Material: AISI 4145H, AISI 4145H Mod. Alloy Steel, AISI 4140-4142, AISI 4340, Non-mag material Specification: OD: 6 -36 Standard: API SPEC 7-1 Based on the installation place, this....
Xi an LONGER Machinery Co., Ltd. is a diversified supplier for extensive range of industrial machinery, it now focuses on providing kinds of oilfield tools which are of China origin. LONGER is....
lifting sub, API standard lifting sub 1API spec7-1 2for lifting of the drill tools 3divided into a or b type structure 418 or 90 degree shoulder lifting sub is a special tools for lifting....
We are a professional manufacturer of API 7-1 Stabilizer Forgings and APi 11B Sucker Rods and API standard Wellhead Equipments. Products are made strictly as per API standard with test certificate.....