Welcome to Steel Blind Flange,Steel Blank Flange,Steel Flange Cap
Contact UsMarket News
![What is A234 WPB steel pipe fittings?](https://thepipefitting.com/wp-content/uploads/2016/02/a234-wpb-steel-pipe-fittings.jpg)
What is A234 WPB Steel pipe fitting?A234 WPB steel pipe ...
What is A234 WPB steel ...
![Tees of steel pipe fittings](https://www.haihaopiping.com/wp-content/uploads/2016/02/flanged-pipe-tees.png)
Tees of steel pipe fittingsTee is one kind of pipe fitti ...
Tees of steel pipe fit ...
![steel flange joint and steel flange sealing surface types](https://www.haihaopiping.com/wp-content/uploads/2015/11/groove-tongue-flanges.jpg)
Flange joint with bolts and nutsFlange joint consist of ...
steel flange joint and ...
![Japanese steel makers are facing whammy](https://www.blind-flange.com/wp-content/themes/white-blue-theme/images/example-image.jpg)
Japanese steel mills are facing a decreased situation be ...
Japanese steel makers ...
![Brazil starts antidumping probe on imports of Chinese seamless steel pipes](https://www.haihaopiping.com/wp-content/uploads/2015/09/Chinese_carbon_seamless_steel_pipe.jpg)
Brazil’s national foreign trade ministry, Mdic, has ope ...
Brazil starts antidump ...
![Jiangsu Yulong steel pipe start the mill construction in Nigeria](https://www.haihaopiping.com/wp-content/uploads/2015/09/jiangsu-yulong-steel-pipe-start-the-mill-construction-in-nigeria.jpg?resize=640%2C461)
Yulong steel pipe company is one of the biggest steel pi ...
Jiangsu Yulong steel p ...
![Long product price were hiked by Indian steel mills](https://www.blind-flange.com/wp-content/themes/white-blue-theme/images/example-image.jpg)
At last the suspense over price changes in long product ...
Long product price wer ...
![Chinese H beam export prices was stable](https://www.haihaopiping.com/wp-content/uploads/2015/04/h-beam-300x225.jpg)
It is reported that China’s export prices of H beams rem ...
Chinese H beam export ...
![Whether it will be in M&A deepens fortress-Hollande](https://www.blind-flange.com/wp-content/themes/white-blue-theme/images/example-image.jpg)
Takeovers of French companies had become even less desir ...
Whether it will be in ...
News
Recent News :
Our Markets
haihao has been a professional supplier of pipes,fittings and flanges, serving the world industry piping since 1982.
![oil and gas industry](https://www.blind-flange.com/wp-content/themes/white-blue-theme/images/oil-pipeline-construction.jpg)
as a leading manufacturer,stockist and supplier, our knowledgeable and experienced technical team can understand well
what you need . help you find the best solution for your regular and specific requirement.
contact us
Our VISION:
“Serving the world flowing! Aiming to be the best in the field! Improving level of “Made in China”!”
Our References
![haihaogroup-reference](https://www.blind-flange.com/wp-content/themes/white-blue-theme/images/haihaogroup-reference.jpg)