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Latest News
  • 2018-05-07GB/T 8162 35CrMo steel pipe
  • 2018-05-04GB/T1591 Q345B High Strength Structural Steel Plate
  • 2017-10-17OD: 10.3mm-965.2mm, SAE1020 seamless steel pipe supplier
  • 2017-10-17Cheap price high quality 430 stainless seamless steel pipe in FOB
  • 2017-10-17Seek good supplier of S235J0WP seamless steel pipe/ tube
  • 2017-10-17Bebon factory stock 10000 tons S235J0WP steel pipe for seamless per month
About Bebon International
Henan BEBON international co.,ltd located in zhengzhou ,henan province of china. Since it was established in 2008, Henan BEBON has earned an outstanding reputation for its professional exporting shipbuilding steel.About the products,we mainly specialized in steel products for shipbuilding which have been approved by some authoritative classification societies,likeLR,BV,ABS,DNV,GL and so on.
Seamless steel pipe
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  • API 5L X70 Seamless Steel Pipe
    API 5L X70 Seamless Steel Pipe
  • API 5L X 70 steel pipe
    API 5L X 70 steel pipe
  • API 5L X 80 seamless steel pipe, Tanjin and Shanghai port in China
    API 5L X 80 seamless steel pipe, Tanjin and Shanghai port in China
Stainless steel pipe
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  • 304J1 stainless steel pipe
    304J1 stainless steel pipe
  • 304H stainless steel pipe
    304H stainless steel pipe
  • 321 stainless steel pipe
    321 stainless steel pipe
Welded steel pipe
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  • API 5L X65 Welded steel pipe
    API 5L X65 Welded steel pipe
  • API 5L X48 Welded steel pipe
    API 5L X48 Welded steel pipe
  • API 5L X48 Welded steel pipe application,API 5L X48 Welded steel pipe dimensions
    API 5L X48 Welded steel pipe application,API 5L X48 Welded steel pipe dimensions
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Product
  • Seamless steel pipe
  • Welded steel pipe
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  • API 5L X65 Seamless Steel Pipe,Asia Famous factory
  • API 5L GrA seamless steel pipe High rating supplier
  • API 5L X 80 seamless steel pipe, Tanjin and Shanghai port in China
  • API 5L Gr.B seamless steel pipe,Wall thickness 1.0mm-120mm
  • API 5L X 80 steel pipe
  • API 5L X 70 seamless steel pipe Specification supplied by BBN steel
  • High evaluation SAE1020 steel pipe ,SAE1020 seamless steel pipe
  • Good price L245NB Petroleum pipeline pipe
  • EN 10155 S235J0WP seamless steel tube
Service
Heat reatment introduction normalizing: heat the steel to above the AC3 or ACCM 30-50 C, holding for some time, put out from the furnace , and cool in air or by water, spray,wind. The Intent of this Technology is to make the grain in steel refine and carbide distribute uniformly. hardenning / quenching heats up the steel to critical temperature Ac3 (hypo-eutectoid steel) or Ac1 (hyper-eutectoid steel) above some temperature, keeps warm for some period of time. causes it completely or the partial austenite 1,than cool the steel quickly at the speed which is faster than the speed of critical cooling.

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