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Duplex and Super Duplex Pipes and Tubes
    Publish time 2021-04-12 14:24    
Duplex and Super Duplex Pipes and Tubes

We offer a wide range of high quality duplex pipes, which are known for their durability and corrosion resistance features. Our range of duplex steel pipes is available in various specifications, shapes and sizes. Designed with precision, these duplex pipes are used for various industrial and commercial purposes. Owing to our expertise in this field, we are also capable to meet the customized requirements of our clients.
Standard:  ASTM/ASME A/SA789, A/SA790, A/SA928, DIN17456/17458, EN10216-5. After negotiation, we can supply pipe with customers’ requirement. 
Material Grade: UNS S31500, S32304, S31803, S32205, S32750 and S32760 etc, other grade can also be provided after consulting with customers.

Size Range:

Stainless Steel    Seamless Pipe

ASTM A789/A789M: OD: Φ12.7mm-Φ203mm;    WT:0.5mm-6.35mm

ASTM A790/A790M: OD: Φ6mm-Φ325mm;    WT:0.5mm-30mm

 

Stainless Steel    Welded Pipe

ASTM A789/A789M: OD:    Φ12.7mm-Φ203mm; WT:0.5mm-4.0mm

ASTM A790/A790M: OD:    Φ10mm-Φ2000mm; WT:0.5mm-40mm
(OD≤630mm    for single seam; OD>Φ630mm For    circumferential seam) 

ASTM A928/A928M: OD:    Φ10mm-Φ406mm; WT:0.5mm-10mm