High Precision Chrome Piston Rod / Chrome Hydraulic Cylinder Rod

High Precision Chrome Piston Rod / Chrome Hydraulic Cylinder Rod

Detailed Product Description

1. Hydraulic piston rod manufacturer
2. Material: CK45, ST52, 20MnV6, 42CrMo4, 40Cr
3. Ground and chrome plated

4. All certificate related with material heat treatment and plating is available

1. Chemical Composition:

2. Mechancial Properties:

3. SUPPLY CONDITION

Ground and chrome plated

4. CHROME THICKNESS

20 to 30 micron

5. SURFACE ROUGHNESS

Ra≤0.2 micron and Rt≤2 micro

6. TOLERANCES ON DIA

ISO f7 on the diameter

7.OVALITY

Half of the tolerance ISO f7

8. STRAIGHTNESS

≤0.2MM/M

9. SURFACE HARDNESS

850-1150HV (vickers 100g)

10. COHESION

No cracks,breaking or detaching after thermic shock(warming up at 300 celsius degrees and cooling

in water)

11. POROSITY

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

12. CORROSION RESISTANCE

Test in natural salt spray according to ASTM B 117-72hours

Results evaluation according to ISO 4540 RATING 7-10

13. WELDABILITY

Good

14. PACKING

Anti rust oil to be applied on material and each rod to be packed in paper sleeve

15. CERTIFICATE

All certificate related with material heat treatment and plating is required

“Technology go ahead, credit principal” is our tenet, brand and quality is our emphasis. We have advanced testing equipment, every batch of products are tested by professional test person according to international standard including spectral analysis, metallographic analysis, ultrasonic flaw detection, chrome thickness test, shock test, hardness test, mechanical property test and salt spray test.

Equipments Show

Our Target: Be the benchmark in the field of China pneumatic and hydraulic piston rod

Meeting clients' requirements is our forever goal.

Benefit mutually and go forward hand in hand.

Jiangsu New Heyi Machinery Co., Ltd is specialized in producing precision long small diameter axes and  hydraulic piston rod. The products are widely used in mine machinery industry, textile and printing machinery industry and so on. Hydraulic cylinder piston rods are also supplied as the OEM parts for  many large and medium enterprises, such as Heli Forklift Ltd, Hangzhou Forklift Ltd, Sanyi Heavy Industry Ltd.  We have enjoyed a good reputation with high quality and good after-sale service in recent years.  Also our products are exported to USA, Canada, Southeast Asia, Austria, Australia and Brazil etc.

We have set up the principle of “high quality, good reputation”, carried out a series of rigorous quality 

management system, and have already passed the ISO9001:2008 international quality system. Our inspection 

apparatus and production equipment are advanced and superior, that ensure the product of high quality.

We have complete piston rod manufactured equipment covering all processes. The critical processes of heat 

treatment and chrome plating are finished in our own company, which ensure the quality control of the key 

technical requirements.

Our factory is located in Wuxi which is famous for the peaches. The transportation is very convenient, only 

30 minutes to Wuxi Airport and railway station. About 1 kilometer from the entrance of the expressway access 

to Shanghai. The factory covers an area of about 25000 square meters and has more than 200 employees, 

among which more than 20 are technical engineers.