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- Contact Person : Ms. Sun Nancy
- Company Name : Yantai Yunsheng Petroleum Machine Accessories Co., Ltd.
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API sucker rod couplings with big chamfer, Class SM
Product Detailed
Related Categories:Shaft Couplings
Made in accordance with API SPEC 11B. The basic material is AISI 5140, high in quality and low in price.
API Sucker Rod Coupling with Big Chamfer
1)Features: spray welding in general based on the hoop increases the exteral chamfer at both ends, greatly reducing the contact with the pipeline, but also by friction, abrasion resistance, extended collar and tubing life.2)Meterial: International 40Cr, AISI5140(seamless alloy steel)3)Standard: API Spec 11B4)Grade: SM class and T class5)Type: full size6)Size: 5/8"; 3/4"; 7/8"; 1"; 1-1/8"
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API sucker rod couplings with big chamfer, Class SM
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