Welcome toWuxi zhongyixin Petroleum Machinery Co., Ltd's official website!
Welcome to Wuxi zhongyixin petroleum machinery!
中文
Specification: 1.900 "2-3 / 8" 2-7 / 8 "3-1 / 2" 4 "4-1 / 2". Steel grade: n80-1 / N80. Buckle type: nue flat oil pipe coupling. Main parameters: the product complies with API 5CT / 5B standard.
Copyright© ? Wuxi zhongyixin Petroleum Machinery Co., Ltd