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  Haihao Group attended in CIPPE

  2019-04-09 9:30:58 Views:2725
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  What is the advantage of stainless steel elbows?

  2019-04-04 6:24:21 Views:9069
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  Pipe fittings with high strength sunscreen and anti-corrosion coating finished in Haihao Group

  2019-04-03 8:32:00 Views:2412
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  What is an anchor flange?

  2019-04-01 9:06:46 Views:7317
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  Introduction of reducing flange

  2019-03-29 8:02:31 Views:2975
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  A good chance for your piping products order

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  Haihao Group will attend NEFTEGAZ 2019

  2019-03-22 8:37:07 Views:2529
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  HEBEI HAIHAO GROUP will attend the 8th Tube China

  2018-08-28 1:23:34 Views:2378
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  Water reclamation plant with cement lining

  2018-08-23 2:46:04 Views:2726
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  ASTM A179 Boiler Pipe

  2018-08-02 9:04:21 Views:2635
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  Haihao Group offer excellent piping solutions for sewage treatment project in Iraq

  2018-07-26 1:05:54 Views:2290
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  Hydrostatic test for pipeline

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  The definition and advantage of 3PE

  2018-07-09 6:43:36 Views:2682
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  Our company estimate the impact of new investigation from US

  2017-12-14 3:38:55 Views:2777
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  US start antidumping investigation of stainless steel flanges from China

  2017-12-12 8:05:27 Views:2614
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  How to use ASTM A403 WP321H steel pipe fitting?

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  What is ASTM A403 WP321H steel pipe fitting?

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  How to use ASTM A403 WP321 steel pipe fitting?

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  What is ASTM A403 WP321 steel pipe fitting?

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  What is the difference between stainless steel ASTM A403 304 304L 304H pipe fitting?

  2017-09-25 6:31:42 Views:5334