Tianjin Yanfeng Machinery Co., Ltd. (Yanfeng for short) located at No. 2, Hualong Road, Hedong District, Tianjin, China, is a high-tech enterprise. specialized in design, R&D and manufacture of spiral welded pipe ...

Pipes Spiral Line: Size Range: 20" to 120" Wall Thickness: 5.6 to 25.4 mm Type of Weld: Spiral Double Submerged Arc Welding (SDSAW) Capacity: 300,000 MT/year Application: Oil, Gas and Water Transmission Line Pipe ...

Hebei Smart Steel Pipe Mill Co.,Ltd. is located in Cangzhou, a beautiful ancient city,which is 200km away from the capital-Beijing and nearby Bohai Economic Zone and 120km away from Tianjin Port, and 20km to Jinghu ...

Pipes Spiral Line: Size Range: 20" ‎to 120" Wall Thickness: 5.6 ‎25.4 mm Type of Weld: Spiral Double Submerged Arc Welding (SDSAW) Capacity: 300,000 MT/year Application: Oil, Gas and Water ...

spiral steel pipe machine ,hot-rolled, hot-expanded as well as the hot- sinking mill equipment. the annual production capacity reaches 200000T , the quantities of export is 80000T per year . our company is generally ...

Our company mainly produces drilling tools: square and hexagonal kellys,heavy weight drill pipes,spiral heavy weight drill pipes,non-magnetic intergral heavy weight drill pipes,all kinds of drilling collars,lifting ...

WE SELLS H-beam production line,Spiral welded pipe unit,Tube mill,Slitting line and cut-to length line,Cold formed steel production ...

mills of "20-89" and "20-114" types to improve significantly their productivity, extend their size range and improve tube quality The technology of making spirally welded thin-walled tubes of carbon and ...

spiral steel pipe machine ,hot-rolled, hot-expanded as well as the hot- sinking mill equipment. the annual production capacity reaches 200000T , the quantities of export is 80000T per year . our company is generally ...

spiral steel pipe machine ,hot-rolled, hot-expanded as well as the hot- sinking mill equipment. the annual production capacity reaches 200000T , the quantities of export is 80000T per year . our company is generally ...

Our factory Is one of the largest steel pipe mill in china. Possessing the biggest seamless and the hot-rolled steel pipe equipment. The Scale and benefit is the top of his profession. We have four company including ...

pipe industry. We adopt AC-cu-Roll and ASSEL pipe mill, 60 and 140 punch mill and cold-draw mill to produce F60-F820 seamless pipe with advanced automatic control system and on-line quality testing system to ensure ...

The company owns a full range of drilling tools production lines, of which are deep-hole drilling and boring machine,11m ordinary lathe ,the frequency of heat treatment production lines ,spiral milling machine tools, ...

mill and supplier in south of China . We are specialized in the supply of seamless steel pipe,API 5CT /5L steel pipe,, steel pipes such as: spiral steel pipes, ERW/SAW steel pipes, hot-dipped galvanized steel pipe, ...

Our Products: 1. High frequency welded h-beam lines 2. Spiral welded pipe units 3. High frequency welded straight seam tube mills 4. Supplement machinery for tube mills 5. Slitting lines and cut-to length ...

pipe, spiral-welded pipe, stainless steel pipe, cold-rolled forming mill and the auxiliary equipment. After more than ten years' growth, Zhonghui has become a high-tech modern enterprise that integrates R&D, ...

CANGZHOU SHENLONG PIPE MANUFACTURING CO.,LTD is a large Chinese corporation. We produce seamless steel pipes, spiral pipes, weld steel pipes and pipe fittings for more than six years. We are the largest seamless and ...

Our company mainly produces drilling tools: square and hexagonal kellys,heavy weight drill pipes,spiral heavy weight drill pipes,non-magnetic intergral heavy weight drill pipes,all kinds of drilling collars,lifting ...

Spiral Welded Steel Pipe, and welding processing for Ship building, Ship repairing, Pressure vessel, LPG/ LNG Tanker/ Cylinder, Steel frame Building, Steel Bridge, Steel prefabrication, Heavy Machinery, Boiler, Oil Pipe ...

CANGZHOU KTD STEEL PIPE CO., LTD is a professional seamless pipe manufacturer.we produces various size of galvanized carbon steel pipe , spiral steel pipe, cold drawn steel pipe, hot expand steel pipe and others! As ...