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High Wear Resistance Bench Drilling Thread R38 T38 T45 T51 Coupling Sleeves

High Wear Resistance Bench Drilling Thread R38 T38 T45 T51 Coupling Sleeves

Brand Name : MIROC
Model Number : Coupling
Certification : ISO
Place of Origin : china
MOQ : 5pcs
Delivery Time : 25-30 days
Packaging Details : wooden box
Color : Black, customized
Material : High quality steel
Thread : R32,T38,T45,T51
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Couplings sleeve are used to well connect the shank adapter to the drill rods

or well contact two extensionrods for transmitting energy. It has standard type

coupling and crossover coupling.


Basic Information

Product Name:Thread coupling sleeve
ThreadR25,R28,R32,R38,T38,T45,T51
Diameter35mm-77mm (or 1 3/8 inch to 3 inch)
Length150mm-235mm (or 6 inch to 9 1/4 inch)
Material:High strength alloy steel bar
Typefull-bridge, semi-bridge etc.
ColorGreen, Gold, Black or based on customer requirements.
MOQ:No MOQ required for testing and trial order

Applications


R25, R28, R32, R38

Used in drifting and tunneling.


T38, T45, T51

Used in benching and long hole drilling.


Processing


CNC milling and proprietary heat treatment process


Competitive Advantage


High strength chromium-molybdenum steel with high fatigue strength and excellent wear resistance

Specification


Coupling Sleeve
LengthDiameterThreadWeightPart Number
mminchmminch kg 
R25 Coupling Sleeve
1506351 3/8R250.74148300429
1556 1/9441 3/4R251.04148300430
1606 2/7381 1/2R251.34148300431
R28 Coupling Sleeve
1506401 4/7R280.94148300483
1706 2/3552 1/6R282.04148300484
R32 Coupling Sleeve
1506441 3/4R321.04148300646
1606 2/7441 3/4R321.14148300647
R38 Coupling Sleeve
1706 2/3552 1/6R381.94148300703
1907 1/2552 1/6R382.14148300704
T38 Coupling Sleeve
1907 1/2552 1/6T382.14148300803
T45 Coupling Sleeve
2108 1/4632 1/2T453.04148300881
2108 1/4662 3/5T453.34148300882
T51 Coupling Sleeve
2258 6/7712 4/5T514.64148300961
2258 6/7763T514.84148300962
2359 1/4722 5/6T514.74148300963
2359 1/4773T514.94148300964


Keywords


Thread coupling sleeve, R25 R28 R32 R38 T38 T45 T51 coupling sleeve

Crossover coupling, full bridge coupling, semi- bridge coupling


Manguito de acoplamiento de rosca, manguito de acoplamiento R25 R28 R32 R38 T38 T45 T51
Acoplamiento Crossover, acoplamiento de puente completo, acoplamiento puente semi-


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High Wear Resistance Bench Drilling Thread R38 T38 T45 T51 Coupling Sleeves Images

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