We emphasize enhancement and introduce new solutions into the market just about every year for Height Adjust Positioner, 4140 stator tubes, Hydraulic Chrome Plated Bar. If you want develop any other new products, we can customize them for you. Excellent quality and after-sales service are our eternal pursuit. With the enterprising spirit of' high efficiency, convenience, practicality and innovation', and in line with such serving guidance of 'good quality but better price, ' and 'global credit', we've been striving to cooperate with the automobile parts companies all over the world to make a win-win partnership. You will instantly feel our professional and attentive service.
1. Introduction
HENGTONG PETROLIC MACHINERY manufactures 4140 & 4130 Alloy Tubing and transmission roller steel pipes more than 20 Years.The 4140 & 4130 Alloy Tubing is much thick hot rolled alloy steel tubes, which goes through boring and milling to make sure uniform thickness.
2. Product Details
Application: Used for drilling, downhole motor, mud motor
Size : ID from 70mm to 300mm
Length : Depends on customer requirement.
Material : 4140 / 42CrMo
Delivery Condition: hot rolled + boring and milling
ID and OD Tolerance : Depends on customer requirement.
Brand : Hengtong
3.Size List
4.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.
In order to improve product quality and economic benefits, technical improvement and innovation must be carried out. After in-depth analysis and research, we decided to apply the new technology to our Seamless Steel Tubing with St52.3 1026, 1524, 4130, 4140, 9cr, 13cr, A106-B/C, and API 5lx .... We try our best to ensure that all users get the goods in a short time. We sincerely look forward to working with more customers and friends to develop new fields and create brilliant career together! Continuously providing users with satisfactory new products is our unremitting pursuit. Continuously providing customers with thoughtful service is our constant purpose.
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