Hard Chrome Plated Steel Tube

Hard Chrome Plated Steel Tube

Hard Chrome Plated Steel Tube Introduction Hard Chrome Plated Steel Tubes are presicion tubes with smooth inside and with chrome plated , they also could be skived and burnished pipe. Tubes or pipes inside tolerance could be H10, H9 or H8. Outside tolerance, wall thickness tolerance are produced...
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Hard Chrome Plated Steel Tube Introduction

Hard Chrome Plated Steel Tubes are presicion tubes with smooth inside and with chrome plated , they also could be skived and burnished pipe. Tubes or pipes inside tolerance could be H10, H9 or H8. Outside tolerance, wall thickness tolerance are produced according to seamless cold drawn tubes for precision application  standard GB/T3639-2009 , EN10305 or DIN2391 standard. Material SAE1020, 20#, ST45, CK45, ST52, E355 tubes and so on for you to choose. IF you are looking for chrome plated tubes for hydraulic cylinder pipes or pneumatic cylinder tubes, please contact us without any hesitation.

Hard Chrome Plated Steel Tubes technical parameters and Details

Application: hydraulic cylinder, pneumatic cylinder, oil cylinder, telescopic cylinder.

Chrome thickness: usually 15 to 20 microns.

Original: Jiangsu, China

Certification: ISO9001.

Material: SAE1020, 20#, ST45, CK45, ST52, E355

Payment term: TT, LC

Delivery date: usually 20 to 40 days.

Packing: packed in bundle, oiled inside, with caps on both ends.

Market: Middle East/ Africa/Asia/South America/Europe/North America

MOQ:  Depends on exact size and material.

Hydraulic cylinder cold drawn honed tube and hard chrome plated steel bar For pipes / tubes:

1. Material we have :

DIN2391 standard ST52, St45,  EN10305 standard E355,E255, ASTM A106B grade, 16Mn, C20/20#, CK45

2. Chemical composition:

Material

C

Si

Mn

S(≤)

P(≤)

Cr

Ni

Mo

other

A106B/ C20#

0.17—0.23

0.17—0.37

0.35—0.65

0.035

0.035

≤0.25

≤0.30


Cu≤0.25

CK45#

0.42—0.50

0.17—0.37

0.50—0.80

0.035

0.035

≤0.25

≤0.30


Cu≤0.25

Q345B

≤0.20

≤0.55

1.00—1.60

0.040

0.040

V:0.02-0.15

Nb:0.015-0.06

Ti:0.02-0.20

Alt≥0.015

ST52

E355

16Mn

≤0.20

≤0.55

1.00—1.60

0.045

0.045

V:0.02-0.15

Nb:0.015-0.06

Ti:0.02-0.20

16Mn

25Mn

0.22—0.30

0.17—0.37

0.70—1.00

0.035

0.035

≤0.25

≤0.25



27SiMn

0.24—0.32

1.10—1.40

1.10—1.40

0.030

0.030





42SiMn

0.39—0.45

1.10—1.40

1.10—1.40

0.030

0.030





42CrMo

0.38—0.45

0.17—0.37

0.50—0.80

0.025

0.025

0.90—1.20


0.15—0.25


Accuracy&Mechanical

3. Tube Accuracy :

Working

method

Cylinder ID (mm)

Length

(m)

Straightness

(mm/m)

Tolerance

on ID

Tolerance

on WT

Roughness

(μm)

Cold drawn

40-320

≤12M

0.2-0.5

/

±5%

0.8-1.6

 Cold rolling

30-100

≥12M

 0.2-0.5

/

±5%

0.8-1.2

cold drawn-honed

40-500

8M

0.2-0.3

H8-H9

±5%

0.2-0.4

Cold drawn-skived

40-400

9M

0.2-0.3

H8-H9

±5%

≤0.2

Hole boring-honed

320-400

8M

0.2-0.3

H7-H9

±8%

≤0.4

Hole boring-skived

320-400

9M

0.2-0.3

H8-H9

±8%

≤0.2

About hengtong.jpg


1. Q:Are you a manufacturer, trading company or a third party?

A:We are a manufacturer, and we have builded up our company since 2008.

2. Q:Where is your factory located?

A:Our factory address is : No.32 Xiaying Road Qiaoqi Village Xuxiake Town Jiangyin City, Jiangsu Province, China. 

3. Q:How can i get to your factory?

A:Our factory is near shanghai Airport, we can pick you up in the airport. 

4. Q:If i will need to stay in your place for few days, is that possible to book the hotel for me?

A:It’s always my pleasure, hotel booking service is available.


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