Description
High tensile series spiral drill pipe is in high-performation products quickly and efficiently, based on the integration of our latest rsearch results from the development.
This product can be widely used in coal mine, the coal seam of advanced detection, such as water well, and coal thickness, coal gas emissions and help anchor rod, anchor drilling is used. The product retain effective spiral drill is lightweight, fast connection, etc., while removing the original stock and the use of anti-opening U-shaped structure and accessories out of stock proof design, no need to use any other accessories for effecient production, so that drilling connecting rod, the replacement operation more convenient.
New effective tensile screw drill pipe series products, drill pipe rod body with high pressure seamless alloy steel pipe, pipe joint is made of carbon in the alloy after ture air conditioning heat treatment, high pressure molding. Adopts high voltage interference fit and friction welding assembly, firm performance is stable. Spiral blade choose T steel with high abrasion resistance, the prestressed winding automatic welding.
Zhengzhou Kaixue Cold Chain Co., Ltd.
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