Hydraulic Chrome Rod

Hydraulic Chrome Rod I ntroduction WUXI HENGTONG PETROLIC MACHINERY manufactures pre honed tubes, ready to hone tubes, honed tubes, skived and roller burnished tubes, chrome bar, Hydraulic Chrome Rods and high-precision cold-drawn steel tubes, We are well-equipped with 300 ton, 150 ton, 65 ton,...
Chat Now

Product Details

Hydraulic Chrome Rod Introduction

WUXI HENGTONG PETROLIC MACHINERY manufactures pre honed tubes, ready to hone tubes, honed tubes, skived and roller burnished tubes, chrome bar, Hydraulic Chrome Rods and high-precision cold-drawn steel 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.

Hydraulic Chrome Rod Details

Type: Pipe

Model Number: ID50-400mm

Brand Name: Hengtong

Place of Origin: Jiangsu, China (Mainland)

Process: Cold drawn

Tolerance: H8 for tubes and f7 for rods/bar

Condition: BKS/SR

Material: ST52/E355,CK45,SAE1020, SAE1045

Hard chrome plated bar piston rod and pipe for hydraulic cylinder 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


 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

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. 

Workshop.jpg

Inquiry