Persisting in 'High top quality, Prompt Delivery, Aggressive Price', now we have established long-term cooperation with customers from the two overseas and domestically and get new and aged clients' large comments for 42CrMo drilling tube, 200Ton Adjustable Welding Rotator, Srb Seamless Tube. Our company has a technical team consisting of senior engineers with many years experience in scientific research as well as a well-skilled service team ready to provide satisfactory assistance for customers. With fine quality and excellent technical service, our products enjoy a good reputation not only in domestic market but also in overseas market. We will deepen the understanding of the market and follow the trend of the international market. Our company is committed to ensuring the quality of product processing and reducing cost so that won praise from customers, owning stable and strong customer resources in just a few years. We hope to lead the staff to explore the true meaning of life and work, and establish a correct outlook on life and career.
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' research and development, we adopt advanced technology and techniques to produce a new generation of ASTM 4140 Cold Drawn Seamless Steel Tube. Our company has been adhering to the development direction of 'specialization, scale and internationalization', and has gradually become one of the professional companies with word-of-mouth at home and abroad. Our company has advanced equipment, strong technical force and complete product varieties.
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