Founded in 1986, Zhejiang Dewei Stainless Steel Pipe Industry
Co.,Ltd. is a professional manufacturer of welded stainless steel
pipes & tubes and fittings for industrial applications. Dewei
is located at Jiaxing, Zhejiang, China, with about 120 KM away from
PVG (Shanghai Pudong International airport), 88KM away from SHA
(Shanghai Hongqiao Airport),100KM away from HIA (Hangzhou
With registered capital of 100.3 million RMB and total investment
of 350 million RMB. Dewei has an annual production capacity of
50,000 tons and sales of 1500 million RMB by 2015.
The production of Dewei not only comply 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. Dewei has submitted the documentation for the review
of CCS, BV, LR,DNVGL, ABS.
Dewei has equipped with JCO welding production line , ￠630
automatic continuous production line, multiple sets of single sided
and double sided German plasma, submerged arc welding equipment.
Dewei can produce the welded stainless steel pipes or tubes with
single straight seam (ф6-ф914, wall thickness from 0.5mm to 60mm),
double straight seam (ф630-ф1524, wall thickness from 2mm to 80mm),
and circular seam (above ф630, wall thickness from 2mm to 100mm).
Dewei’ s main stainless steel grades are: Ni-Alloys
Austenitic Stainless Steel (310S,309S,316L,321,304L,304
etc ), Copper Nickel Alloy (C70600,C70630) and Ferrite (430,409L etc) and
other special material (254SMO,S30815,253MA).
We also produce and supply seamless and welded fittings (elbows, reducers, tees, bends, stubs) for different applications.
Looking forward to building up and developing long-term cooperation
with mutual benefits.