API class SM full size sucker rod coupling

详情

API 5/8” Class SM Full Size Sucker Rod Coupling

 1) Material: AISI ***0
 2) Standard: API Spec *1B
 3) Main specification:
   OD:**1/2" (*8.*0mm)
   ID: *5/*6"(*3.*1mm)
   Length: 4" (**1.6mm)
   Weight: 0.*6kg
 4)Other Size: 3/4”; 7/8”;1”; **1/8”
5)Smoothness: 3.1****3
 6)Coat Thickness(in): 0.*1in ~ 0.*2in
 7)Basic hardness: HRC ****3
 8)Surface Hardness: HRC ****2

 *0)Hole rate: <2%
 9)Bonding Strength(Mpa): **4

 *1)Min. Hardness of the layer: **5HV0.2
 *2)Min. Tensile Strength: **5 Mpa
 *3)Operating Temperature: ****0~**0 Centigrade Temperature
 *4)Life: > **0 days
 *5) Package: wooden case, ***0pcs each case.
 *6) Usage: oil exploration equipment, accessories, oil sucker rod coupling

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