DN350 A790 UNS 31803 EFW PIPE
Duplex Welded Pipe Distributor
Good duplex stainless steel weld pipe supplier, distributor, stockholder Zizi supplies DN350 Sch10S 6m Length ASTM A790 UNS 31803 EFW Pipe for UK.
As we know Duplex stainless steel offers excellent resistant to corrosion and very high mechanical strength. The high corrosion resistance of duplex stainless steel ensures significantly more uptime than carbon steels and conventional stainless steels, while the mechanical strength allows for lighter constructions, more compact system design and less welding.
UNS 31803 EFW Pipe Dimensions
Size: DN350
Thickness: Sch 10S
Length: 6000mm
Standard: ASTM A790
UNS 31803 EFW Pipe Dimensions
EFW Pipe Manufacturing Process
Inspection
Inspecting UNS 31803 Welded Pipe according to ASTM A790 Standard.
QA/ QC person visual check surface and marking, and measure the diameter, thickness.
Third party inspection: BV, SGS, LR, DNV, ABS and Stamp the mill test certificate.
ASTM A790 UNS 31803 Chemical Composition
| C | Mn | P | S | Si | Cr | Ni |
|---|---|---|---|---|---|---|
| 0.08 | 1.6 | 0.004 | 0.003 | 0.8 | 21 | 11 |
ASTM A790 UNS 31803 Mechanical Properties
| Tensile Strength | Yield Strength | Elongation |
|---|---|---|
| 650 – 850 (Mpa) | 310 (Mpa) | 40 (%) |
Schedule 10S Welded Pipe
Surface Treatment
All duplex stainless steel pipes are pickling and solution heat treatment before delivery.
Duplex Stainless Steel Pipe Specification
| Standard | ASTM A554, A249, A269 and A790 |
|---|---|
| Size | 1/8 to 30 inch |
| Type | Seamless and Welded |
| Thickness | Sch 10s, 20, STD, 40S, XS, 80S, 160, XXS |
| Duplex Stainless Steel | S 31803, S 32205,S 32550, S 32750, S32760 |
Super Duplex Stainless Steel Pipes
Package
Packed DN350 UNS 31803 EFW Pipe with plastic end caps and in bundles.
Duplex Steel Pipe and Fittings
Shipping
Delivery port: Shanghai, Tianjin, Qingdao
Lead time: 10 days are ready to deliver
Shipment: LCL, 20GP, 40GP, Air, Courier
Document: CI, PL, CO, BL, MTC
Certificate: CE, ISO, TEST REPORT
Export Country
Asia: Vietnam, Singapore, Thailand, Indonesia, Malaysia, Philippines, Kazakhstan.
Africa: Nigeria, Madagascar,Ghana, Kenya, Angola, Tanzania, South Africa.
Middle East: Saudi Arabia, Qatar, Israel, Egypt, Oman, Yemen, Jordan, Lebanon.
Latin America: Uruguay, Peru, Chile, Brasil, Ecuador, Colombia, Argentina, Paraguay
Oceania: Papua New Guinea, Australia, New Zealand, Solomon Islands, Fiji.
Europe: Greece, UK, Poland, Ukraine, France, Spain, Portugal, Norway, Sweden
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