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(Total 2 Products for Drill Pipe Hardening)
Friction welding drill pipe Product Description Friction welding drill pipe is in accordance with API SPEC 5DP and SY/T5561-2008 Specifications. The steel grade are DZ250,R780,G105,S135 that are after partly or overall heat treatment. The adapter part adopts thermal refining to superior alloy steel 35CrMo or 4137H...
Thin Button Drill Pipe-42 Product Features The thin button drill pipe is made of high-quality seamless steel tube. The end part adopts hydraulic thickening, intermediate frequency heat treatment and threads adopt numerically controlled lathe. The lock joints are processed through special crafts, has excellent...
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.