China API 11b Standard Polished Rod, Find details about China Polished Rod, Api 11b Polished Rod from API 11b Standard Polished Rod
All the polished rods are made of quality alloy steel and machined by using the advanced machining technology with high strength, smooth surface and long service life.
Polished Rod Feature:
Polished Rod with an optimal surface finishing to ensure an appropriate sealing in the stuffing box.
One end diameter enlarged polished rod and high-strength, long stroke, corrosion resistant polished rod are available. All the polished rods are made of quality alloy steel and machined by using the advanced machining technology with high strength, smooth surface and long service life. All types of the polished rods are API and ISO9002 certified. The tensile strength exceeds 1, 000 MPa (145, 000psi).
Specifications of One End Diameter Enlarged Polished Rods: