Hebei Haihao High Pressure Flange Pipe Fitting Group Co.,Ltd
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Introduction of spiral wound gasket
Flange gaskets:non-metallic gaskets,semi-metallic gaskets,metallic gaskets
Types of flange gasket-graphite gasket,metallic gasket,spiral wound gasket
Flange isolation gasket kits-Type D, E, F,O
Introduction of flange insulation gaskets and insulation kits
Interseal 670HS,Intergard 475HS and Interthane 990 used on the flanges coating
Comparison between slip on ring lap joint flange and butt welding ring lap joint flange
What is an anchor flange and how to use it
Difference between butt welding flanges with neck and plain welding flanges with neck
What is a socket welding flange (SW flange)?
Haihao Group will attend NEFTEGAZ 2019
How to use the ASTM A350 LF2 flange?
What is ASTM A350 LF2 forged steel flange?
ASTM A350 LF2 Forged Steel Flange
What is ASTM A105N flange?
ASTM A105N steel flanges
What is ASTM A105 steel flange?
ASTM A105 steel flange
The introduction about forged steel blind flange and plate cut blind flange
Precision tubes order for GPC are inspected in Haihao Group
Haihao Group will attend the 17th Russia International Oil and Gas Equipment and Technology Exhibition
JIS B2220 5K Weld Neck Flange
New Tube sheets for heat exchangers are going to finished in Haihao Flange Factory
What is the difference between working,burst and proof test pressure
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