High Precision Hydraulic Cylinder Honed Tube Burnished Tube

1.Descriptionsof Inside Honing Tube For Telescopic Cylinder

Honedtubeforhydrauliccylinder

Standard

DIN2391, EN10305, JIS G3445, ASTM A519, GB/T 8713...

Material

ST45, ST52, E355, E355SR, STKM13C, SAE1026, 20#, Q235B, CK45...

Heattreatment

BK+S

Specification

Outerdiameter(mm)

Innerdiameter(mm)

40-400mm

30-320

I.DTolerance

H8-H9

Length

3-9m(Customersusuallychoosethe4~5.8m)

Straightness

1/1000

IDroughness

RA0.4micron(max)

Technology

Honed&SRB(SKIVEDANDROLLERBURNISHED)

Scope

Honed tubefor hydraulic cylinder, swivelcrane,injectionmachineand

constructionmachineapplication

2.Picturesof Inside Honing Tube For Telescopic Cylinder

3.Chemical Component:

Steel Grade

Chemical Composition (%)

C

Si

Mn

P

S

Cr

≤

St45

0.17-0.24

0.17-0.37

0.35-0.65

0.035

0.035

0.250

ST52(E355)

≤0.22

≤0.55

≤1.6

0.025

0.025

0.25

SAE1026

0.22-0.28

0.15-0.35

0.60-0.90

0.040

0.050

/

27SiMn

0.24-0.32

1.10-1.40

1.10-1.40

0.035

0.035

0.300

20#

0.17-0.24

0.17-0.37

0.35-0.65

0.035

0.035

0.250

4.Mechanical Properties

Delivery condition

BKS

Cold Drawn & Stress-Relieved

Steel Grade

RmMPa

ReHMPa

ElongationA5(%)

ST45

≥520

≥375

≥15

ST52(E355)

≥600

≥520

≥14

SAE1026

≥600

≥510

≥15

16Mn

≥600

≥520

≥14

20#

≥520

≥375

≥15

5. Product details
6.Advantage of Product

1)Professional & skilled, reliable.
2)One-stop total solution
3)ready stock goods with fast delivery
4)Customizable: Non-standard sizes are also available
5)Small quantity is acceptable
6)Cash back: Refund or replacement for any product faulty

8.Quality measurement system

1.IntroductionofCompany

JIANNING metaLS GROUP was established in 2001, With more than 10 years import and export experiences Jianning metals has been an influential exporter in the global metal products market. More than 160 customers from 26 countries and regions have established long-term business relationships with us.

Our main business range is listed as follows:

Carbon Seamless Steel pipe/tube

Hydraulic cylinder tube(Honed tube)

Hard chrome plated rod/bar/shaft(Piston rod)

Auto exhaust system: (exhaust pipe, muffler tips, carbon steel and stainless steel mufflers, flexible pipe)

We sincerely welcome friends from all over the world contact us to establish mutually beneficial business relationships

2.OurCompanyView

3.OurCustomers

FAQ

1.Q: How many days of your delivery?

A: The general delivery is 15~35 days according to your quantity.

2.Q: What's your main market?

A: We mainly export toMiddle East andSouth Eastern Asia. And this year our products enter intoSouth America.

3.Q :Are you factory?

A:Yeah, we are.

4.Q :Which countries do you export to?

A: America, India, Korea, Pakistan, Turkey, Iran and so on.

5.Q :What is the delivery time?

A: If we have stock, we can send goods within 20days. If not, we will delivery goods within 30-45days

6.Q:What is your main payment itme?

A: T/T and L/C