The butt welding pipe fittings(BW) are used to connect with pipes or fittings with a same size and same schedule butt welding ends.The ends of the butt welding pipe fittings are plain ends or bevel en...

A butt welding pipe fitting means a pipe fitting which has the connecting end for butt welding(bw).The butt welding pipe fittings are used to connect with pipes or fittings with a same size and same s...

Butt welding is one type of welding joint methods.In the butt welding process, the two parts of material put together parallel along a edge in one line.Butt welding joints could be done by a large mac...

Pipe end means the end types of steel pipes or steel pipe fittings, it decides the connection method of a steel pipe in a plumping or industry piping system. There are mainly four types of the pipe en...

Various pipe ends are used for different application and condition, it is very important to choose a suitable pipe end type when design the piping system.A pipe or fitting may have different type of e...

A grooved end joint is a mechanical connection,no welding,no thread.It is fromed with a grooved-end pipes,fittings or valves,and a victualic coupling (or Equal).The coupling comprises three parts:gask...

From 5th,May to 8th,May, Hebei haihao group showed our piping solutions products in the 21th Iran Oil & Gas Show in Tehran.
21th-iran-oil-gas-show-piping-solution-exhibition
With the invitation of...

Our company,Hebei Haihao Piping Group is specialized in the production of flanges,pipe fittings and steel pipes, not only in the regular size 1/2″ to 24″, we are also professional in the l...

Barred tee or pigged tee is a pipe fitting that is used in a pig launcher or receiver system in a piping system to ensure the pig could pass the branch safely.
Barred tee or pigged tee finished in Hai...

Our flanges and pipe fittings factory worked together and finished order production for Dubai project.After over 20 days hard working and strictly testing ,our factory finished the order production fo...

A weld neck flange (WN flange) means a flange has a neck for welding with the pipe,it is easily to recognized by their long tapered neck on the flange (The neck is also called hub in the weld neck fla...

A lap joint flange (loose flange) is a device which consist of two pieces,it looks like a weld neck flange together,and it is butt welded with the pipes,it also like a loose slip-on flange.
Lap join...

The 21th Iran oil show in Tehran is started,which held at 5-8,May,2016.
Hebei haihao group bring the sample products and company catalogues to the exhibition.We are in the hall 38th, booth No. 1738-1....

At the workshop of Hebei Haihao Flange Factory,the steel tube sheets are under the final packing.This tube sheet order is from our Mid-east customer and will be used for their new heat exchanger equip...

A tube sheet is usually made from a round flat piece of plate,sheet with holes drilled to accept the tubes or pipes in a  accurate location and pattern relative to one another.The tube sheets are use...

Hebei Haihao Group presented at the CIPE & CIPPE beijing in New China International Exhibition Center from 29th-31th May,showing our piping products and service for the oil & gas industry mark...

HEBEI HAIHAO GROUP is looking for Chinese into Farsi translator or English into Farsi translator for the 21st Iran International Oil,Gas,Refining,Petrochemical Exhibition .
Iran-oil-show
 
Period...

Hebei Haihao Group will take part in the 21st Iran International Oil,Gas, Refining And Petrochemical Exhibition. The exhibition will be held at 5-8 May 2016. As one of the most important steel piping ...