Double Wall Drill Rods from China manufacturer - Langfang Baiwei Drill Co.,Ltd

Price:	1.0~999999.0 USD
Payment Terms:	T/T
Place of Origin:	Hebei, China (Mainland)


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Product Detail

Model No.: 89mm-127mm

Production Capacity: 20000PCS/Year

Delivery Date: 10 Days

Type: Coupling

Brand Name: Longway

Diameter: 89- 127mm

Means of Transport: Ocean,Land,Air

Packing: Steel frame

Technics: Forged

Material: R780 /S135

Industry: Reverse Circulation

Length: 6m to 9.6m

Dual-Wall Drill Pipe are used for reverse circulation drilling system.Our products are not outstanding in quality but also value.

Double wall drill pipe consist of two layers (known as the inner tube and the outer tube). The inner tube and outer tube can make a ring gap, which will be the channel that can transport medium to pump when sampling. In addition, the outer tube can protect the inner tube from corrosion in a short time, because of which the cost can be decreased.
Drill rods for HDD machine. High strength, high tenacity, high elasticity. Dia from 42mm to 140mm. Length from 0.5m to 9.6m. Steel grade: E75/R780,G105,S135 We can make the drill rods for Vermeer,Case,Ditch Witch, Drillto, Gudeng, Xugong HDD machines, such as D16X20, D24X40, D50X100, D75, D80, D100, D130, JT1720, JT2720, JT2720 March I, JT4020, JT7020, API NC23-NC50, etc.

Model	OD	ID	Tool Joint OD(mm)	Thread Type	Length(m)
114	114	65	156	4IF	6
127	127	76	162/168	4-1/2IF	6,9.5
127	127	76	184	5-1/2FH	9.5
140	139.7	88	184	5-1/2FH	6,9.5
219	219	130	240		6,9.5

HDD Machine Double Wall Drill Rod

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