Industry Information

Update June 22, 2018

ASTM A234 WPB equal tee and reducing tee

Pipe tees are common used fittings, there are three bores. Due to outside diameter’s difference, there are equal tees & reducing tee. These butt weld tees are widely used in many industries,such...

Update June 22, 2018

The process of LSAW pipe

Longitudinally Submerged Arc Welding（LSAW）pipe is used for low pressure liquid delivery, such as water, gas and oil. Pipe mill make steel plate in the mold or molding machine pressure into using...

Update June 21, 2018

2 types of pipe fittings reducer

Butt weld reducers are pipe fittings that are widely used in a number of industries in order to providing greatest connection flexibility in connecting fractional tubes in various installations....

Update June 12, 2018

weld neck flange and long weld neck flange

Weld neck flange and long weld neck flange are similar. They all have neck. But the neck of long weld neck flanges are longer than weld neck flange. A weld neck flange is a type of flange which is...

Update June 12, 2018

Butt weld elbow ANSI B16.9

Cangzhou Hengjia Pipeline Co.,Ltd is a professional factory which focus on butt weld fittings made of various materials, including carbon steel, alloy steel and stainless steel. Pipe elbows are a...

Update June 12, 2018

different standards of forged flanges

HENGJIA PIPELINE is a professional manufacturer of high quality forged flanges with different standards, including DIN, EN, ASME, GOST, JIS etc. Flange types are available as "weld neck", "slip-on",...

Update June 08, 2018

Choose the right storeroom for seamless and welded steel pipes

Cangzhou Hengjia Pipeline Co.,Ltd remind you of the conditions for seamless and welded steel pipes to be stored, pls kindly noted below 1) your warehouse where seamless and welded pipes are stored...

Update June 06, 2018

classification of forged flanges and usage

The classification of flanges 1. The material is divided into carbon steel, alloy steel, stainless steel etc 2. According to manufacture standard, flanges can be divided into GB, ASTM, DIN, JIS, EN...

Update June 06, 2018

Many methods of pipe fittings processing

Butt weld pipe fittings include many kinds of products, such as elbows, tees, reducers, bends, caps etc. These products have a wide usage, such as petrochemical industry, natural gas, shipbuilding,...

Update June 02, 2018

the classification of pipe fittings ASME B16.9

There are 4 basic steel pipe fittings in ASME B16.9 1. Elbow According to the radius, devided into LR, SR, 3D. Where LR=1.5D. SR=1.0D. According to the angle, devided into 45 degree, 90 degree, 180...