ASTM A403 WP 310H /321H Stainless Steel Stub End Lap Joint 12 inch SCH40S
The type of BW Fittings |
Eccentric Reducer |
Materials Standard |
ASTM A403/403M |
Production Standard |
ASME B16.9 |
Delivery time |
As per the quantity of order |
Wall Thickness |
SCH40s |
The tolerance of WT |
﹣87.5%/﹢12.5% |
Surface Finishing |
Pickling,Blasting |
Connection |
Welding/SMLS |
Technics |
Butt-welding |
Material |
Duplex Stainless Steel ASTMA403 317/317L |
Diameter |
12” |
Marking |
According to the Clients’ requirement |
Production capacity |
500 tons/month |
Certification |
3.1 Mill Certification |
Payment |
30%T/T in advance,70% before shipment |
Delivery time |
According to the quantity of order |
Application |
Chemical processing, transport and storage, Oil and Gas exploration and processing equipment, Marine and other high chloride environments, Pulp and paper digesters, liquor tanks and paper machines. |
CHEMICAL PROPERTIES:
Grade |
C |
Mn |
P |
S |
Si |
310S |
≤0.08 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
321H |
0.04-0.10 |
≤2.00 |
≤0.045 |
≤0.030 |
≤1.00 |
Grade |
Cr |
Cu |
Mo |
Ni |
N |
310S |
24.0-26.0 |
/ |
/ |
19.0-22.0 |
/ |
321H |
17.0-19.0 |
/ |
/ |
9.0-12.0 |
/ |
MECHANICAL PROPERTIES:
Grade |
Ultimate Tensile Strength ,psi Minimum |
Yield Strength,ksi Minimum |
Elongation Percent |
HB Max |
310 |
≥205 |
≥515 |
≥20 |
/ |
321H |
≥205 |
≥515 |
≥20 |
/ |
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