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ASTM A312 TP304 stainless steel Welded Pipes

Oct 21, 2025

304 stainless steel pipe is a type of steel tubing made from a chromium-nickel alloy, austenitic stainless steel, widely used in stainless steel applications.

304 is the most commonly used stainless steel worldwide. Pipes come in different types and manufacturing methods, and GNEE supplies all types, produced in seamless, welded, and ERW configurations. Each configuration offers unique properties that enable its use in different applications. ASME SA 312 TP 304 seamless pipe is produced using an extrusion process, making it slightly more expensive than welded pipe. ASTM A312 TP 304 welded pipe is not used for pressure vessel grades. In these modules, the sheet or strip is rolled and welded using a series of shop welding procedures.

304 stainless steel pipe has a minimum tensile strength of 75 ksi and a minimum yield strength of 30 ksi. ASTM A312 TP 304 pipe can be processed using hot or cold rolling processes. These pipes are available in thicknesses ranging from 0.8 mm to 12 mm and in various sizes and specifications to meet project needs.

ASTM A312 TP304 Welded Pipe

ASTM A312 TP304 Specification

Standard Specification ASTM A312 TP304
ASME SA312 TP304
Size ½ to 6 inch Nominal Bore
Wall Thickness 0.1 - 60 mm
Schedule Pipe Thickness Range Schedule 60, XS, Schedule 160, Schedule 120, STD, Schedule 40, Schedule 140, Schedule 20, Schedule 80, Schedule 80, XXS, Schedule 30, Supplier in Mumbai
Length

Single Random Length 5 to 7 Meter

Double Random Length 10 - 12 Meter

Types Welded, Seamless, ERW, EFW Supplier and Manufacturer
Surface Finish Polished, Bright, Annealing, Cold Finish, Pickling
Standard DIN, JIS, ASTM, GB, ASME, AISI, AMS, EN, GOST

 

Chemical Composition of ASTM A312 TP304 Welded Pipe

Grade C Mn P S Si Ni Cr Fe
TP304 0.08 2.00 0.045 0.030 1.0 8-11 18-20 Bal.

 

Mechanical Properties of ASTM A312 TP304 Welded Pipe

  Tensile Strength(Mpa) Max Yield Point(Mpa) Max Elongation(%) Hardness (HRB) Max
TP304 515 205 35 92

 

 

Application of Stainless Steel 1.4301 Pipes

Chemical Industries

Thermal & Nuclear Power Plants

Fertilizer Plant

Aerospace

Food & Dairy Plants

Paper Industries

Oil & Gas Exploration

Desalination Plant

Pharmaceutical Plant

 

Value Added Services of 304 Stainless Steel Pipes
304, 304L Stainless Steel Pipe Polishing
Heat Treatment, Annealing, Pickling of 304, 304L Pipes
Ultrasonic Testing of 304L Pipes
100% X-Ray Welding for 304L Large Diameter Custom Size Stainless Steel Pipes
Stainless Steel 304, 304L Pipe Beveling
Cold Drawing Services
Special Testing Requirements – Destructive Testing, Non Destructive Testing etc.

 

If you have a project need for 304 stainless steel pipe, we welcome your order. GNEE has a large inventory of popular products for you to choose from. Available in both seamless and welded configurations, contact our factory today for detailed chemical composition and free samples. We offer competitive pricing and excellent service.

Types of ASTM A312 TP304 stainless steel pipes

304 Stainless Steel Mandrel Bend Pipe
Thickness 9.0mm aisi 304 seamless stainless steel pipe
DN80 Sch40 hot rolled 304 stainless steel seamless pipe
6 inch stainless steel pipe 304
ASME SA 312 TP 304 ERW Pipe
ASTM A312 Grade TP304 Round Pipes as per ANSI/ ASME B36.19
20mm diameter stainless steel pipe 304 mirror polished
Custom Size 4 Inch SS 304 Stainless Steel Welded Pipe
Ss304 Hollow Section Stainless Steel Square Pipe
304 30 inch stainless steel seamless pipe
SS304 sanitary welded stainless steel pipe
Schedule 40 TP304 SS Pipes
3x2 25mm Rectangular 304 Stainless Steel Pipe
Cold Drawn 304 Stainless Steel Welded Pipes
16 gauge 304 stainless steel pipe
Thin Wall 304 Stainless Steel Pipe

Cold Drawn 304 Stainless Steel Welded Pipes


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