Metal Insert Coupling for Downhole Well Oil Drilling

Metal Insert Coupling for Downhole Well Oil Drilling   

Product Feature:
API Sucker Rod Coupling, Class SM
1,Material: AISI 5140 (40Cr),
2,Coat Thickeness: 0.01-0.02 in
3,coupling diameter: 5/8 ",3/4",7/8",1",1-1/8"
4,Basic Hardness: HRC 16-23
5,Surface Hardness HRC 55-62
6,thermal spraying coating and extrusion thread

 
 
 1) Material: AISI 5140
 2) Standard: API Spec 11B
 3) Main specification:
   OD:1-1/2" (38.10mm)
   ID: 15/16"(23.81mm)
   Length: 4" (101.6mm)
   Weight: 0.56kg
 4)Other Size: 3/4 7/8 1 1 1/8 5)Smoothness: 3.1*10-3
 6)Coat Thickness(in): 0.01in ~ 0.02in
 7)Basic hardness: HRC 16-23
 8)Surface Hardness: HRC 55-62
 9)Bonding Strength(Mpa): 484
 10)Hole rate: <2%
 11)Min. Hardness of the layer: 595HV0.2
 12)Min. Tensile Strength: 655 Mpa
 13)Operating Temperature: -1000~400 Centigrade Temperature
 14)Life: > 180 days
 15) Package: wooden case, 1000pcs each case.
 16) Usage: oil exploration equipment, accessories, oil sucker rod coupling
 
We are the manufacturer of sucker rod couplings and can supply the high quality
sucker rod couplings in low price with the hope to establish a long-term
relationship with you.
If any of the sucker rod couplings interests you, please contact me for more
information about the sucker rod couplings.

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