Jiangsu New Heyi Machinery Co., Ltd
| Payment Terms | T/T, L/C |
| Supply Ability | 30tons a day |
| Delivery Time | 30days |
| Packaging Details | Anti rust oil to be applied on material and each rod to be packed in paper sleeve |
| Raw material | Micro alloy steel |
| Product name | Hard chrome plated rod |
| Surface treatment | Hard chrome plated |
| Hard chrome thickness | 20 - 30 micron |
| Ovality | Half of the tolerance ISO f7 |
| Straightness | Not more than 0.2 MM/M |
| Brand Name | HY |
| Certification | ISO9001:2008 |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | T/T, L/C | Supply Ability | 30tons a day |
| Delivery Time | 30days | Packaging Details | Anti rust oil to be applied on material and each rod to be packed in paper sleeve |
| Raw material | Micro alloy steel | Product name | Hard chrome plated rod |
| Surface treatment | Hard chrome plated | Hard chrome thickness | 20 - 30 micron |
| Ovality | Half of the tolerance ISO f7 | Straightness | Not more than 0.2 MM/M |
| Brand Name | HY | Certification | ISO9001:2008 |
| Place of Origin | China | ||
| High Light | Hard Chrome Plated Bars ，High Strength Chrome Plated Tubing | ||
Micro Alloy Steel Hard Chrome Plated Bars With High Strength For Hydraulic Cylinder
Detailed Product Description
1. Material: CK45, 20MnV6, ST52, 42CrMo4, 40Cr, HY4520, HY4700
2. Professional piston rod manufacturer
3. Yield strength: Not less than 355 MPa
4. Tensile strength: Not less than 610 MPa
5. High quality, good reputation
6. Application: Mining machinery industry, textile / printing industry and 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 |
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| 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 | |
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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. COHESION
No craks,breaking or detaching after thermic shock(warming up at 300 celsius degrees
and cooling in water)
13. CORROSION RESISTANCE
Test in natural salt spray according to ASTM B 117-120hours
Results evaluation according to ISO 4540 RATING 7-10
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 Details
Business Type:
Manufacturer
Year Established:
1999
Total Annual:
10 Million-11 Million
Employee Number:
200~300
Ecer Certification：
Verified Supplier
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&... 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&...
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