Haitima Corporation
Haitima Corporation was founded in 1984 with capital two million U.S. dollars. Through the years, "perfection" has been the only goal we pursue.
In order to satisfy customers, with continuous efforts, we are working towards perfection through a quality assurance system, which has given us the ISO 9001.
Our pipe mill high frequency straight line welding pipes and has an annual output ability of 200 thousand tons.
The equipment facilities boasts of 7 sets of straight line welding machines and 1 set of dip galvanizing machine. 1,600mm, on - line ultrasonic testing device, off - line ultrasonic testing device, plain ends and beveling ends machine, hydraulic pressure testing machine as well as necessary mechanics experiment, physical and chemical analysis equipment and so on.
Our products include high frequency straight line steel pipes ranging from Ø21.3mm to Ø340mm, galvanized welding pipes of various size, rectangle section pipes ranging from 15 x 15mm to 150 x 150mm and expressway insulation steel plates.
Executive standards: National, British standard BS1387 - 85 (screwed and socketed steel tubes and tubulars and for plain end steel tubes suitable for welding or for screwing to BS21 pipe threads), BS EN10240: 98 (internal and / or external protective coatings for steel tubes - specification for hot dip galvanized coatings applied in automatic plants), BSEN39: 2001 (Loose steel tubes for tube and coupler scaffolds - technical delivery conditions), American standard ASTM A53 (pipe, steel, black and hot - dipped, zinc - coated, welded and seamless), ASTM A252 (welded and seamless steel pipe piles), Germany standard DIN2440, DIN2441 and Australian standard AS1163 - 1991, API SPEC 5CT. API SPEC 5L, A106, A335, A179, etc.
All these steel pipes are suitable for the industries of petroleum, natural gas, shipbuilding, chemical, environmental protection, boiler, water conservancy, electrical industry, steel structure, building and other such related fields.
Haitima pipe can produce welded stainless steel mechanical tubes according to the standards of ASTM A554, JIS G3446, ASTM A269 / A249 / A270, etc. We have full range of products specifications and various kinds with different surfaces (180grit, 220grit, 240grit, 320grit, 400grit, 600grit, HL, MF). The products are mainly applied for machinery, medical fitness equipment, electroplating, dyeing, trains, cars, bicycles, furniture and other mechanical components and structural pieces, also applied for decoration - finish.
After bright annealing, tubes are free of magnetism, have average metallographic structure. The inside polish can reach 600grit with the imported inside line polishing machine. We can produce according to standards and customers' requirements. The products are mainly applied in the Bioengineering industry, food industry, pharmacy, pure water industry, electronic engineering industry, fibre industry, chemical industry, paper making industry, beer brewing industry, high purified gas industry, cosmetic industry, etc.
We are dedicated to provide our customers with best service of every aspect. We strongly believe, that the friendship and trust given by our customers, is the great treasure we have.

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