Steel Casing Thread Pipe Hoops

The process of our hollow threaded pipe includiing cutting, threading, heat treatment, welding and painting. Size from 5" to 18". The hardness of threading part could be 45/47 Rockwell C, so the life time of pipe could be double.

Steel Casing Thread Pipe Hoops

Casing tube it's a kind of hole we do inside the ground, and this hole must be lined with seamless steel pipe.sometimes we have holes with 40 meter deepest, and our maximum length of seamless steel pipe it's 3 meters long, so, to get 40 meters deepest we need to join the pipes through threads at their extremities.

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Zhengzhou Duorui Enterprise Co., Ltd was established in 2012, after 12 years development, our products have evolved and expanded in reinforcement and formwork accessories, like tie rod, wing nut, water stopper, prop sleeve, pin, scaffolding coupler etc. and plastic building materials, such as diamond dowel sleeve, rebar safety cap, plastic spacer, PVC conduit and cone etc. Those products form the core of our business. We can apply sherardizing technology to our related products.To meet the growing dement of building materials market, we will continue to develop new products and service!

Another bright spot of our company is OEM ability. Experienced technicians and complete equipments is the guarantee. We've excellent completed the square coupler and threaded pipe for our clients!

With a very special corporate culture in Duorui Company, we are striving to be an export and import leader in formwork and scaffolding accessories field. Products, Quality and Service are what we pursuing for now and ever!