1. Material:42CrMo
2. Avanced inspection apparutus
3. Ground and chrome platedad
4. IS09001:2008

5. Application: Mining machinery industry, textile / printing industry and so on

Detailed Description

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

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.