CK45 Chrome Pipe Rod with ID Tolerance H8

Jiangsu New Heyi Machinery have rich experience of hollow round rod with 18 years, have already passed ISO9001:2008 international quality system,we export India, Indonesia, Austria, Canada, Australia,USA, Russia, Iran, Thailand, Malaysia, Bulgaria and so on.

Jiangsu New Heyi Machinery Co., Ltd target: be the benchmark in the field of China pneumatic and hollow round rod.

Jiangsu New Heyi Machinery Co., Ltd Service idea: Devoted to both benefits is our persistent style, Satisfy clients’ needs is our eternal pursue.

Hollow shaft description:

Material:  CK45

Chemical composition(%):

Mechanical properties: 

TENSILE STRENGTH=630MPa

YIELD STRENGTH=520 MPa

ELONGATION=12%

Application:Precision instruments, Surgical equipment, Automotive parts, hydraulic cylinder, pneumatic cylinder, forklift, crane, fork lift truck, construction machinery.

Remarks:All parts are not in stock, customization only.
Parts can be supplied according to customers' drawings or samples.

Chrome Layer thickness:    20 to 30 um

Surface roughness:     Ra=0.2 micron and  Rt=2 micro

Tolerance ON OD: f7

Tolerance ON OD: h8 

Straightness:   =0.2MM/M

Surface Chrome Hardness:     850-1150HV (vickers 100g)

Cohesion: 

No craks,breaking or detaching after thermic shock(warming up at 300 celsius degrees and cooling in water)

Porosity: 

Test according to ISO 1456/1458 and result yaluation according to ISO 4540 rating 8-10

Salt spray test:  

Test in natural salt spray according to ASTM B 117-96hours

Results evaluation according to ISO 4540 RATING 7-10

Packaging & Shipping:

                                              Last checking before delivery

 FAQ: 

1) Are you a manufacturer, trading company or a third party?

A: We are a manufacturer, and we have built up our company since 2000.

2) Where is your factory located?

A: Our factory address is : No.1 Lutong Road, Yangshan Industrial Park, Wuxi, Jiangsu 214156, China.

3) How can i get to your factory?

A: we can pick you up in Wuxi railway station or shanghai Airport.

4) 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.

5) What is terms of delivery?

A: We can accept FOB, CIF, CFR. It is according to customer’ requirement.

6) What is payment terms?

A: 30% by T/T in advance as deposit, the balance before shipment.

7) What is delivery time?

A: 30 days after receiving 30% deposit.

8)What is lead time for a sample?

A: Current sample needs 1-3 days, customized sample needs 7~10days. 

9) What is the delivery time of your Product?

A: In general, the delivery time of our product is about 30 days after deposit, customized rods will be delivered as the negotiation with our clients.

10) About the after-sale service, how can you solve the problems occurred of your overseas customer in time?

A: We can accept return products and replace them.