Sanjack: Your Premier Choice Of Polished rod
Sanjack can supply polished rods which comply with API 11B standard. They are manufactured through many processes including the testing, straightening and forging. Polished rods are made of high quality carbon steel and alloy steel due to customer request.
Sanjack: Your Best China Polished rod Manufacturer and Supplier
The Sucker rod of Sanjack is manufactured through many processes including the testing, straightening and forging. The sucker rod is placed between the polished rod and oil well pump.
Sanjack: Your Best Place To choose Common Sucker rod In China
Sucker rods of Sanjack are made of high quality carbon steel and alloy steel due to customer request.
Sanjack: The Advantages With Us You Should Know
Sucker rods of Sanjack have different strength grades according to the material, including C,D,K and KD.
Grade C sucker rods own moderate strength with a certain degree of resistance to the sulfide stress cracking, so suitable for light sour environments. Grade D sucker rods are made of high quality heat treated steel alloy, which has high tensile and yield strength, it is can be used in the non-corroding or mildly corroding environments.
Grade K&KD sucker rods have a good corrosion resistance in medium of H2S, CO2, and NaCl, so widely used in corrosion environments or heavy load wells.
