CK45 Hard Chrome Bar Suppliers
Product Introduction
JINYO is a manufacturer integrating R&D, production, sales and service. Its business covers the fields of hydraulic transmission, precision steel pipes and engineering machinery accessories. The company uses advanced honing and grinding machine technology, has unique production and processing capabilities for customized chrome plated rod, hard chrome bar, hydraulic piston rod and hydraulic cylinder tube,honed tubes, SRB tube, and is committed to providing the highest standards of quality and the best service worldwide.


Customized services
JINYO has professional production technicians and advanced production equipment, and can customize the production of chrome-plated rods and honed tubes according to the application requirements of different industries. Whether it is a specific diameter, length or surface finish, we are able to provide chrome-plated rods to meet the needs of your hydraulic system.
In addition to the customization of chrome-plated rods, chrome-plated rods also have excellent durability. The hard chrome-plated surface ensures minimal friction and wear, allowing the hydraulic cylinder to operate smoothly and efficiently. This not only improves the overall performance of the system, but also reduces maintenance requirements, thereby saving costs and increasing productivity. Chrome-plated rods are widely used for hydraulic systems.

Product parameters
| 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 | — | — | ||||
| SAE10V45 | 0.40-0.48 | 0.80-1.40 | 0.15-0.35 | 0.15 | 0.035 | 0.15 | 0.25 | ||||
| 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 | — | 0.80-1.1 | ||||||
| Mechanical Properties | |||||||||||
| Material | T.S | Y.S | EL | Charpy | Condition | ||||||
| (N/mm") | (N/mm") | %(min) | |||||||||
| CK45 | 610 | 355 | 15 | >41J | Hard chrome rod | ||||||
| CK45 | 800 | 630 | 20 | >41J | Q+T | ||||||
| ST52 | 500 | 355 | 22 | - | Hard chrome rod | ||||||
| 42CrMo4 | 980 | 850 | 14 | >47J | Q+T | ||||||
| 40Cr | 1000 | 800 | 10 | — | Q+T | ||||||
Product Features
CK45 chrome plated bar is a medium-tensile carbon steel made from CK45 material and supplied in a cold drawn or turned, precision ground, polished, chrome plated, and final polished condition. With a tensile strength of 670-800 Mpa and a yield strength of approximately 520 Mpa (75Ksi), CK45 steel is a strong and durable material.
CK45 is equivalent to the SAE 1045 standard, so this product is also referred to as the 1045 chrome plated rod or 1045 Chrome Bar.
Our precision piston rod is a high-quality product designed for use in hydraulic and pneumatic cylinders.It is made from materials such as CK45, 40Cr, and 42CrMo, ensuring excellent durability and resistance to wear and tear.
Chrome plated rod the precision machining process guarantees a smooth and accurate surface finish, making it ideal for high-performance applications.
With its precise dimensions and exceptional strength, our chrome piston rod offers superior performance and reliability. Whether you need it for industrial machinery, construction equipment, or other heavy-duty applications, our precision chrome piston rod is an excellent choice.
Product Display

Inspection and packaging drawings

