- yunsheng API 1"Full Size Spray Metal Sucker Rod Coupling
- 2017-01-16 05:57
- 1Full Size Spray Metal Sucker Rod Coupling1) Material: Seamless Alloy Steel 40Cr (AISI 5140)2) Standard: API Spec 11B 3)
- 3/4" full size spray metal coupling
- 2017-01-16 05:57
- Basic material: Steel alloy 40Cr (AISI 5140, HRA 56-62);API SPEC 11B specification manufacture;Inside diameter: 27.43mm(
- 7/8" full size spray metal coupling
- 2017-01-16 05:57
- 1) Material: Seamless Alloy Steel 40Cr (AISI 5140)2) Standard: API Spec 11B 3) Class:SM 4) Main specification: 7/8"Full
- 1" full size spray metal coupling
- 2017-01-16 05:56
- Basic materials: Steel alloy 40Cr ( AISI 5140, HRA 56-62);API SPEC 11B specification manufacture;I.D.: 1 3/8” (34.93mm)