Specifications
Brand Name :
Long way
Place of Origin :
Hebei China
Price :
Negotiable
Payment Terms :
T/T
Delivery Time :
20-30 working days, which will be adjusted according to different products and inventory
Packaging Details :
With iron
Name :
Double Wall Drill Pipe
Type :
Drill Pipe
Material :
steel
Color :
request
Advantage :
High quality and factory price
Model :
WP73/35
O.D. of the other tube (mm) :
73
Other diameter of joint (mm) :
35
Outer dianeter of joint (mm) :
73
Effective length (m) :
3M-4.5M-6M
Description

73mm Outer Dianeter Of Joint Or Customized Double Wall Drill Pipe

Product Description

1. Name: Double wall drill pipe

2. Size: DP89/40-DP219/150

3. Standard: ISO API

4. Certification: ISO API

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

Product Name Double wall drill pipe
Material steel
Color black
Standard API, ISO
Grade SUS201, SUS304, SUS316, A2-70, A2-80, A4-80, 4.8 6.8 8.8 10.9 12.9
Thread mail joint
Used water well drilling, gas well drilling, geotherm well etc.

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

Two force regions

The threads of the non-dig drill pipe produced in the company have two Force regions. Such structure is designed to reduce the resistance that A drill faces during the construction process. The pipes are designed to handle high torque while retaining a large inside Diameter for superior drilling fluid flow so that the threads will not deform.

Upsetting & thicking

Upsetting & thicking to the rods have improved The metallurgical structure and enhanced the Impact toughness, that have ensured comprehensive Mechanical properties and the friction weld seals Not be broken.

DP219/150 Size  Black Double Wall Drill Pipe 73mm Outer Diameter

Drill pipe quality control:

1. Before order to be confirmed, the raw material of pipe and tool joint body should be booked from famous big steel enterprises in China.

2. Checked by our QC staff and factory own laboratory.

3. Every drill pipe has nondestructive inspection , cleaned and breach oil before packing.

4. Before delivery clients could send one QC or point the third party to check the quality such SGS, BV or others.

FAQ

Q: Are you a manufacturer or trading company?

A: We are a specialized manufacturer.

Q: What are your main products, and used for?

A: Our products include core barrel, casing, drill rod, drill rig and other drilling parts.They are used for mineral exploration, geological drilling,

Q: How about discount?

A: Price is based on products and order quantity.

Q: Do you accept sample order?

A: Yes sure, please contact us for details.

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DP219/150 Size Black Double Wall Drill Pipe 73mm Outer Diameter

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Brand Name :
Long way
Place of Origin :
Hebei China
Price :
Negotiable
Payment Terms :
T/T
Delivery Time :
20-30 working days, which will be adjusted according to different products and inventory
Packaging Details :
With iron
Contact Supplier
video
DP219/150 Size  Black Double Wall Drill Pipe 73mm Outer Diameter

Langfang Baiwei Drill Co., Ltd.

Verified Supplier
5 Years
hebei, langfang
Since 2006
Business Type :
Manufacturer, Exporter, Seller
Total Annual :
12,000,000-20,000,000
Employee Number :
100~200
Certification Level :
Verified Supplier
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