S31050

Category：Austenite Stainless Steel PipePublishedDate：2019-05-20

1. Standard

American Standard：ASTM A213

2. Chemical Composition

Elements	C	Mn	P	S	Si	Cr	Mo	Ni	N
Min						24.00	2.0	21.0	0.10
Max	0.025	2.0	0.02	0.03	0.4	26..0	3.0	23.0	0.16
Actual value	0.012	1.76	0.017	0.01	0.20	24.9	2.2	21.1	0.12

3. Mechanical Properties

Wall Thickness	Mechanical Properties	Tensile Strength	Yield Strength	Hardness	Elongation %
T≤6mm	Min	580	270		25
T≤6mm	Max			217HBW/95HRB
T>6mm	Min	540	255		25
T>6mm	Max			217HBW/95HRB
T=4	Actual value	727	451	81.2HRB	46

4. Typical Size

Size	Outside Diameter mm	Tolerance of Outside Diameter mm	Wall thickness mm	Tolerance of Wall Thickness
32*4	32	±0.19	4	±10%S

5. Typical Application Environment

    1) Petrochemical Industry

    2) Shipping

    3) Environmental Protection

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