Beijing Silk Road Enterprise Management Services Co.,LTD
Place of Origin: | China |
Brand Name: | RT Welding Metal |
Certification: | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
Model Number: | S31803, S32750, S32760 |
Minimum Order Quantity: | Negotiation |
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Price: | Negotiation |
Packaging Details: | product specifications |
Delivery Time: | 5-7 working days |
Payment Terms: | T/T, L/C at sight |
Supply Ability: | according to client requirements |
Material Grade: | S31803, S32750, S32760 | Standard: | ASTM A789 / ASTM A790 / ASTM A928 |
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Certificate: | ISO9001 | DNT: | ET,UT,PT,HT |
Third Party Inspection: | BV,SGS,ASP | Model: | S31803, S32750, S32760 |
High Light: | coated carbon steel pipe,cold drawn seamless steel tube |
Duplex Stainless Steel Pipe ASTM A789 / ASTM A790 / ASTM A928 S31803, S32750, S32760, 660*9.53*6000MM
we deal with stainless steel seamless pipe and tube already more than 10 years, every year sell more than 80000 tons of stainless steel seamless pipe and tube. Our client already cover more than 45 countries. Our stainless steel seamless pipe and tube was width used in Mining, Energy, Petrochemical, Chemical Industry, Food plant, Paper plant, Gas and Fluid Industry etc.
ANSI B16.10: B16.19 SCH 5S, SCH 10S, SCH 20, SCH 30, SCH 40S, SCH 60, SCH80S, XS, SCH 100, SCH 120, SCH160, XXS
Standard Specification:
ASTM A249 / A249M - 10a Standard Specification for Welded Austenitic Steel Boiler, Superheater,
Heat-Exchanger, and Condenser Tubes
ASTM A269 - 10:Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing
for General Service
ASTM A312 / A312M - 12:Standard Specification for Seamless, Welded, and Heavily Cold Worked
Austenitic Stainless Steel Pipes
ASTM A358/A358M-08a:Standard Specification for Electric-Fusion-Welded Austenitic
ASTM A778 - 01(2009)e1:Standard Specification for Welded, Unannealed Austenitic Stainless
Steel Tubular Products
ASTM A789 / A789M - 10a:Standard Specification for Seamless and Welded Ferritic Austenitic Stainless Steel Tubing for General Service
ASTM A790 / A790M - 11:Standard Specification for Seamless and Welded Ferritic Austenitic Stainless Steel Pipe
Others like BS, JIS , DIN , EN , GOST standard we all can supply .
Size Range:
Production | Outside Diameter | Wall Thickness |
Welded Pipe | 6.00mm to 3600mm | 0.5mm to 48mm |
Standards: ASTM/ASME A789/SA789, A790/SA790, A928,A450,A530
Material: UNS S31803(Cr22Ni5Mo3/1.4462)/2205,UNS S32750(1.4410),UNS S31500(Cr18NiMo3Si2),
UNS32760(1.4501)
DUPLEX STEEL PIPE & TUBE | OD Range | Wall Range | Max. | |||||||||
S=Seamless W=Welded |
AW=Average Wall Thk. MW=Min. Wall Thk. |
Length | ||||||||||
Specifications | Material Grade | inches | mm | inches | mm | ft. | m | |||||
A/SA-789 | Seamless and Welded Ferritic | S31803 | S32205 | S31500 | 0.25 | 6.35 | 0.02 |
0.508 AW/ MW |
80 | 25 | ||
Austenitic Stainless Steel Tube | S32750 | S32760 | S32304 | TO | TO | TO | TO | |||||
U-Bending Available | 6 | 152.4 | 0.5 | 12.7 | ||||||||
A/SA-790 | Seamless and Welded Ferritic And | S31803 | S32205 | S31500 | 0.25 | 6.35 | 0.02 |
0.508 AW/ MW |
80 | 25 | ||
Austenitic Stainless Steel Pipe | S32750 | S32760 | S32304 | TO | TO | TO | TO | |||||
3600 | 2.5 | 63.5 | ||||||||||
A/SA-928 |
Ferritic/ Austenitic (Duplex) Stainless Steel Pipe |
S31803 | S32205 | S31500 | 0.25 | 6.35 | 0.02 |
0.508 AW/ MW |
80 | 25 | ||
Electric Fusion Welded with | S32750 | S32760 | S32304 | TO | TO | TO | TO | |||||
Addition of Filler Metal | 3600 | 2.5 | 63.5 |
Chemical Composition
Grade |
C max |
Si max |
Mn max |
P max |
S max |
Cr | Ni | Mo | N |
UNS S32750 | 0.030 | 0.8 | 1.2 | 0.030 | 0.015 | 24.0-26.0 | 6.0-8.0 | 3.0-5.0 | 0.24-0.32 |
UNS S32760 | 0.050 | 1.0 | 1.0 | 0.020 | 0.030 | 24.0-26.0 | 6.0-8.0 | 3.0-4.0 | 0.20-0.30 |
UNS S31803 | 0.030 | 1.0 | 2.0 | 0.020 | 0.020 | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.20 |
Physical Properties
Grade | Y.S.MPa min | T.S.Mpa min | Elongation % | Hardness HRC |
UNS S32750 | 550 | 800 | 15 | 20 |
UNS S32760 | 550 | 750 | 25 | 20 |
UNS S31803 | 450 | 620 | 25 | 20 |
Duplex Stainless Steel Pipe Application:
Chemical processing, Transport and Storage.
Oil and gas exploration and offshore rigs.
Oil and gas refining.
Marine environments.
Pollution control equipment.
Pulp and paper manufacturing
Chemical process Plant