe
Wuxi Factory Ss Mild Welded Seamless Pipe 201 304 316 Q235 904L A106 Uns S32750 C276 Carbon Nickel Stainless Steel Pipe Black Galvanized Square Steel Pipe
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Wuxi Factory Ss Mild Welded Seamless Pipe 201 304 316 Q235 904L A106 Uns S32750 C276 Carbon Nickel Stainless Steel Pipe Black Galvanized Square Steel Pipe
Wuxi Factory Ss Mild Welded Seamless Pipe 201 304 316 Q235 904L A106 Uns S32750 C276 Carbon Nickel Stainless Steel Pipe Black Galvanized Square Steel Pipe
Wuxi Factory Ss Mild Welded Seamless Pipe 201 304 316 Q235 904L A106 Uns S32750 C276 Carbon Nickel Stainless Steel Pipe Black Galvanized Square Steel Pipe
Wuxi Factory Ss Mild Welded Seamless Pipe 201 304 316 Q235 904L A106 Uns S32750 C276 Carbon Nickel Stainless Steel Pipe Black Galvanized Square Steel Pipe
Wuxi Factory Ss Mild Welded Seamless Pipe 201 304 316 Q235 904L A106 Uns S32750 C276 Carbon Nickel Stainless Steel Pipe Black Galvanized Square Steel Pipe

Wuxi Factory Ss Mild Welded Seamless Pipe 201 304 316 Q235 904L A106 Uns S32750 C276 Carbon Nickel Stainless Steel Pipe Black Galvanized Square Steel Pipe

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Product Description

🔹 Overview & Basic Info
Model NO.
201 304 316 Q235 904L A106 UNS S32750 C276
Type
Seamless
Technique
Hot Rolled
Material
Stainless Steel
Surface Treatment
Varnishing
Section Shape
Round
Standard
ASTM/AISI/GB/JIS/DIN/En
Grade
S51770 Uns S38815 S32168
Transport Package
Wooden Box
Specification
1-60mm*1000mm*3000mm*L
Production Capacity
300000ton/Year
🔹 Product Description
Seamless Pipe Overview
Stainless Steel Pipe Specifications
Food Grade Sanitary JIS G3447, KS D 3585, ASTM A270, EN 10357, AS 1528.1, ISO 2037
Heat Exchanger ASTM A249 / ASME SA249, GB / T 24593-2009, HG 20537.2
Industrial Pipe ASTM A312, EN 10217-7, GB / T 12771-2008, HG 20537.3
Size Range Outer Diameter: 9.5~2000mm | Thickness: 0.5~20mm | Length: Up to 18.3m
Shape Section Round, square, rectangular
📷 Detailed Photos
Steel Pipe Detail 1
Steel Pipe Detail 2
Steel Pipe Detail 3
Steel Pipe Detail 4
Steel Pipe Detail 5
Steel Pipe Detail 6
⚙️ Technical Specifications (ASTM A268)

ASTM A268 covers seamless and welded ferritic and martensitic stainless steel pipes for general corrosion and high-temperature services. Grades include TP410, TP405, TP420, TP430, TP444, and more.

Technical Standards
StandardASTM A268, ASME SA268
Tube TypeBoth Welded And Seamless
GradesTP 410, TP 430, TP 439
OD Range1/4″ (6.25mm) To 8″ (203mm)
Wall Thickness0.02″ (0.5mm) To 0.5″(12mm)
ApplicationHeat Exchanger, Heater, Condenser
🚀 Applications
Product Application
  • Sanitary Tubing: Food processing, beverage industry, and sugar mills.
  • Heat Exchanger: Condensers, boilers, super heaters, and evaporators.
  • Industrial: Petroleum/gas delivery, wastewater treatment, and drainage systems.
  • Mechanical: Handrails, railings, and structural balustrades.
⭐ Product Features
Quality Control
  • Bright annealing and precise polishing with roughness under 0.3μm.
  • Non-destructive testing (NDT) including online eddy current and hydraulic inspection.
  • Certificated by AD 2000-W0, PED 2014/68/EU, and ISO 9001:2015.
  • High-quality raw materials from leading steel mills.
  • Full material traceability guaranteed during manufacturing.
  • Internal bore is smooth, clean, and crevice-free for optimum performance.
❓ Frequently Asked Questions
What materials are used for these stainless steel pipes?
We offer a wide range of materials including 201, 304, 316, 904L, Q235, A106, and special alloys like UNS S32750 and C276.
Can the pipe dimensions be customized?
Yes, the outer diameter ranges from 9.5mm to 2000mm, and thickness from 0.5mm to 20mm. Lengths can be customized up to 18.3 meters.
What surface finishes are available?
The pipes undergo bright annealing and precise polishing. We also provide varnishing and ensure a roughness level under 0.3μm for sanitary applications.
Are the pipes tested for quality?
Yes, we conduct Non-Destructive Testing (NDT), including online eddy current inspection, hydraulic testing, and airtightness testing.
Which industries use these pipes?
Our pipes are widely used in food processing, petroleum and gas delivery, chemical industries, heat exchangers, and construction decoration.
What certifications do your products hold?
Our production process is certified by ISO 9001:2015, PED 2014/68/EU, and AD 2000-W0 standards.

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