Fixed Competitive Price Seamless Stainless Steel 90 Degree Elbow - Duplex Pipe – XINHANG Detail:
Duplex stainless steel pipes are becoming more and more common. Due to its excellent resistance to chloride stress corrosion cracking, high thermal conductivity, and a low coefficient of thermal expansion, duplex stainless steel pipe are being offered by all the major stainless steel mills.
Specification |
|
Size | OD: 6.0 ~ 406.4mm; WT: 1 ~ 50mm;O.D.1/8”-16”;W.T.:SCH 10(S);-SCH XXS
Length: as your requirement,11.8M MAX |
Process | Seamless |
Grade | S31803, S32205, S32520,S32750,S32760 |
Standard | ASTM A789, ASTM A790 |
Surface | Aid Pickling, Polishing(180#, 220#, 240#, 320#, 400#,) |
Theoretical Weight(kg/m) | Weight/meter = (OD-WT)*WT*0.02507 Both OD and WT in mm. |
Note:
OD is the specified outside diameter.
WT is the specified wall thickness
Chemical Composition
UNS |
C |
Mn |
P |
S |
Si |
Ni |
Cr |
Mo |
N |
Cu |
Others |
S31803 |
0.030 |
2.00 |
0.030 |
0.020 |
1.00 |
4.5-6.5 |
21.0-23.0 |
2.5-3.5 |
0.08-0.20 |
… |
… |
S32205 |
0.030 |
2.00 |
0.030 |
0.020 |
1.00 |
4.5-6.5 |
22.0-23.0 |
3.0-3.5 |
0.14-0.20 |
… |
… |
S32520 |
0.030 |
1.50 |
0.035 |
0.020 |
0.80 |
5.5-8.0 |
24.0-26.0 |
3.0-5.0 |
0.20-0.356 |
0.5-3.00 |
… |
S32750 |
0.030 |
1.20 |
0.035 |
0.020 |
0.80 |
6.0-8.0 |
24.0-26.0 |
3.0-5.0 |
0.24-0.32 |
0.5 |
… |
S32760 |
0.05 |
1.00 |
0.030 |
0.010 |
1.00 |
6.0-8.0 |
24.0-26.0 |
3.0-4.0 |
0.20-0.30 |
0.50-1.00 |
W0.50-1.00 |
Note A: Maximum, unless a range or minimum is indicated. Where ellipses(…) appear in this table, there is no minimum and analysis for the element need not to be determined or reported.
Tensile and Hardness
UNS Designation |
Tensile Strength, min MPa |
Yield Strength, min MPa |
Elongation in 50mm min, % |
Hardness, Max |
|
HBW |
HRC |
||||
S31803 |
620 |
450 |
25 |
290 |
30 |
S32205 |
655 |
450 |
25 |
290 |
30 |
S32520 |
770 |
550 |
25 |
310 |
… |
S32750 |
800 |
550 |
15 |
300 |
32 |
S32760 |
750 |
550 |
25 |
300 |
… |
Tolerances
Group |
Size, Outside Diameter, mm |
Tolerances in Outside Diameter, mm |
Average Wall Tolerance in Wall Thickness, % |
Minimum Wall Tolerances in Wall Thickness, % |
Tolerances in Cut Length, mm |
Thin Wall Tubes |
||
Over |
Under |
Over |
Under |
|||||
1 |
Up to 12.7, excl |
±0.13 |
±15 |
30 |
0 |
3 |
0 |
… |
2 |
12.7 to 38.0, excl |
±0.13 |
±10 |
20 |
0 |
3 |
0 |
Less than 1.6mm specified |
3 |
38.1 to 88.9, excl |
±0.25 |
±10 |
20 |
0 |
5 |
0 |
Less than 2.4mm specified |
4 |
88.9 to 139.7, excl |
±0.38 |
±10 |
20 |
0 |
5 |
0 |
Less than 3.8mm specified |
5 |
139.7 to 203.2, excl |
±0.76 |
±10 |
20 |
0 |
5 |
0 |
Less than 3.8mm specified |
Packing Information
BUNDLE PACKAGE
WOODEN CASE
PLASTIC PACKAGE
Product detail pictures:



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