SA UNS S32750 Duplex Stainless Steel Tube

SA UNS S32750 duplex Stainless Steel Tube is applied in high tension and high corrosion environments. It can stand high wear and tear more than other types of steels. SA 240 UNS S32750 Strips & A240 gr S32750 Sheet are used in applications such as automobile and construction industries to provide minimal size and weight at the same time with high tensile strength. Duplex UNS S32750 Coil has very low corrosion ratios under very high corrosive conditions. Especially under chloride ion rich environments and other acidic environments, ASTM A240 UNS S32750 Plate can perform better than other types of steels.

Chemical composition

	Element	Min	Max
1	C	-	0.03
2	Mn	-	1.20
3	Si	-	0.80
4	P	-	0.035
5	S	-	0.02
6	Cr	24.00	26.00
7	Ni	6.00	8.00
8	Mo	3.00	5.00
9	N	0.24	0.32
10	Cu	-	0.50

Mechanical properties 

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)
122 (≥)	723 (≥)	22	21	23	Solution and Aging, Annealing, Ausaging, Q+T,etc	333

 Physical Properties

 

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
24	-	-			0.22	-
677	698	-	43.3	414		-
529	-	44	33.2			244	331

Product Pictures

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