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Home>Product Categories>AISI 303 Stainless Steel
AISI 303 Stainless Steel

AISI 303 Stainless Steel

AISI 303 is a non-magnetic austenitic stainless steel modified with sulfur to significantly improve machinability compared to standard 304 grade. It retains good corrosion resistance and toughness, making it ideal for mass production of precision parts requiring high-speed machining.

ASTM: 303JIS: SUS303GB: Y12Cr18Ni9
MaterialASTM A276 / ASTM A479 / JIS G4303 / GB/T 1220
Thickness0.3-100 mm
Width1000-2000 mm
LengthCoil / 2000-6000 mm
MOQ1 Ton
Lead Time7-15 days
PortShanghai / Tianjin
Response within 24 hours
In Stock — Ready to Ship
Material GradeASTM A276 / ASTM A479 / JIS G4303 / GB/T 1220StandardASTM A276 / ASTM A479 / JIS G4303 / GB/T 1220
Thickness Range0.3-100 mmWidth Range1000-2000 mm
Length RangeCoil / 2000-6000 mmMOQ1 Ton
Lead Time7-15 daysPort of ShipmentShanghai / Tianjin
C≤0.15Si≤1.00
Mn≤2.00P≤0.20
S≥0.15Cr17.00-19.00
Ni8.00-10.00Tensile Strength≥515 MPa
Yield Strength≥205 MPaElongation≥35%

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