MT 303 - ASTM A511/A511M-2020

Grade	MT 303
Corresponding Standard	ASTM A511/A511M-2020 Seamless Stainless Steel Mechanical Tubing and Hollow Bar
Classification	Austenitic Stainless Steel

MT 303 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni
Minimum Value	-	-	-	-	0.15	17	8
Maximum Value	0.15	1	2	0.2	-	19	10

MT 303 Mechanical Properties

Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
Annealing	≥515	≥210	≥35	≤192

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!