Established in 1998, China Xiaowei Bearing Co., Ltd. is a high-tech enterprise specializing in mechanical coupling manufacturer and design many kinds of bearings. We have a modernized staffs of tech research and fog machine development, ISO9001 certificated, and manufacturing adopts advanced domestic and foreign standards such as GB, API, JIS, DIN, BS, NF and ANSI. Our custom mechanical couplings are exported to countries and regions in Europe(UK, France, Italy, Germany), North America(USA, Canda), the Middle East and Southeast Asia.

Coupling, Pipe Size 4 In, Connection Threaded, Material of Construction Forged Black Steel, WOG (PSI) 3000 PSI At 72 Deg F, Standards Dimension Specification ASME B16.11-1996, Material Specification ASTM A105. Reducing Coupling, Pipe Size 1/2 x 3/8 In, NPT Connection, Material of Construction Red Brass, Pressure 125 PSI, Temp Range -20 To 400 Deg F, Standards ANSI B1.20.1 Specifications, Class 125, Bronze Meets ASTM B62. Reducing Coupling, Pipe Size 1/2 x 3/8 In, NPT Connection, Material of Construction Red Brass, Pressure 125 PSI, Temp Range -20 To 400 Deg F, Standards ANSI B1.20.1 Specifications, Class 125, Bronze Meets ASTM B62. Excellent for quick tubing maintenance and assembly. Seal with a simple 90degree turn. Rated for vacuum or pressure to 100 psi. SUBMINIATURE COUPLINGS. Excellent for quick tubing maintenance and assembly. Reliable Subminiature Coupling seal with a simple 90 degree turn. Replaceable O-ring eliminate leaks. Rated for vacuum or pressure to 100 psi.

Coupling, Pipe Size 4 In, Connection Threaded, Material of Construction Forged Black Steel, WOG (PSI) 3000 PSI At 72 Deg F, Standards Dimension Specification ASME B16.11-1996, Material Specification ASTM A105. Reducing Coupling, Pipe Size 1/2 x 3/8 In, NPT Connection, Material of Construction Red Brass, Pressure 125 PSI, Temp Range -20 To 400 Deg F, Standards ANSI B1.20.1 Specifications, Class 125, Bronze Meets ASTM B62. Reducing Coupling, Pipe Size 1/2 x 3/8 In, NPT Connection, Material of Construction Red Brass, Pressure 125 PSI, Temp Range -20 To 400 Deg F, Standards ANSI B1.20.1 Specifications, Class 125, Bronze Meets ASTM B62. Excellent for quick tubing maintenance and assembly. Seal with a simple 90degree turn. Rated for vacuum or pressure to 100 psi. SUBMINIATURE COUPLINGS. Excellent for quick tubing maintenance and assembly. Reliable Subminiature Coupling seal with a simple 90 degree turn. Replaceable O-ring eliminate leaks. Rated for vacuum or pressure to 100 psi.