303 Stainless Steel Pipe

303 Stainless Steel Pipe is a free-machining austenitic stainless steel pipe designed to provide excellent machinability while maintaining good corrosion resistance and mechanical strength. The addition of sulfur improves cutting performance, making it ideal for precision machining and fabrication applications.

  Product Description

303 Stainless Steel Pipe offers an excellent combination of machinability, durability, and corrosion resistance. Compared with conventional 304 stainless steel, Grade 303 contains additional sulfur, which significantly improves machining efficiency and reduces tool wear during manufacturing. This material is widely used in precision components, shafts, fittings, valves, fasteners, and industrial equipment where extensive machining operations are required.

Manufactured to international standards, 303 stainless steel pipes provide reliable performance in mildly corrosive environments and are suitable for mechanical engineering, automotive parts, petrochemical equipment, food processing machinery, and general industrial applications. Available in various sizes, wall thicknesses, and surface finishes, these pipes can meet diverse project requirements while ensuring long-term service life and cost-effective performance.


ItemStainless Steel Pipe / Tube
Steel Grade201, 202, 301, 302, 303, 304, 304L, 304H, 309, 309S, 310S, 316, 316L,   317L, 321,
  409L, 410, 410S, 420, 420J1, 420J2, 430, 444, 441, 904L, 2205, 2507, 2101,   2520, 2304, 254SMO, 253MA, F55
StandardASTM A213,A312,ASTM A269,ASTM A778,ASTM A789,DIN 17456, DIN17457,DIN   17459,JIS G3459,JIS G3463,GOST9941,EN10216, BS3605,GB13296
SurfacePolishing, Annealing, Pickling, Bright, Hairline, Mirror, Matte
TypeHot rolled , Cold rolled
stainless steel round pipe/tube
SizeWall thickness1mm-150mm(SCH10-XXS)
Outer diameter6mm-2500mm (3/8"-100")
stainless steel square pipe/tube
SizeWall thickness1mm-150mm(SCH10-XXS)
Outer diameter4mm*4mm-800mm*800mm
stainless steel rectangular pipe/tube
SizeWall thickness1mm-150mm(SCH10-XXS)
Outer diameter6mm-2500mm (3/8"-100")
Length4000mm,5800mm,6000mm,12000mm,or as required.
Delivery timePrompt delivery or as the order quantity.
Export toIreland,Singapore,Indonesia,Ukraine,Saudi Arabia,Spain,Canada,USA,
  Brazil,Thailand,Korea,Italy,India,Egypt,Oman,Malaysia,Kuwait,Canada, Viet   Nam, Peru,Mexico,Dubai, Russia,etc
PackageStandard export seaworthy package,or as required.
ApplicationWidely used in petroleum,foodstuff,chemical industry,construction,   electric power,nuclear,energy,machinery,biotechnology,paper
  making,shipbuilding,boiler fields.
  Pipes also can be made according to the customer's required.
ContactIf you have any questions,please feel free to contact me.
Container size20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High) 24-26CBM
  40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High) 54CBM
  40ft HC:12032mm(Length)x2352mm(Width)x2698mm(High) 68CBM


Chemical Composition

CSiMnCrNiSP
≤ 0.15≤1.0≤ 2.017.0～19.08.0～10.0≥ 0.15≤ 0.2

 

Mechanical Properties

Tensile Strength Kb (MPa)Yield Strength σ0.2 (MPa)Elongation D5 (%)Hardness
≥ 515≥ 205≥ 35≤ 262HB ;≤ 95HRB;≤ 275HV



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