Gold Index: 2184
Yantai Yunsheng Petroleum Machine Accessories Co.,Ltd. [China (Mainland)]
Business Type:Manufacturer, Distributor/Wholesaler City: Yantai Province/State: Shandong Country/Region: China (Mainland)
API Sucker rod coupling
NO.1
WEAR-PROOF ,CORROSION-RESISTING AND REDUCING THE FRICTION
2010-07-17
API class T couplings
This kind of coupling can greatly avoid the scratches damage and wear & corrosion damage on the cylindrical surface and the end face during the touc
This kind of coupling can greatly avoid the scratches damage and wear & corrosion damage on the cylindrical surface and the end face during the touch
API class SM couplings
This kind of coupling can greatly avoid the scratches damage and wear & corrosion damage on the cylindrical surface and the end face during the tou