Products

--

Home

Core tube/casing

Classification:

Product Introduction

Specifications Specification	Main dimensions Main dimensions		Main dimensions of casing joint Nipple main dimensions		Materials Material
	Main dimensions Main dimensions		Main dimensions of casing joint Nipple main dimensions
	Outer diameter	Wall thickness (mm)	Outer diameter (mm)	Inner diameter (mm)
	Outer diameter	Wall thickness	Outer diameter	Inner diameter
Φ73	Φ73	4	Φ73	Φ62.5	DZ40-DZ55
Φ89	Φ89	4.5	Φ89	Φ78.5	DZ40-DZ55
Φ108	Φ108	4.5	Φ108	Φ97.5	DZ40-DZ55
Φ127	Φ127	4.5	Φ127	Φ116.5	DZ40-DZ55
Φ146	Φ146	5	Φ146	Φ135.5	DZ40-DZ55
Φ168	Φ168	6	Φ168	Φ153	DZ40-DZ55

The company has many advanced CNC lathes, friction welding machines, pipe end upsetting and thickening machines, and complete production equipment. It has established a quality management system in accordance with the ISO9001. Professional system management personnel have conducted many trainings for all employees. The quality management system Perfect and effective operation. From the signing of the order to the inspection and delivery of the finished product, we use a variety of identification methods such as labeling, lettering, painting and recording all the data to ensure the traceability of the product. Equipped with a variety of specifications of thread testing gauges, pitch testing instruments, taper testing equipment, flaw detection equipment, hardness testing equipment, with the required physical and chemical testing equipment, can be a full range of mechanical performance testing of drilling tools as required.
With sincere cooperation, reliable quality and high-quality service as the enterprise concept, we should improve the level of self-management, adjust the market layout, enhance the scientific and technological content of products, solve the needs of customers, and make customers feel at ease in buying and using.

Key words:

weilida drill

Product inquiry