API 5B Coupling

API 5CT Coupling AddThis Sharing Buttons Share to FacebookFacebookShare to TwitterTwitterShare to LinkedInLinkedInShare to PinterestPinterestShare to ...AddThis Whole phosphating, or inside phosphating and outside coating coupling Send InquiryChat Now Product Details: Detail information Place of Origin Tianjin, China (Mainland) Brand Name China Petroleum Equipment Model Number 1.9"-20" Type Coupling Machine Type Oil production Certification API Material Alloy steel Processing