API Stainless Steel Reverse Circulation Drill Pipe 114.3 * 6000 Corrosion Resistant

API Stainless steel reverse circulation drill pipe 114.3 * 6000 high strength corrosion resistance

Product Description

1. Name: Double wall drill pipe

2. Size: DP89/40-DP219/150

3. Standard: ISO API

4. Certification: ISO API

High-strength double-tube drill pipe for reverse air circulation drilling in open-pit mining.
The length can be set according to customer requirements, such as 1m, 1.5m, 2.0m, 3.0m, 4.5m, 6m, etc.
Diameter: 102mm, 108mm, 114mm, etc.

Double wall drill pipe

Optimal design

Drill rods through the dispersion of equal strength And stress optimal design, can give full play to the Potential of drill material.

Forged connector

The connector material is forged, has an improved material density, and changes the fiber texture of the material, thereby greatly improving the general mechanical properties of the material. The end ensures that the thread is anti-corrosion, anti-sticking, and improves the fatigue resistance of the joint surface.

Application

It has applied successfully in gas exploration, drilling, geothermal well drilling and mine rescue hole and a ventilation hole construction, etc.

Applicable scope of reverse circulation drill pipe:

1 For water well drilling including complex formation, mud can be used as flushing fluid in the easily collapsed formation to protect the hole wall
2. It is especially suitable for drilling large diameter holes, such as gas drainage wells, coal mine rescue wells, coalbed gas wells and shale gas wells
3. It is not suitable for drilling in dry and leaky formations

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.

LANGFANG BAIWEI DRILL CO.,LTD

LangFang Baiwei Drill Co.,Ltd located in the center of Beijing, Tianjin and Hebei-Yongqing Industrial Area. Langfang Hebei.

Our company is a drilling tools manufacturing enterprisewith integration of design, geological, well, double wall, oil, auger and other special drilling pipes. And trenchless special drilling tools such as pilot guide bits,swivels, reamers, sub saver, pneumatic pipe rammer, pipe bursting machine.

We have specially invited domestic wellknown expert Mr.zhou shengfeng as our general manager who engaged in the HDD drilling tools and processing technology as technical consultant. A solid research team lays the foundation of product quality, new product development and after-sales service.

We have more than 30 provinces market in China. And our products are exported to India, Australia, Russia, Europe, North America and Middle East etc

"Unity, Progmatic, Self-Reliance, Innovation" Baiweiser adhering to the enterprise spiritto forge a good future for Baiwei.