We embrace cutting-edge technology, based on quality, professional technology to provide customers with better Conventional Welding Rotator With Bolt Adjustment, 1020 Honed Tube, Cold Drawn Steel Pipe. We strive to build a harmonious relationship of sincere cooperation between enterprises and employees, partners and customers. Facing the challenges of the new century, we will forge ahead and make greater contributions to China's economic and social development. Our products are mainly export-oriented, all products are packed in English. If you are interested, we are looking forward to your inquiry. We continue to improve the level of technology in the field of environmental protection, promote technological innovation and application, and take practical actions to promote the construction of an environment-friendly society.
1. Introduction
Drilling stator tube is a new high technology energy-saving product, application of high precision cold drawn precision steel tube to save steel, improve the processing efficiency and save energy High precision cold drawn pipe refers to the inner and outer diameter size accuracy (tolerances) strictly, both inside and outside surface roughness, roundness, straight degree good, fine uniform wall thickness The technology of high precision cold drawn pipe production by the main technical indicators have reached or part of a national standard GB8713 -- more than 88 international standard ISO4394 / I - 1980 (E).
2. Product Details
Application: Used for drilling, down hole motor stator tubes.
Size : ID from 70mm to 250mm
Length : Depends on customer requirement.
Material : 4140 / 42CrMo
Delivery Condition: Cold drawn / Q+T
ID and OD Tolerance : Depends on customer requirement.
Brand : Hengtong
3. Size List
72*90 | 75*95 | 76*98 | 86*105 | 86*110 | 95*120 |
95*127 | 106*136 | 127*161 | 127*165 | 134*172 | 139.7*177.8 |
140*172 | 147*185 | 158.75*209.55 | 159*197 | 165*203 | 172*210 |
172*228 | 200*245 | 235*288 | 203*120 | 172*103 | 197*120 |
165*106 |
4. Experience and Markets
Our factory has more than 20years working experiences on researching and selling. Products are well sailed all over the world, got many compliments from customers.
5. Our Services
Pre-Sale Services:
1. Providing professional technical support.
2. Send the product catalog and instruction manual.
3. If you have any question PLS contact us online or send us email, we promise we will give you a reply at the first time!
4. Personal call or visit are warmly welcome.
Sale of Services:
1. We promise honest and fair, it's our pleasure to serve you as your purchasing consultant.
2. We guarantee punctuality, quality and quantities strictly implement the terms of contract.
After-Sales Service:
1. Where to buy our products for one year warranty and life long maintenance.
2. 24-hour telephone service.
3. A large stock of components and parts, easily-worn parts.

We take the brand as the link, implement the brand strategy, and expand the market share of our brand Ultrasonic Induction Heating Machine for Electric Motors Shrink Fitting. We have a set of perfect management system, including technology development, production, marketing, sales, and customer service departments. With innovation as our driving force, we strengthen our innovation strategy and hope to build an innovative enterprise.
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