We are the best manufacturer of 4140 stator tubes, Big Cylinder Honed Tubes Honing Pipe, Hydraulic Cold Drawn Tube in China. Look forward to the future, we'll focus more on the brand building and promotion. Our research and strategic adjustment shows that our company has a high potential over the long term. We will continue to promote the enterprise spirit of 'diligence, rigor, harmony, and innovation', adhere to the business philosophy of 'building an image with integrity, improving management, creating a brand with quality, and expanding the market with services', and strive to return customers with the best products and price. High team cohesion and cooperation spirit, scientific modern enterprise management and marketing mode and advanced production technology make our company occupy a leading position in the same industry.
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.
Our company has been selling ASTM A519 4140 Alloy Seamless Steel Pipe for many years and has a team with rich management experience. We can provide tailor-made products according to the needs of customers. It is our duty to meet customer needs, and it is our values to exceed customer expectations. We strive to be better than our customers' expectation. Please get hold of us freely.
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