Dezhou Rundong Petroleum Machinery Co., Ltd.
Main products:Liner,Piston,Valve Body & Seat,Module,Float Collar Float Shoe
Contact Us
  • Contact Person : Mr. fang zheng
  • Company Name : Dezhou Rundong Petroleum Machinery Co., Ltd.
  • Tel : 86-534-2620099
  • Fax : 86-534-2621898
  • Address : Shandong,Dezhou,No.1189, Xinhu Street ,Decheng District
  • Country/Region : China
  • Zip : 253000

pumping unit sucker rod

pumping unit sucker rod
Product Detailed
1. Good anti-corrosion property 2. Be suitable for different media oil wells 3. Decrease the scale deposit on sucker rod

Sucker rod


Steel sucker rod is one of major equipment for oilfield,. Grade C and Grade D sucker rods are our main products producing in accordance with API Spec. 11 B.

Grade C sucker rod is made of fine carbon steel SSYD-1 ( equivalent to AISI 1526). It is featured by moderate strength, good plasticity and better corrosion-resistance. Grade C sucker rod is suitable for sour medium environment where they are not susceptible to sulphuric stress cracking.

Grade D sucker rod is made of Ni-Mo alloy stell 30 CrMoA ( equivalent to AISI 4130 ). It is featured by high strength, better plasticity and long service life after heat treatment. Grade D sucker rod is suitable for the deeper oil well in the non-corrosion or light-corrosion medium.

Grade K sucker rod is made of fine Ni-Mo alloy steel 20Ni2MoA ( equivalent to AISI 4620 ). It has strength of suitable corrosion-resistant plastic and is suitable for light loads and corrosive medium light wells.

Mechanical Properties

GradeYield Strength Rel(Mpa)Tensile Strength Rm(Mpa)Percentage Elongation A(%)Contraction Percentage of Area Z (%)Impact Toughtness
C≥414620-793≥12 ≥55 ≥70
D≥620794-965≥10 ≥50 ≥58.8
K≥414620-793≥12 ≥55 ≥70

pumping unit sucker rod

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