· Weld Neck Flanges also known as WN flanges have a long tapered hub [2016-02-24 HITS：11]
Weld Neck Flanges also known as WN flanges have a long tapered hub and are often used for high pressure applications [READ]

· Flange Connection Method [2016-02-20 HITS：75]
Hebei Shengtian Pipe Fitting Group Co.,Ltd is mainly produce pipe fittings flanges [READ]

· The Type Of Flanges [2016-02-20 HITS：18]
Hebei Shengtian Pipe Fitting Group Co.,Ltd is mainly produce pipe fittings flanges. [READ]

· Lap Join Flange [2016-02-17 HITS：36]
Lap joint flanges also known as loose flanges are used flanging steel rings [READ]

· Threaded flanges [2016-02-17 HITS：8]
Threaded flange is processed the inside hole of the flange into NPT thread [READ]

· Steel pipe Trend in 2016 [2016-02-16 HITS：20]
Steel pipe Trend in 2016 [READ]