Hot sale! API 11B Class T full size /slim-hole Sucker Rod

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Hot sale! API 11B Full size/ slim hole Sucker Rod Coupling 

Introduction

Sucker rod coupling is one of our flagship products. One sucker rod coupling must

be processed by a few fabrication procedures, such as, Blanking, drilling hole, boring hole, milling, thread tapping, and so on. At the last step, do the surface treatment.

The surface treatment includes black coating, phosphating or per the customers' requirments. Besides, it has good anticorrosion and anti-friction property. The following table shows the related information about the sucker rod coupling.

Specifications of Sucker Rod Coupling

Type	Model	OD mm	Width of Wrench Square  mm	Length of Wrench   mm	Rounding chamfer      θ
T Grade Coupling	5/8	Φ38.1+0.13           -0.25	34.9 0          -0.8	31.8+0.62    0	45°
	3/4	Φ41.3+0.13           -0.25	38.1 0          -0.8	31.8+0.62    0
	7/8	Φ46.0+0.13          -0.25	41.3 0          -0.8	31.8+0.62     0
	1	Φ55.6+0.13          -0.25	47.6 0          -0.8	38.1+0.62    0

 

Mechanical Property

 

Grade	Material	Yield Point MPa	Tensile strength MPa	Extension Radio %	Reduction of cross-section %	Izod Impact toughness J
D	High Quality Alloy Steel	≥620	793~965	≥10	≥50	≥60.8

 

We also provide Sub-coupling: 5/8-3/4 T(SM), 3/4-7/8T(SM), 7/8-1T(SM),

1-1 1/8 T(SM)

 

Please be free to cotactact us and we

 

look forward to cooperating with  you!