Founded in 1986, Zhejiang Dewei Stainless Steel Pipe Industry Co.,Ltd. is a professional manufacturer of welded stainless steel pipes & tubes and fittings. Dewei is located at Jiaxing, Zhejiang province with about 120 KM away from PVG (Shanghai Pudong International airport), 88KM away from SHA (Shanghai Hongqiao Airport),100KM away from HIA (Hangzhou International Airport).
 
With registered capital of 100.3 million RMB and total investment of 350 million RMB, with an annual production capacity of 50,000 tons and  sales reached 1500 million RMB by 2015.

The production of Dewei not only complies with domestic quality-related certificates, such as GB, HG and SH; it also follows international standards, such as ISO,DIN,ASTM,EN, and JIS. Currently, Dewei has been certified with API Spec Q1, API Spec 5LC, ASME and PED, and Dewei has submitted the documentation for the application of CCS, BV, LR,DNVGL, ABS.
 
Dewei has introduced the JCO welding production line , multiple sets of single sided and  double sided German plasma, submerged arc welding  equipment. Dewei can produce the welded stainless steel pipe and tube with single straight seam (O.D.6-914mm, wall thickness from 0.5mm to 60mm), double straight seam (O.D.630-1524mm, wall thickness from 2mm to 80mm), and circular seam  (above O.D.630mm, wall thickness from 2mm to 100mm).

Dewei's main stainless steel grades are: Ni-Alloy (N08904,N06600,N08825,etc.),Duplex(S32750,S31803,S3225,etc), Austenitic (310S,309S,316L,321,304L,304, etc.), Copper Nickel Alloy (C70600,C70630) and Ferritic (430,409L etc) and other special materials (6Mo,S30815,253MA).
  
Looking forward to building and developing long-term cooperation with mutual benefits.