Sumitomo Seamless Steel Pipe for 3 meters Φ50mm Exploraction Core Drilling Rods
Geological drill pipe
Exploration Core Drilling Tools
Geological drill pipe is applicable for geographical, hydrographical, coal mining, terrestrial heat and engineering drilling. The main products include: Φ42, Φ50, Φ60, Φ63.5. The major technical indexes of these seamless steel pipes are in compliance with international standard strictly.
Our raw materials are resourced from "An Steel, Bao Steel, Heng Steel, Bao Steel and Dazhi Steel", the five famous steel plants, which have all obtained the certificate of ISO9001 Quality Management System. The pipe materials for geographic drills have strict demands in term of sizes, forms, weights, technical specifications, test methods, test regulations, packing, marking and quality certificates. The seamless steel pipes used for geographic drills, which are produced by our company all adopt the original ex-factory identifications. If the contract says that goods should be delivered in terms of steel grades, then the identifications and quality certificates of the steel pipes should be indicated with steel grades. The steel grades of drill pipes currently on the market are DZ40, DZ50, DZ60 and R780.
Φ42, Φ50, Φ60, Φ63.5, Φ75, Φ89, Φ114.3, Φ127mm
Lenght: 1.5M, 2M, 3M, 4.5M, 6M, 9M, 12M
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