S38815 - ASTM A479/A479M-2018

USA UNS	S38815
Corresponding Standard	ASTM A479/A479M-2018 Standard Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
Classification	Austenitic Stainless Steel

Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	Al
Minimum Value	-	5.5	-	-	-	13	15	0.75	0.75	-
Maximum Value	0.03	6.5	2	0.04	0.02	15	17	1.5	1.5	0.3

◎ New designations established in accordance with Practice E527 and SAE J1086 published jointly by ASTM and SAE. See ASTM DS-56C, available from ASTM Headquarters.

Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
All specifications	Annealing	≥540	≥255	in 2 in.[50 mm] or 4D ≥ 30

◎ d-diameter, t-thickness

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