With our development strategy of 'satisfying customer needs as the center, improving customer benefits as the foundation, technology as the backing, market-oriented and quality as the guarantee', we will manufacture high-quality St52 Hydraulic Steel Tube, Srb Seamless Pipe, Welding Rotators Positioners and continue to meet and exceed customer needs. Your satisfaction is our unswerving work goal. With strong research and development capabilities, we strive to develop a variety of new and practical products, and continue to provide users with better application solutions.
1. Introduction
Hengtong Petrolic Machinery manufactures seamless steel tube for hydraulic cylinder, ready to hone tubes, honed tubes, skived and roller burnished tubes, chrome bar, piston rods, high-precision cold-drawn steel tubes and 42crmo cold drawn steel pipe, We are well-equipped with 300 ton, 150 ton, 65 ton, 20 ton of cold drawing machine,9 meters CNC boring machines, 20 sets honing machines , one set furnace and advanced quality testing equipment, which combine cold drawn, cold-rolled, heat treatment and traditional machining process.
2. Product Details
Application: Used for drilling, down hole motor stator tubes.
Size : ID from 70mm to 250mm
Length : Depends on customer requirement.
Material : 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. Quality Control
1. We only buy raw material from famous tube factory, and Checking raw material quality before production.
2. We check the tube ID tolerance, OD tolerance and surface after cold drawn one by one.
5. Our Advantages
a. Extensive Production Experience: We are specialized in honed tubes, skived tubes, cold drawn pipes, 42CrMo cold drawn steel pipes, and chrome bars with an experience of 20 years.
b. Complete Production Facilities: Owning cold drawn machine, skived and roller burnished machine, honing machine, precision centerless grinding machine, straightening machine, fine polishing machine, precision lathe, milling and drilling machine, roller press and other advanced equipments. Our technicians will do regular scheduled maintenance on these machines to guarantee them work well.
c. High Quality Raw Material: We mainly choose raw material from big steel factory, such as an steel, tpco, bao steel, sha steel, which are best and largest raw material manufacturer in China.
d. Strict Physical/Chemical Testing Procedures: Meeting the requirements of the product design and process, providing reliable testing data.
e. Short Delivery Time: Usually one container 20 days. We also stock some standard-sized tubes and bars.
f. Safe Packing: Anti-Rust oil be spread on tubes and bars before shipping, plastic caps on tube ends to protect inside surface, each bar be protected with cardboard tube.
'Quality first, Honesty as base, Sincere service and mutual profit' is our idea, in order to develop continuously and pursue the excellence for Cold Rolled or Cold Drawn Precision Seamless Steel Pipe 35CrMo 40crmo 42CrMo. Become our distributors and users, not only can you get the advantages of high-quality products, but also can get the most professional and comprehensive technical and management support. The goal of our company is to get customers who enjoy coming back to their business.
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