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Co-working Developing Co.,Ltd is the Co-working Group's subsidiary, specialize on manufacture steel pipeline in China.The Tianjin office opened in 2007 as a representative office is today a fully operational co***ny to suit the development of the international market.
We are an integrated enterprise which manufature steel pipe, flanges, pipefittings and other dozens of product. There are 5 cooperative factories belonging to us. At present, five factory involving regional respectively refers carbon steel pipe , stainless steel pipe, carbon steel pipefittings,flanges,steel soil and so on.Our co***ny is to develop into a product diversification. Operated numerous venues. Tens of millions of ultra-turnover group.
Our steel pipe factory put into production in 2008, total investment of 940 million Yuan, and covers an area of 200 acres. There are 500 staff currently. The area of the building is 100,000 square meters. Our co***ny is one of the largest professional manufa-cturers of seamless steel tubes in Hebei Province. The main products are all kinds of specification of tubes, such as oil pipeline tubes, casing tubes, GB8162 structure tubes, GB8163 liquid tubes, GB3087 low-middle pressure boiler tubes, GB5310 high pressure boiler tubes, and GB6479 special fertilizer tubes, Etc. All are produced according to standard API5L or API5CT. The annual production capacity is 300,000 tons. we can offer our clients such as seamless carbon steel pipe with Outside Diameter Range of pipes is from 140-273mm(5inch-10inch), and Wall Thickness Range is from 6-40mm(SCH,STD,XS). With Accu-Rolled seamless steel pipe production line, major manufacturing process includes: Taper Boring, Accu-Rolling and Three Roll Mini Tension Reducing process.The above process assures exactly sizing, also keeps high quality on internal and external surfaces.
Equipped with online ultrasonic ***ection system£¬ eddy current ***ection system, magnetic leakage ***ection system; Also equipped with automatic length measuring, weighting, marking system;
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| Company: |
Co-working Developing Co.,Ltd
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| Contact: |
Mr. Frank Ren |
| Address: |
2-2702 JIncai Apartment,Da gu nan Road No.495,Hexi District |
| Postcode: |
300200 |
| Tel: |
86-022-83835857 |
| Fax: |
86-022-83833580 |
| E-mail: |
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