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T51 coupling sleeves

Product name:T51 coupling sleeves
Code No.:31-T51-71-225-23
Thread: T51
Length:225mm
Weight:4.6kg
Material:23CrNi3Mo

Key words：

Coupling

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Product Details

Description

T51 coupling sleeves are one of important component for top hammer drill string. There are 3 types of coupling components: Full Bridge, Semi-Bridge, Cross over adapter.T51 Coupling sleeves are used to connect drill rod and drill rod, and drill rod and shank adapter, and has a sleeve with internal thread.

Performance

Eliminates the potential for the coupling to creep along the threaded joints
Typically used in surface applications
Better uncoupling characteristics and tend to maintain tighter joints
Less chance of jamming
Best suited to machines equipped with independent rotation

Application

Facedrilling and Bolting, Bench Drilling, Production drilling, Long hole drilling

Details Form

Coupling sleeves	Length		Outer dia.		thread	Weight （kg）	HENGLONG P/N
	mm	foot	mm	inch
	225	8 7/8	71	2 51/64	T51	4.6	31-T51-71-225-23
	225	8 7/8	76	3	T51	4.8	31-T51-76-225-23
	235	9 1/4	72	2 7/8	T51	4.7	31-T51-72-235-23
	235	9 1/4	77	3 1/32	T51	4.9	31-T51-77-235-23

HENGLONG workshop and Process of manufacturing

Packing and shipping

Factory

Customer visit

Production

QUALITY INSPECTION PROCESS

Product quality is one of the core links in the development and growth of Yanggu Henglong Engineering Co., Ltd. Our company has strict internal and external inspection processes to ensure the quality of our products. Our inspection process for our products is as follows.

Coupling

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Contact

China office:
WhatsApp:+8613863587857
Tel:+86-635-8278268
Fax:+86-635-6858268
Email:info@hlrocktools.com
Add:Sipeng Street,Shouzhang Town,

Yanggu County,Shandong Province,China
www.hlrocktools.com

Pakistan Office:
CONTACT:Muhammad Haider
WhatsApp:+923246464600
Email:info@hlrocktools.com
Add:PopCorn Studio Gulberg,Block K Gulberg 2,

Lahore,Pakistan
www.hlrocktools.com