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SUS303Se

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SUS 303Se A 314 S30323
#303Se

Description

USA AMS SA/JIS G4303, SUS303Se Specialsteel Standard Specification for Stainless Steel Socket Set Screws (Metric) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUS303Se
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUS303Se Austenite AMS USA Standard Specification for Stainless Steel Socket Set Screws (Metric)

Chemical composition(mass fraction)(wt.%) of the SUS303Se

C Si Mn P S Cr Ni Se
≤0.15 ≤1.00 ≤2.00 ≤0.2 ≤0.06 17.0 -19.0 8.00 -10.0 0.15 - ≥

Mechanical Properties of steel grade SUS303Se

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
222 (≥) 831 (≥) 33 23 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical Properties of steel grade SUS303Se

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
31 - -     0.22 -  
854 637 - 23.3 443   -  
496 - 11 33.2   321 322

Heat Treatment of steel grade SUS303Se

Heat treated : 1385°C - 1637°C

Technological Curves of steel grade SUS303Se

Cross Reference Table (Equivalent Grade) of SUS303Se

Grade Standard Country Application
303Se
303Se
MT303Se
SUS303Se
SUS303Se

Relevant standard of SUS303Se

SA/JIS G4303 Specification for stainless steel bars SA-JIS-G4303.pdf
SUS 303Se A 314 S30323
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Jiangyou Longhai Special Steel Co.,Ltd.

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