Plastic coated sucker rod coupling
|
Specification model
|
3/4" standard
|
7/8" standard
|
3/4" small diameter
|
7/8" small diameter
|
|
Hoop body outer diameter
|
42mm
|
46mm
|
38mm
|
42mm
|
|
After molding outer diameter
|
50mm
|
52mm
|
46mm
|
48mm
|
|
Material
|
35CrMo
|
35CrMo
|
40CrMo
|
40CrMo
|
