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20-30 Micron F7 Hydraulic Piston Rods Micro Alloy Steel ISO Approval
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Brand Name:HY
Certification:ISO9001:2008
Price:Negotiation
Payment Terms:T/T, L/C
Supply Ability:30tons a day
Delivery Time:30days
Company Data
Verified Supplier
Contact Person
Patty
Business Type:
Manufacturer
Officials:
Yangshan Industrial Park Huishan District Wuxi Jiangsu China
Quality:
Quality Certifitation Available
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Product Details
Company Profile
Product Details
20-30 Micron ISO F7 Hydraulic Piston Rods For Hydraulic Cylinder
Detailed Product Description
1. Material: CK45, ST52, 20MnV6, 40Cr, 42CrMo4, HY4700, HY4520
2. Ground and chrome plated
3. Yield strength: Not less than 355 MPa
4. Tensile strength: Not less than 610 MPa
5. Our inspection equipment: Ultrasonic flaw detector, Surface
roughness tester, Salt spray test machine, spectrometer, Chrome
thickness test equipment, Shock test machine, Rockwell hardness
tester, Microscopic hardness meter, Tensile testing machine ans so
on.
Detailed Description
1. CHEMICAL COMPOSITION(%)
Material | C% | Mn% | Si% | S% | P% | V% | Ni | Cr% | Mo | Cu |
ck45 | 0.42-0.50 | 0.50-0.80 | 0.17-0.37 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | ≤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 | ≤0.30 | ≤0.30 | |
42CrMo | 0.38-0.45 | 0.5-0.8 | 0.17-0.37 | ≤0.035 | ≤0.035 | 0.07-0.12 | ≤0.03 | 0.90-1.20 | 0.15-0.25 | ≤0.03 |
40Cr | 0.37-0.45 | 0.50-0.80 | 0.17-0.37 | ≤0.035 | ≤0.035 | ≤0.3 | 0.80-1.1 | ≤0.03 | ||
HY4700 | 0.38-0.45 | 1.20 ~1.60 | 0.30~0.50 | ≤0.035 | ≤0.020 | 0.05～0.15 | ≤0.25 | 0.10～0.20 | ≤0.15 | 0.25 |
HY4520 | 0.40 ~0.48 | 0.80 ~1.40 | 0.15 ~0.35 | ≤0.035 | ≤0.035 | ≤0.15 | ≤0.25 | ≤0.25 | ≤0.15 | ≤0.25 |
2. MECHANICAL PROPERTIES
Material | T.S / Rm(MPa) | Y.S / Rel(MPa) | A% | CHARPY | CONDITION |
ck45 | 610 | 355 | 16 | >41J | Normalized |
ck45 | 800 | 540 | 20 | >41J | Q+T |
ST52 | 500 | 355 | 22 | Normalized | |
20MnV6 | 750 | 590 | 12 | >40J | Normalized |
42CrMo4 | 980 | 850 | 14 | >47J | Q+T |
40Cr | 1000 | 800 | 10 | Q+T |
3. MICRO ALLOY STEEL
Material | MECHANICAL PROPERTIES | Surface hardness(HBW) | |||||
Rm(MPa) | Rel(MPa) | A% | Z% | KU2(J) | |||
HY4700 | Φ35 - Φ100 | 900 - 1100 | ≥650 | ≥16 | ≥35 | ≥39 | 270-340 |
＞Φ100 - Φ140 | 850 - 950 | ≥600 | ≥16 | ≥35 | ≥39 | 270-340 | |
HY4520 | Φ40 - Φ100 | 750 - 900 | ≥520 | ≥19 | ≥40 | ≥39 | 230-290 |
＞Φ100～Φ140 | 750 - 900 | ≥520 | ≥17 | ≥35 | ≥39 | 230-290 | |
4. SUPPLY CONDITION
Ground and chrome plated
5. CHROME THICKNESS
20 to 30 micron
6. SURFACE ROUGHNESS
Ra≤0.2 micron and Rt≤2 micron
7. TOLERANCES ON DIA
ISO f7 on the diameter
8.OVALITY
Half of the tolerance ISO f7
9. STRAIGHTNESS
≤0.2MM/M
10 .SURFACE HARDNESS
850-1150HV (vickers 100g)
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 117-120hours
Results evaluation according to ISO 4540 RATING 7-10
13. COHESION
No craks,breaking or detaching after thermic shock(warming up at 300 celsius degrees
and cooling in water)
14. WELDABILITY
Good
15. PACKING
Anti rust oil to be applied on material and each rod to be packed in paper sleeve
16. CERTIFICATE
All certificate related with material heat treatment and plating is required
Company Profile
Jiangsu New Heyi Machinery Co., Ltd
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.
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