S32906 - ASTM A479/A479M-2018

USA UNS	S32906
Corresponding Standard	ASTM A479/A479M-2018 Standard Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
Classification	Duplex Stainless Steel

Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N
Minimum Value	-	-	0.8	-	-	28	5.8	-	1.5	0.3
Maximum Value	0.03	0.5	1.5	0.03	0.03	30	7.5	0.8	2.6	0.4

◎ 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 %	Hardness HBW
All specifications	Annealing	≥750	≥550	in 2 in.[50 mm] or 4D ≥ 25	≤310

◎ d-diameter, t-thickness

Approximate Comparison Table Austenitic-Ferritic Stainless Steel

United States	International Organization for Standardization		European Standard
UNS	ISO	Numerical Grade	Numerical Grade
S32906	X2CrNiMoN29-7-2	4477-329-06-E	1.4477

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