API Class SM Sucker Rod Coupling_Yunsheng Couplings

タイトルまたは説明

API Spec *1 BOIL DRILLING STABILIZERS, SUCKER ROD COUPLING PROFESSIONAL MANUFACTURER EXCELLENT QUALITY&REASONABLE PRICE Yantai Yunsheng Petroleum Machine Accessories Co., Ltd, founded in ***7, is a professional manufacturer of API *1B sucker rod couplings, including Spray Metal coupling, class T coupling, Altra High Strength,Sub OD coupling, with various spec. of Full size, Slim Hole, grand chamfer, Two-way camber, etc. to produce API *1B sucker rod. The SPRAY METAL sucker rod coupling is processed with some special technology, coated a layer of abrasion-proof, wear-proof and lessening friction coat. It cant only protect itself but also the rod, preventing and slowing down the wear. The coupling has many types and sizes, and it is made of good quality steel alloy *0cr.It has three functions : wear proof, corrosion-resisting and reducing the friction. 3/4' CLass SM sucker rod coupling 5/8' Class SM sucker rod coupling 7/8' Class SM sucker rod coupling 1'Class SM sucker rod coupling **1/8' CLass SM sucker rod couplings SUB OD sucker rod coupling WELCOME TO CONTACT ME FOR FURTHER INFORMATION!