4140 Stator Tubes

4140 Stator Tubes

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 4140 stator tubes.
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Product Details

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 4140 stator tubes. 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 : 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. 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, 4140 stator tubes, and chrome bar 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.

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