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Address: 22nd Floor, Royal Wing Tower, Long Champ International Building, No.9 Xiangfu Road, Changsha, Hunan, China, PC: 410116

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API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE)

API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE)

Keywords :API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE)        Update : 2020-11-04        View(s) : 1

API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE) Outside   Diameter   Wall   Thickness   FOB   TIANJIN Outside   Diameter   Wall   Th...

straight seam steel pipe

Welding technology and production method of large-diameter straight seam steel pipe

Keywords :straight seam steel pipe        Update : 2020-11-04        View(s) : 802

1. Control of the weld gap The strip steel is sent to the welded steel pipe unit, after rolling by multiple rollers, the strip steel is gradually rolled up to form a round tube blank with an open gap, and the reduction of the squeeze roller is adjusted to control the weld gap to 1~3mm, A...

China’s daily crude steel output hits record high

China’s daily crude steel output hits record high

Keywords :China’s daily crude steel output hits record high         Update : 2020-10-30        View(s) : 1

China’s crude steel output hit an all-time high on a daily rate basis in September at 3.085 million mt/day, which annualizes to 1,126 million mt, S&P Global Platts calculated based on National Bureau of Statistics data released Oct. 19.   Based on Platts’ estimated crude steel capacity ...

Measuring method of end cut of steel pipe

Measuring method of end cut of steel pipe

Keywords :Measuring method of end cut of steel pipe        Update : 2020-10-29        View(s) : 738

Long-distance oil and gas pipelines are connected by a large number of single steel pipes. To facilitate the on-site butt joint construction, the steel pipe manufacturer needs to machine the designed welding groove and blunt edge on the pipe end of each steel pipe and ensure the cutting accuracy...

The anti-corrosion structure and advantages of 3PE anti-corrosion steel pipe

The anti-corrosion structure and advantages of 3PE anti-corrosion steel pipe

Keywords :The anti-corrosion structure and advantages of 3PE anti-corrosion steel pipe        Update : 2020-10-28        View(s) : 782

1. Anti-corrosive structure of 3PE anti-corrosive steel pipe 3PE anti-corrosion generally consists of three layers: the first layer of epoxy powder (FBE>100um), the second layer of adhesive (AD) 170~250um, and the third layer of polyethylene (PE) 2.5~3.7mm. In actual operation, the th...

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