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Today, the products ordered by two customers of our company are sent to Tianjin Port for delivery. Products include 7/8 sucker rod, 1-1/2 sinker bar, 1-1/8 polished rod, 7/8 and 3/4 pony rod, sucker rod coupling, 3/4x3-1/2 and 7/8x3-/12 nylon centralizer, B11-125,B11-150,B11-200 chrome plated pump b
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1. Introduction of sucker rod centralizerThe sucker rod centralizers are used to protect sucker rod to reduce wearing.2. Material2.1. Plastic: UHMWPE (Ultra High Molecular Weight Polyethylene)2.2. Rubber: Nitrile2.3. Nylon: Nylon 6/62.4.. 42CrMo3. Structure3.1. Pure plastic3.2. Steel frame, rubber i