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Cold Drawn Pipe Hydraulic Cylinder Tube ST52 Carbon Seamless Steel Tube

Cold drawn tube is well known as hydraulic cylinder tube in many industries,like in agricultrue machine. This is because cold drawn tubes are the most important materials of manufacturing hydraulic cylinders. And as this kind of tubing is usually ready to hone in tube inside diameter, it is known as honed ID tubing also.
  • HY-Cold Drawn Tube

  • DOOHARVEST

  • 841290

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Cold Drawn Seamless Tube for Agricultural Machine


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1)   Production description:

The cold drawn seamless pipe is made of a complete round steel perforated, and the outer layer is a steel pipe without any welding marks.

According to its production method, it can also be divided into hot rolling, cold rolling, cold drawing, extrusion, etc., and the

cross-sectional shape can be divided into two types: round and special-shaped, which can often be seen in the fields of petroleum,

chemical, automobile, and aviation. to it.

The cold drawn tubes can be produced according to most popular international standards such as DIN 2391, EN 10216-2, ASTM A513-5, A 519, GB/T 3639 etc. on customer's request. 

图片包含 室内, 夹, 充满, 桌子 描述已自动生成Honed-Tube

2)   Production Details 

122

Chemical composition(%)

 

Grade

C

Si

Mn

P

S

Cr

Mo

St 45 (DIN1.0408)

0.21max

0.35max

0.40min

0.025max

0.025max

/

/

St 52 (DIN1.0580)

0.22max

0.55max

1.60max

0.025max

0.025max

/

/

E355

0.22max

0.55max

1.60max

0.025max

0.025max

/

/

1020

0.21max

/

0.30-0.60

0.040max

0.050max

/

/

1026

0.21max

/

0.60-0.90

0.040max

0.050max

/

/










Mechanical Properties( T=20°C if not differently stated )

Grades

Delivery Conditions     

Tensile Strength Rm (Mpa)

Elongation in the longitudinal   direction Al (%)

ST45

+A (GBK)

390 min

21 min

ST52

+A (GBK)

490 min

22 min

E355

+A (GBK)

450 min

22 min

1020

+A (GBK)

390 min

21    in

 

3)   Production process and details

The most common treatment methods for seamless tube are cold drawing and heat treatment .

The most popular steel grades of honed tubes is SAE 1020, we also supplier honed tubes in SAE 1026, St 52 and other steel grades such as St35, ST 52.4, St 37.4, E255, E215, etc. on customers' request.

Cold drawn tube  is produced using our “Suitable to Hone" Drawn Over Mandrel (DOM) and Cold Drawn Seamless (CDS).

Professional CDS- tubing manufacturer and chrome rod, founded in 2004, operation under modern management system and technologies, ISO9001 certificated, It covers an area of 40, 000 sq. Meters.

As one of the biggest CDS- tubing, honed tubes, chrome rod manufacturer we engrossed in this field 15+ years, Rich experience in production and export, prefect products & services gained recognition of clients from 40 countries ,export to honed tube India, dubai  and malaysia etc.

 

Article Name

Cylinder ID mm

Length m

Straightness mm/m

Tolerance on ID

Tolerance on WT

Roughness

Cold Drawn  tube  

40-320

≤12m

0.2-0.5

/

±5%

0.8-1.6

Cold rolling tube

30-100

≥12m

  1. 0.2-0.5

/

±5%

0.8-1.2

Cold drawn-honed tubes

40-500

8m

0.2-0.3

H8-H9

±5%

0.2-0.8

Cold drawn-roll tube

40-400

7m

0.2-0.3

H8-H9

±5%

≤0.4m

Deep-hole tube

320-400

8m

0.2-0.3

H7-H9

±8%

≤0.8

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5)    Application: 


1. Automotive and mechanical pipes.

2. Petroleum cracking pipes.

3. High Pressure Boiler Pipe.

4. Low and middle pressure fluid transportation pipeline.

5. Chemical fertilizer equipment pipes.

6. Heat exchanger pipes

7.Conveying oil gas and water


 factory1

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6)    Contact us :Welcome to enquiry us, hope to make long term cooperation with you

 Carter Wang

T:+8613913534277 / 15762491265

Whats app: +86 15762491265 

Email: carter@dhonedtube.com

 


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Prefessional manufacturer of Honed tube, Hard
chrome plated rod, Hydraulic seamless pipe.
We sincerely hope there would be a chance for us to start business and build long term relationships may from an inquiry soon.
  sales@dhonedtube.com
  +86-1585-3650-227
  Yangshan Town, Huishan District, Wuxi City, China 
      Qingzhou, Weifang, China
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