The very rich projects management experiences and one to one service model make the high importance of business communication and our easy understanding of your expectations for L Type Welding Positioner, Seamless Gas Cylinder Tube, Hydraulic Honed Tube. On the one hand, we always put product innovation at the top of business operations, and on the other hand, we continue to learn from advanced management concepts and methods at home and abroad. Adhering to the concept that quality changes the world, we cooperate with international advanced technology, so that our quality has gradually improved. We are grateful for the good development opportunities brought by the reform and opening up policy of the motherland, the love and support from all walks of life and users, which has given our company a good development space. We have always kept our original intention and mission in mind, and actively assume social responsibility.
1. Introduction
4140 seamless cold drawn 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
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.
After years of development, our company's business has spread all over the world, becoming one of the ASTM A519 Cold Drawn Seamless Steel Tube for Mechanical Application suppliers with excellent prices, sufficient supply and large inventory. Let's speeding in the dark! With comprehensive quality and service, we have built up wider market network and won the market place all around the world.
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