Durable Hard Chrome Shaft for Industrial Use

BAOKUN’s durable chrome shafts feature hard chrome plating for high wear resistance, smooth motion, and long service life. We ensure high-quality standards and reliable performance in every product. Customization options are available to meet specific requirements for various industrial applications.

High Wear Resistance: The hard chrome plating significantly enhances the hardness of the shaft’s surface, typically reaching hardness levels of 60 HRC or higher. This provides excellent resistance to wear, making it suitable for applications with high friction or abrasive conditions.
Corrosion Resistance: Hard chrome plated shafts offers exceptional resistance to rust and corrosion, even in harsh environments such as those with moisture, chemicals, or acidic conditions. This ensures that the shaft remains functional and durable over time.
Smooth Surface Finish: Chrome plating provides a smooth and even surface finish, reducing friction between moving parts and improving performance. It is particularly useful in applications where precision and low friction are essential.
Improved Load Bearing Capacity: The hardness and smoothness of the chrome plating allow the shaft to endure heavy mechanical loads, making it suitable for high-stress applications. The coating helps to distribute load more evenly, reducing wear and tear.
High Temperature Stability: Hard chrome plated shafts retain their structural integrity even at elevated temperatures, making them suitable for use in high-temperature environments without significant degradation.
Enhanced Durability: The hard chrome layer significantly extends the lifespan of the shaft by providing a protective barrier against mechanical wear, corrosion, and thermal damage. This makes hard chrome plated shafts ideal for long-term applications.

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Partner With Baokun - High Quality Chrome Shaft Offerings

Baokun‘s hard chrome plated shafts are widely valued for their excellent wear resistance, corrosion protection, smooth surface, and high durability. These characteristics make them suitable for a broad range of industrial applications, from hydraulic systems to automotive components and heavy-duty machinery. Their ability to improve performance and extend the lifespan of equipment makes them a key choice in demanding applications across various sectors.

At Baokun, we offer two premium chrome finishing options for industrial components: Induction Hardened Chrome Plating and Chrome Plated Only. Both shafts enhance corrosion resistance and surface hardness, but each suits different applications and performance needs.

What is Induction Hardened Chrome Plating?
Induction hardened chrome involves a heat treatment process combined with chrome plating. This process strengthens the base metal and creates an extremely hard surface layer, improving wear resistance and extending service life. The induction hardening process achieves hardness levels often above HRC 55-60, making I.H.C.P. ideal for parts subjected to heavy friction, impact, or abrasive environments.

Key Benefits:

Superior wear and abrasion resistance
Longer service life under high load conditions
Enhanced fatigue strength
Better corrosion protection compared to standard plating

What is Chrome Plated Only?
Chrome plated only parts receive a standard layer of chrome plating without additional hardening. This provides a bright, corrosion-resistant finish and moderate surface hardness. chrome plating is a cost-effective option for components that need corrosion protection and aesthetic appeal but don’t face intense mechanical wear.

Key Benefits:

Excellent corrosion resistance
Smooth, attractive finish
Lower cost than induction hardened chrome
Suitable for moderate wear conditions

Why Choose Baokun For Chome Plated Shafts?

Baokun is a direct manufacturer specializing in high-quality chrome plated shafts with customizable options. Our factory is equipped with advanced induction hardening and precise chrome plating lines, ensuring every shaft meets strict quality standards. We tailor the chrome thickness and hardness to your exact specifications, delivering durable shafts built for performance.

We maintain a large inventory and offer custom sizes to meet diverse industrial needs. Our minimum order quantity is one ton, ideal for wholesale buyers seeking reliable supply and competitive pricing. Baokun also guarantees fast shipping and a hassle-free return policy for any defective products.

With 24/7 customer support, you can count on us for responsive service and expert advice. Choose Baokun for consistent quality, tailored solutions, and competitive chrome shaft prices.

Specification of Hard Chrome Plated Shafts

Material	CK45/ SAE1045/ ST52/ SAE4140/ 20MnV6/ 42CrMo4/ 40Cr/SAE10V45/45/40X/42XM/ШХ15
Standard	GB/DIN/JIS/ASTM/GOST
Tolerance	ISO f7 -f8 (or can be customized)
Stock Length	1m – 9m
Size/Diameter	6-300 mm
Finish	Chrome Plating
Straightness	0.2/1000 mm
Surface Finishing	Polished & brush
Surface Roughness	Ra 0.2 micron (maximum)
Chrome Plating Thickness	10-30 micron
Chrome Layer Hardness	800HV (minimum)

Mechanical 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

Chemical Composition

Material	C%	Mn%	Si%	S%	P%	V%	Cr%
Ck45	0.42-0.50	0.50-0.80	0.17-0.37	≤0.035	≤0.035		≤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
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	0.50-0.80	0.17-0.37	≤0.035	≤0.035	0.07-0.12	0.90-1.20
40Cr	0.37-0.45	0.50-0.80	0.17-0.37	≤0.035	≤0.035		0.80-1.10

Applications of Hard Chrome Shafts

Hydraulic and Pneumatic Systems: Chrome shafts are commonly used in hydraulic cylinders and pneumatic actuators as piston rods or shafts. The combination of wear resistance, smooth surface, and corrosion protection makes them ideal for high-pressure fluid systems that require reliable performance and extended service life.
Automotive Industry: In automotive manufacturing, hard chrome shafts are used in components such as steering rods, suspension systems, and transmission parts. Their ability to withstand high loads, reduce friction, and resist corrosion makes them essential for enhancing the durability and efficiency of automotive systems.
Industrial Machinery: Chrome shafts are often found in industrial machinery, including CNC machines, lathes, and milling machines. The shafts are used for components that require precision and long-lasting performance under heavy loads, such as spindle shafts and guide shafts.
Printing Industry: In printing presses and related equipment, hard chrome plated shafts are used in rollers, pressure rollers, and printing cylinders. The smooth finish and wear resistance help maintain consistent print quality while extending the operational life of the equipment.
Paper and Textile Machinery: These chrome shafts are critical in the paper production and textile industries, where they are used in various parts like rollers, drive shafts, and guide shafts. Hard chrome plating provides the necessary durability and resistance to wear in environments that involve continuous, high-load operations.
Mining and Construction Equipment: Hard chrome shafts are used in mining machinery, construction equipment, and other heavy-duty applications where durability and wear resistance are essential. They are used in parts like hydraulic pistons, bushings, and shafts that operate in tough environments.
Food Processing and Pharmaceutical Industries: In these industries, hygiene and durability are key. Linear chrome shafts are used in equipment such as mixers, conveyors, and pumps where resistance to corrosion, wear, and cleaning agents is important.

FAQs

1. What is a Chrome Shaft?

A chrome shaft is a metal rod coated with a layer of chromium. The chromium layer makes the shaft hard, smooth, and resistant to wear and corrosion. This coating helps the shaft last longer in tough conditions. Chrome shafts are common in machines, vehicles, and industrial equipment. They provide strength and reduce friction, which improves performance.

Using chrome shafts can also protect parts from rust and damage, saving maintenance costs. Simply put, a chrome shaft is a durable, reliable metal rod with a protective chrome surface.

2. What are hard chrome plated shafts used for?

Hard chrome shafts are common in machines where parts face a lot of wear and tear. The hard chrome layer protects shafts from scratches, corrosion, and damage. These shafts are used in hydraulic cylinders, industrial rollers, machine tools, and other heavy equipment. The hard chrome coating helps machines last longer and reduces the need for repairs. This saves time and money in the long run.

3. What is the difference between chrome and hard chrome?

The primary difference between chrome and hard chrome lies in the thickness and hardness of the plating. Decorative chrome plating is thin and primarily used for aesthetic purposes, offering limited wear resistance. In contrast, hard chrome plating is thicker and provides enhanced hardness, wear resistance, and corrosion protection, making it suitable for industrial applications.

4. What is the hardness of a chrome shaft?

The hardness of a chrome shaft depends on the base material and the type of chrome plating applied. A standard chrome plated shaft usually has a surface hardness of 58–60 HRC, as a result of the hard chrome layer applied to the surface.

An induction hardened chrome plated shaft has a hardened steel core covered with a hard chrome layer. Its surface hardness typically reaches 65–70 HRC, providing higher wear resistance and better durability in demanding applications.