Jiangsu New Heyi Machinery Co., Ltd
| 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 |
| Product | Hollow piston rod |
| Raw Material | CK45 ,ST52 ,20MnV6 ,42CrMo4 ,40Cr |
| External Diameter | 6mm - 1000mm |
| Length | 1000mm - 8000mm |
| Surface treatment | Hard chrome plating |
| Standard | DIN,API,ASTM,SAE,AISI,GB,JIS |
| Brand Name | HY |
| Certification | IS09001:2008 |
| Place of Origin | China |
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Product Specification
| 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 | Product | Hollow piston rod |
| Raw Material | CK45 ,ST52 ,20MnV6 ,42CrMo4 ,40Cr | External Diameter | 6mm - 1000mm |
| Length | 1000mm - 8000mm | Surface treatment | Hard chrome plating |
| Standard | DIN,API,ASTM,SAE,AISI,GB,JIS | Brand Name | HY |
| Certification | IS09001:2008 | Place of Origin | China |
| High Light | Shock Absorber Hollow Piston Rod ，42CrMo4 Hollow Piston Rod ，42CrMo4 hollow steel rod | ||
Custom Hollow Shock Absorber Boom Hydraulic Cylinder Pistons Rods
| Name | Piston Rod |
| Diameters | 6-300mm |
| Length | 100mm-1200mm |
| Steel grade | DIN CK45 JIS 45C ASTM 1045 SAE 1045 AISI 1045 |
| Tolerance | ISO f7 |
| Chrome thickness | 20μm(min) |
| Hardness of the chrome layer | 850HV(min) |
| Roughness | Ra 0.2μm(max) |
| Straightness | 0.2/1000mm |
| Mechanical Properties(ck45) | Yield strength≥20Mpa Tensile strengh≥80 Mpa Elongation≥5% |
| Supply condition | 1. Hard chrome plated |
| 2. Induction hardened | |
| 3. Quenched & Tempered | |
| 4. Induction hardened with Q&T |
Detailed Description
1.CHEMICAL COMPOSITION
| Material | C% | Mn% | Si% | S% | P% | V% | Cr% |
| Ck45 | 0.42-0.50 | 0.50-0.80 | 0.04 | 0.035 | 0.035 |
|
|
| ST52 | 0.22 | 1.6 | 0.55 | 0.035 | 0.04 |
|
|
| 20MnV6 | 0.16-0.22 | 1.30-1.70 | 0.10-0.50 | 0.035 | 0.035 | 0.10-0.20 |
|
| 42CrMo4 | 0.38-0.45 | 0.60-0.90 | 0.15-0.40 | 0.03 | 0.03 |
| 0.90-1.20 |
| 40Cr | 0.37-0.45 | 0.50-0.80 | 0.17-0.37 |
|
|
| 0.80-1.10 |
2.MECHANCIAL PROPERTIES
| Material | T.S N/MM2 | Y.S N/MM2 | E%(MIN) | CHARPY | CONDITION |
| CK45 | 610 | 355 | 15 | >41J | NORMALIZE |
| CK45 | 800 | 630 | 20 | >41J | Q + T |
| ST52 | 500 | 355 | 22 |
| NORMALIZE |
| 20MnV6 | 750 | 590 | 12 | >40J | NORMALIZE |
| 42CrMo4 | 980 | 850 | 14 | >47J | Q + T |
| 40Cr | 1000 | 800 | 10 |
| Q + T |
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
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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