Industry Information

Update September 05, 2018

Bangdong Technology : Difference between ERW Pipes, SSAW Pipes and LSAW Pipes

Difference between ERW Pipes, SSAW Pipes and LSAW Pipes Seamless steel pipes are mainly used in oil pipeline and gas pipeline, but seldom used in oil pipelines with long-distance. Most long distance...

Update September 05, 2018

What is the different between 304 stainless steel pipe and 321 stainless steel pipe?

What is the difference between the 304 stainless steel pipe and the 321 stainless steel pipe? There is a link between the 304 stainless steel pipe and the stainless steel that is produced according...

Update September 05, 2018

The US will impose 40% high countervailing duty on steel pipes imported from China

Worldwide Pipe & Supply stocks & supplies Seamless High Yield Carbon Pipe . We will help you get the materials you need to complete your project on time and on budget.Because we supply Api 5l...

Update September 04, 2018

Bangdong pipe fittings in the English table

Elbow elbow Reducing elbow reducing elbow Elbow with base elbow k Elbow elbow long radius elbow Short elbow short radius elbow Long 180 ° elbow long radius return Short 180 ° elbow short radius...

Update September 04, 2018

Bangdong technogoly provide large diameter seamless steel pipes

We supply a full range of Large diameter seamless steel pipe schedules ranging from Sch 5 thru Double Extra Heavy, we deliver Large diameter seamless steel pipe with Exceptional sizes & Quality....

Update September 04, 2018

Bangdong Advice : Pipe fitting classification and purchase precautions

First, the classification of pipe fittings 1, connector class Rigid joint flexible joint flexible joint inner wire joint outer wire joint inner and outer wire joint monofilament joint double wire...

Update September 03, 2018

Bangdong Technology : The Differences Between Finished, Cold Drawn, and Honed Pipes

Seamless Steel Pipe Plant News The difference between the finish rolling tube, the cold drawing tube and the honing tube The processing equipment of the finishing tube is the “steel tube cold rolling...

Update September 03, 2018

why pipes with steel stamps

Recently, there are many new customers who would like to ask why the netizens' stainless steel pipes should be stamped with steel stamps. Today, we have a stainless steel Xiaobian to explain why...

Update September 03, 2018

knowledge about spiral welded and Straight seam welded steel pipes

Spiral steel pipes are made by steel coil, extrusion forming under the normal temperature, then taken the technology of double wire and double-faced submerged-arc welded. During molding process of...

Update August 31, 2018

knowdge of Flanged all-welded ball valve

Flanged all-welded ball valve steel is a good energy-saving environmentally friendly products, which features the valve when the internal leakage of leakage can be achieved "zero leakage" state, can...