| Model NO.: | Api 7/85781 |
|---|---|
| Packaging Qty: | Woode case |
| Manufacure Name: | Yantai yunsheng petroleum machine accessories co., ltd. |
| Customization: | Available Customized Request |
|---|
Yantai yunsheng petroleum machine accessories co., ltd.
Yantai yunsheng petroleum machine accessories co., ltd, founded in 1997, is a professional manufacturer producing api approved sucker rod couplings, including spray metal sucker rod coupling, calss t sucker rod coupling, sub od sucker rod coupling, full size sucker rod coupling and slim hole sucker rod coupling,with the size range of 5/8", 3/4", 7/8", 1" 1-1/8". materials is aisi 5140¿monthly production capacity reach to 20,000pcs. all of our products are excellent in quality and low in price,which satified many of our customers home and overseas. we are golden supplier of alibaba.com,with api 11b certificate and the best supplier you can trust in china. 7/8"full size spray metal sucker rod coupling 1) material: seamless alloy steel 40cr (aisi 5140) 2) standard: api spec 11b 3) class: t& sm 4) main specification: 7/8"full size spray metal sucker rod coupling od:1 13/16" (46.04mm) id: 1 3/16"(30.16mm) length: 4" (101.6mm) weight: 0.6kg ? smoothness: 3.1×10-3 ? coat thickness(in): 0.01i
