Our production sells to domestic and foreign depth user high praise , with a capacity of 300,000 MT pipes and 500,000MT fittings annually, with the exacting standards of quality and performance we have long...
1.Welding process maturity, each pipe have been pressure tested.
2.Corrosion work very well, to ensure product quality optimization.
3.The most reasonable price to trade the best quality products,...
The production flow of LSAW large-caliber thick-wall straight seam double-sided submerged are welding steel pipes is: firstly mill the edge of medium plate and put it into pressure forming device, form it into a...
HeBei YuanCheng Co.,Ltd is a main metallurgical enterprise of national class.Under the main plant ,there are the spiral pipe branch factory,hot-expanding steel tube branch factory,cold-drawn steel tube branch factory and seamless pipe branch factory.It has 200mu area and has 1500 staff,including 280 high-class engineers,28 semi-senior titled technicians and 32 technicians.The fixed asset is...
We supply you with kinds of steel pipes of different sizes: 1, Standard: ASTM, ASME, API, DIN, JIP, GB ect. 2, Sizes: 60.3mm-920mm 3, Wall thickness: 4mm-40mm 4, Length: 6m-12m 5, Delivery time: one month 6, Payment terms: L/C, T/T 7, Min.order: 10 tons 8, It used for energy, chemical and petrochemical industry as well as oil and gas industry. With our honesty heart, kindly service, good...
1.ASTM A53 ERW Steel Pipe 2.Size:1/2-24(21.34-609.6mm) 3.WT:2.77-20.62mm 4.Length:6-12m
ERW straight seam steel pipe
20~457mm(1/2inch~18inch) in theory
API SPEC 5L,ASTM,JIS,DIN ect.
less than 14m
Hot rolled and cold...
pipe seams. The spiral angle degree of the welding seam of spiral welded pipe is 50-75 degrees generally, therefore the spiral welded joint place resultant stress is 60-85% of that of the straight seam welded pipe....
pipe is generally higher than straight seam welded pipe. Larger diameter can be produced by narrow black with spiral weld seam. We can also produce it with different pipe diameter using the same width of black. But...
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