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Page Views: 211 Date Added: 08/03/2009 Last Updated: 08/03/2009 Expiry Date: 07/29/2028 Product/Service Details API Class SM Full Size sucker rod coupling 7/8"Full Size Spray Metal Sucker Rod Coupling 1) Material: Seamless Alloy Steel 40Cr (AISI 5140) 2) Standard: API Spec 11B 3) Main specification: OD:1-13/16" (46.04mm) ID: 1-3/16"(30.16mm) Length: 4" (101.6mm) Weight: 0.74kg 4)Smoothness: 3.1×10-3 5)Coat Thickness(in): 0.01in ~ 0.02in 6)Basic hardness: HRC 16-23 7)Surface Hardness: HRA 58-62 8)Intergrate intension(Mpa): 484 9)Hole rate: ＜2% 10)Min. Hardness of the layer: 595HV0.2 11)Min. Tensile Strength: 655 Mpa 12)Operating Temperature: -1000~400℃ 13)Life: > 180 days Additional photos

Company Information (Yantai Yunsheng Petroleum Machine Accessories Co., Ltd)

Company Profile: Yantai Yunsheng Petroleum Machine Accessories Co., Ltd., is a modern high-tech enterprise specialized in manufacturing petroleum machine accessories--sucker rod coupling. Since its establishment in 1997, the company actively intend to reach the international top level of production, the existing production lines own advanced equipments more than 40 units, such as Universal Milling Machine, Vertical Drilling Machine, Centerless Grinder, Horizontal Band Sawing Machine, Numerical Control Machine, Automatic Grinding Machines. In conjunction with an elite team designing sucker rod coupling, the monthly production can reach to 20,000 pieces. The Excellent value for money makes Yunsheng Petroleum Machine Accessories passed the ISO 9001 and API SPEC11B Quality Management System Certifications，Industrial Production Permit of China，and Import&Export Licence earlier than other suppliers, becoming one of the best manufacturers both home and abroad. All our sucker rod couplings are produced in fully accordence with API Spec 11B standard and manufactured with high quality Carbon steel AISI 5140. Our sucker rod couplings are very cost-effective, including class SM sucker rod coupling, class T sucker rod coupling, Sub sucker rod coupling, Full Size coupling, Slim Hole coupling. They are available in 5/8", 3/4", 7/8 ",1"and 1-1/8".. >> More Website URL: http://www.bridgat.com/u7584