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Honed tube

  • hydraulic steel tube and chrome rod
  • hydraulic steel tube and chrome rod
  • hydraulic steel tube and chrome rod
  • hydraulic steel tube and chrome rod
hydraulic steel tube and chrome rodhydraulic steel tube and chrome rodhydraulic steel tube and chrome rodhydraulic steel tube and chrome rod

hydraulic steel tube and chrome rod

  • I.D. Range: 26-800mm
  • Tolerance: ISO H8
  • Straightness: 1/1000mm
  • Material: C20, E355, ST52, 25Mn
  • Product description: 15+years professional manufacturer & supplier of Honed tubes, Chrome plated rods. experience in Vietnam, Thailand, Brazil, Egypt, Saudi Arabia, UAE, Russia, Singapore market.
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Description

Similar name: honed tube, cylinder tube, skived tube, cylinder barrel, skived and roller burnished tube

Grade: ST52, CK45, CK20, E355/S355, 20MnV6, 27SiMn, STKM13C, SAE1020/1026/4140, 42CrMo, SS304/316

OD metric size: 30 to 2000 mm

OD imperial size: 1.5" to 50" (inch)

Length: max 16 Meter for some sizes.

Straightness: <0.5 mm/m
Tolerance OD: DIN 2391

Tolerance ID: ISO H8, H9, H10

Roughness (Ra): <0.8

State: high precision cold drawn, seamless, ID honed/burnished

Heat treatment: stress relived, annealed

High precision cold drawn tube is available, please refer to ready to honed tube introduction.

Chemical Composition

Chemical Composition (%)

Steel Grade

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

SAE 1026

0.22-0.28

0.15-0.35

0.60-0.90

0.040

0.050

/

27 SiMn

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

Mechanical Properties

Delivery Condition

Cold drawn + stress-relieved (BK+S) (SR)

Cold fished (hard) (BK)

Steel Grade

Tensile strength (Rm Mpa)

Yield strength

Elogation A5%

Tensile strength (Rm Mpa)

Elogation A5%

20#

≥520

≥375

≥15

≥550

≥8

45#

≥600

≥520

≥10

≥640

≥5

E355(Q345B, St52)

≥600

≥520

≥14

≥640

≥5

25Mn

≥600

≥510

≥15

≥640

≥5

27SiMn

≥760

≥610

≥10

≥800

≥5





Similar name: hard chrome plated rod, chrome plated shaft, chromed steel bar, chromed steel rod, piston rod

Steel grade: CK45/SAE1045/EN8,SAE4140/42CrMo,20MnV6,ST52.3,AISI431,TP304/316

Type: round solid bar; hollow bar

Heat treatment: normalized; annealed; stress released; induction hardened

OD metric size: 6mm to 1000mm     OD imperial size: 1/4 to 50 inch

Hard chrome plate thickness: 10 to150 micron meter (as per request)

Surface roughness: Ra<0.4

Tolerance: ISO f7, f8, f9, H6, H7, H8 (as per request)

Ovality: < half of the OD tolerance

Straightness: <0.2 mm/m

Salt Spray Test: ASTM B117-72hours/96hours, results evaluation refers to ISO4540 Rating 8 to1 0.

Package: anti rust oil on material and packed first by cardboard sleeve then in steel frame wooden box.

Hollow chrome plated bar/induction hardened hollow chrome plated bar is available.

Machining service according to detailed drawing is available and other technic request can be discussed.

Chemical Composition

Material

C%

Mn%

Si%

S%

P%

V%

Cr%

Ck45

0.42-0.50

0.50-0.80

0.17-0.37

≤0.035

≤0.035

 ≤0.25

ST52

≤0.22

≤1.6

≤0.55

≤0.04

≤0.04

   0.02-0.15

20MnV6

0.17-0.24

1.30-1.70

0.10-0.50

≤0.035

≤0.035

0.10-0.20

       ≤0.30

42CrMo4

0.38-0.45

0.50-0.80

0.17-0.37

≤0.035

≤0.035

   0.07-0.12

0.90-1.20

40Cr

0.37-0.45

0.50-0.80

0.17-0.37

≤0.035

 ≤0.035

0.80-1.10

Mechanical Properties

Material

T.S  N/MM2

Y.S  N/MM2

E%(MIN)

CHARPY

CONDITION

CK45

610

355

15

>41J

NORMALIZE

CK45

800

630

20

>41J

Q + T

ST52

500

355

22

NORMALIZE

20MnV6

750

590

12

>40J

NORMALIZE

42CrMo4

980

850

14

>47J

Q + T

40Cr

1000

800

10

Q + T




About Us

Established in 2004, reowned firm engrossed in manufacturing honed tube, chrome rod over 14years. ISO9001 certificated.

Rich experience in production and export, prefect products & services gained recognition of clients from 40 countries & area.


Advantage
>15+years professional manufacturer & supplier of honed tube, Chrome plated rod.
>Experience in Vietnam, Thailand, Brazil, Egypt, Saudi Arabia, UAE, Russia, Singapore market.
>ISO9001:2008, SGS, BV, CNAS Certificated.
>Biggest manufacturer & wholesaler in local market.
>7*24 at your service, on time respond.
>One-stop collection.


FAQ

Q: How many days of your delivery?

A: The general delivery is 30-50 days according to your quantity.

Q: What’s your main market?

A: We mainly export to Middle East and South Eastern Asia. And this year our products enter into South America.

Q: Are you factory?

A: Yeah, we are.

Q: Which countries do you export to?

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

Q: What is the delivery time?

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

Q: What is your main payment itme?

A: T/T and L/C



Contact Us

Contact: Dooharvest

Phone: +86 186 6128 5080

Tel: +86 186 6128 5080

Add: Economic Development Zones Huishan, Wuxi, Jiangsu, China