الوصف

Yunsheng is the manufacture offering API sucker rod coupling in Shandong. All the rod coupling produced by API *1B standard. These sucker rod coupling are very cost effective, including Class SM, Class T and Class SUB, Full size and Small hole. They are available in 5/8", 4/3", 7/8", 1", **1/8". Manufactured with high quality Carbon steel AISI ***0.
If any interests on our product, pls fell free to contact us for further information.

API 1" Class SM Full Size Sucker Rod Coupling 

   1) Material: AISI ***0

  2) Standard: API Spec *1B 

  3) Main specification: 

      OD:**3/*6" (*5.*6mm)

      ID: 1*3/8"(*4.*3mm)

      Length: 4" (**1.6mm)

      Weight: 1.*3kg
4)Other Size: 5/8"; 3/4"; 7/8"; **1/8"
5)Smoothness: 3.1**0*3

  6)Coat Thickness(in): 0.*1in ~ 0.*2in

  7)Basic hardness: HRC ****3

  8)Surface Hardness: HRC ****2

  9)Bonding Strength(Mpa): **4

  *0)Hole rate: <2%

  11)Min. Hardness of the layer: **5HV0.2

  12)Min. Tensile Strength: **5 Mpa

  13)Operating Temperature: ****0~**0 Centigrade Temperature

  14)Life: > **0 days

  15) Package: wooden case, ***0pcs each case.