303 stainless steel bar

303 stainless steel bar is a stainless steel adding copper and containing sulfur and selenium.it is mainly used for high cutting and surface finish requirements .303 stainless steel bars are ideal for automatic lathes screw and mut.

303 stainless steel bar Mechanical Property :

Mechanical property (annealing)
Grade	Yield Strength σ0.2 (MPa)	Tensile Strength σb (MPa)	Hardness	Elongation δ5 (％)
303	205	515	HRB 90-100 HRC 20-25	40

303 stainless steel bars Chemical Composition:

Chemical Composition(%)
C	Si	Mn	P	S	Cr	Ni	Mo
≤0.15	≤1.00	≤2.00	≤0.20	≥0.15	17.00-19.00	8.00-10.00	≤0.06

303 austenitic stainless steel is acid resistant stainless steel.To improve the performance of steel,more than 0.60% molybdenum is add in steel , so it can be ablative, easy cutting and corroded.

Production process :smelting, rolling, forging, drawing, annealing, twisted rope, weaving, cutting cutting, stamping, polishing, casting.

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