1. Descriptions of Ck45 Chromed Piston Rod
| Size: | Ø 6-300mm |
| Length: | 3m -8m |
| Material: | 45# DIN CK45/JIS 45C/ST52/20MnV6/42CrMo4/40Cr |
| Tolerance | ISO f7 |
| Chrome thickness: | 20~30micron |
| Hardness of the chrome layer: | 850HV(min) |
| Roughness: | Ra 0.2micron (max) |
| Straightness: | 0.2/1000mm |
| Yield Strength | ≥320 Mpa |
| Tensile Strength | ≥580 Mpa |
| Elongation | ≥ 15% |
| Supply condition: | 1.Hard chrome plated |
| 2.Induction hardened | |
| 3.Quenched & Tempered | |
| 4.Induction hardened with Q&T |
2. Pictures of Chromed Plated Piston Rod
3. 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 |
4. 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 |
5. Product details
6. More Products to Choose
>>Honed tube >>Piston rod
7. Advantage of Product
1)Professional & skilled, reliable.
2)One-stop total solution
3)ready stock goods with fast delivery
4)Customizable: Non-standard sizes are also available
5)Small quantity is acceptable
6)Cash back: Refund or replacement for any product faulty
8.Quality measurement system
9. Applications of Product
10. Packing of Product
1. Introduction of Company
JIANNING METALS GROUP was established in 2001, With more than 10 years import and export experiences Jianning Metals has been an influential exporter in the global metal products market. More than 160 customers from 26 countries and regions have established long-term business relationships with us.
Our main business range is listed as follows:
Carbon Seamless Steel pipe/tube
Hydraulic cylinder tube(Honed tube)
Hard chrome plated rod/bar/shaft(Piston rod)
Auto exhaust system: (exhaust pipe, muffler tips, carbon steel and stainless steel mufflers, flexible pipe)
We sincerely welcome friends from all over the world contact us to establish mutually beneficial business relationships
2. Our Company View
3. Our Customers
1.Q: How many days of your delivery?
A: The general delivery is 30~50 days according to your quantity.
2.Q: What's your main market?
A: We mainly export to Middle East and South Eastern Asia. And this year our products enter into South America.
3.Q :Are you factory?
A:Yeah, we are.
4.Q :Which countries do you export to?
A: America, India, Korea, Pakistan, Turkey, Iran and so on.
5.Q :What is the delivery time?
A: If we have stock, we can send goods within 20days. If not, we will delivery goods within 30-45days
6.Q: What is your main payment itme?
A: T/T and L/C