4IF Type Threads DTH Heavy Double Wall Drill Pipe 6m Length

Name: 4IF Type Threads DTH Heavy Double Wall Drill Pipe 6m Length
Brand: Langfang Baiwei Drill Co., Ltd.

41F Type Of Threads Or Customized As Required Double Wall Drill Pipe Product Description In order to realize the reverse circulation drilling process of the through-the-hole DTH hammer, the matching drilling tool system mainly includes a double-wall drill rod. In addition to the through-the-hole DTH hammer used to realize the impact effect, a reverse circulation drill bit and a double channel are also required Faucet, and other auxiliary tools. The double-arm drill pipe is

Outer dianeter of joint (mm) 156

Place of Origin China

Packaging Details According to clients' needs

Color request

Supply Ability 20-30 working days, which will be adjusted according to different products and inventory

Certification ISO9001

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Product Description

41F Type Of Threads Or Customized As Required Double Wall Drill Pipe

Product Description

In order to realize the reverse circulation drilling process of the through-the-hole DTH hammer, the matching drilling tool system mainly includes a double-wall drill rod. In addition to the through-the-hole DTH hammer used to realize the impact effect, a reverse circulation drill bit and a double channel are also required Faucet, and other auxiliary tools. The double-arm drill pipe is one of its core components

Double wall drill pipe

Type	O.D.of the outer tube (mm)	I.D.of the inner tube (mm)	Outer dianeter of joint (mm)	Type of threads	Effective length (m)
WB114/65	114	65	156	41F	6
WB127/76	127	76	162/168	41/21F	6 , 9.5
DB127/76	127	76	184	51/2FH	9.5
WB140/88	139.7	88	184	51/2FH	6,9.5
WB219/130	219	130	240	Factory standard	6,9.5
WK76/32	76	32	78	3" Remet	3
WK102/41	102	41	103	4" Remet	3 , 6
WK114/52	114.3	52	116	4 1/2" Remet	3 , 6
WK114/38	114.3	38	114.3	4 1/2" Metzke	3 , 6
WK114/50	114.3	50	114.3	4 1/2" Remet	3 , 6
WP50/20	50	20	50		1 , 1.5
WP73/35	73	35	73		1 , 1.5
WP89/40	89	40	89		1 , 1.5

Drill pipe usage notes:

1.New drill pipe should be pasted thread oil before connection

2.Make up and break at least 3 times before drilling

3.Hard bending and plastic coating can be processed according to costumer special requirement.

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FAQ

Q: Are you trading company or manufacturer ?
A: We are factory.

Q: How long is your delivery time?
A: Generally it is 7-30 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample need to pay the cost of products and freight.

Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.