Products
Hard Chrome Plated Hollow Bar
Description
Hollow shafts can be manufactured from various materials depending on the specific requirements of the application. Below is an overview of the characteristics of hollow shafts made from SAE 1020, STKM13C, A106B, and St52:
1. SAE 1020
- Material Characteristics: SAE 1020 is a low-carbon steel with a carbon content of approximately 0.20%. It offers excellent weldability and machinability, making it highly suitable for cold forming processes.
- Strength and Toughness: It possesses moderate strength and toughness, ideal for low-to-medium stress applications.
- Corrosion Resistance: It has poor corrosion resistance and typically requires anti-corrosion treatments, such as electroplating or specialized coatings.
- Applications: Commonly used for automation equipment components, structural tubing, and low-pressure fluid pipelines.
2. STKM13C
- Material Characteristics: STKM13C is a carbon steel structural tubing grade with good mechanical properties and workability. It is frequently produced via cold drawing to enhance surface quality and dimensional precision.
- Strength and Toughness: Suitable for medium-stress environments, it balances strength and toughness, making it reliable under dynamic loads.
- Corrosion Resistance: It offers standard corrosion resistance; best suited for low-corrosive environments or used with protective treatments to extend service life.
- Applications: Widely used in automotive parts, bicycle frames, structural supports, and hydraulic tubing.
3. A106B
- Material Characteristics: A106B is a seamless carbon steel pipe grade designed for high-temperature and high-pressure environments. It also features excellent weldability.
- Strength and Toughness: It provides good strength and ductility, maintaining stable mechanical performance even at elevated temperatures.
- Corrosion Resistance: While it has decent oxidation resistance at high temperatures, its general corrosion resistance is limited, requiring anti-corrosion measures for standard environments.
- Applications: Primarily used in oil and gas pipelines, steam lines, and other scenarios involving high-temperature and high-pressure conditions.
4. St52
- Material Characteristics: St52 is a low-alloy, high-strength structural steel. It contains small amounts of alloying elements (such as manganese) to enhance both strength and wear resistance.
- Strength and Toughness: It exhibits superior strength and toughness, making it particularly well-suited for high-stress applications and dynamic loading.
- Corrosion Resistance: Its corrosion resistance is slightly higher than standard carbon steel, but surface protection is still necessary in corrosive environments.
- Applications: Ideal for construction machinery, lifting equipment, heavy-duty truck frames, and industrial machinery requiring high mechanical performance.
1. SAE 1020
- Material Characteristics: SAE 1020 is a low-carbon steel with a carbon content of approximately 0.20%. It offers excellent weldability and machinability, making it highly suitable for cold forming processes.
- Strength and Toughness: It possesses moderate strength and toughness, ideal for low-to-medium stress applications.
- Corrosion Resistance: It has poor corrosion resistance and typically requires anti-corrosion treatments, such as electroplating or specialized coatings.
- Applications: Commonly used for automation equipment components, structural tubing, and low-pressure fluid pipelines.
2. STKM13C
- Material Characteristics: STKM13C is a carbon steel structural tubing grade with good mechanical properties and workability. It is frequently produced via cold drawing to enhance surface quality and dimensional precision.
- Strength and Toughness: Suitable for medium-stress environments, it balances strength and toughness, making it reliable under dynamic loads.
- Corrosion Resistance: It offers standard corrosion resistance; best suited for low-corrosive environments or used with protective treatments to extend service life.
- Applications: Widely used in automotive parts, bicycle frames, structural supports, and hydraulic tubing.
3. A106B
- Material Characteristics: A106B is a seamless carbon steel pipe grade designed for high-temperature and high-pressure environments. It also features excellent weldability.
- Strength and Toughness: It provides good strength and ductility, maintaining stable mechanical performance even at elevated temperatures.
- Corrosion Resistance: While it has decent oxidation resistance at high temperatures, its general corrosion resistance is limited, requiring anti-corrosion measures for standard environments.
- Applications: Primarily used in oil and gas pipelines, steam lines, and other scenarios involving high-temperature and high-pressure conditions.
4. St52
- Material Characteristics: St52 is a low-alloy, high-strength structural steel. It contains small amounts of alloying elements (such as manganese) to enhance both strength and wear resistance.
- Strength and Toughness: It exhibits superior strength and toughness, making it particularly well-suited for high-stress applications and dynamic loading.
- Corrosion Resistance: Its corrosion resistance is slightly higher than standard carbon steel, but surface protection is still necessary in corrosive environments.
- Applications: Ideal for construction machinery, lifting equipment, heavy-duty truck frames, and industrial machinery requiring high mechanical performance.
Feature
- Material：STKM13A、STKM13C、SAE1020、A106B、ST52
- External Diameter Accuracy：h7, h8, f7, f8, g6
- Thickness of Chrome Layer：＜Φ20 15μm min.
- ≧ Φ20 20μm min.
- Hardness of Chrome Layer： HV850 min. (0.1)
- Surface Roughness：Ra 0.2μm max.
Application
Hard Chrome Plated Hollow Bars are typically used in hydraulic and pneumatic systems as cylinder barrels or in applications requiring telescoping functionality, providing high strength and corrosion resistance.