ABOUT US
Quality is Our Core Competitiveness
Wuxi Junteng Fanghu Alloy Casting Co., Ltd.
Since 2006, we have been dedicated to designing and manufacturing alloy steel components. We are OEM Cast Drive Roller With Cast Link Belt Suppliers and Cast Drive Roller With Cast Link Belt Factory.
Our primary products include heat treatment fixtures, radiant tubes, furnace rollers, fan blades, furnace rails, wheels, and various other alloy parts for furnaces. We offer technical assistance to customize or optimize your heat treatment fixtures, helping our customers discover cost-effective solutions to enhance the efficiency of their heat treatment operations.
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Wuxi Junteng Fanghu Alloy Casting Co., Ltd.
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Certificate Of Honor
  • 2015 Outstanding Supplier
  • 2016 Outstanding Supplier
  • 2017 Outstanding Supplier
  • 2018 Outstanding Supplier
  • China Heat Treatment Industry Association
  • Foreign Trade Registration Form
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News
  • Item Content Explanation Definition Cast components that retain dimensional accuracy and structural integrity under severe wear, impact, and corrosion conditions. Produced fro...

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  • 1. Uniform heat distribution Through precise airflow guidance, the Furnace Fan Blades quickly circulate hot air within the furnace chamber, eliminating hot spots and ensuring unif...

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  • 1. Definition and Composition Carbon fiber composite material is a lightweight, high-strength material formed by combining high-strength carbon fibers as reinforcement with resin, ...

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  • High temperature resistant heat treatment baskets: 1200℃ high temperature resistance + strong anti-oxidation, long-lasting and durable without baskets replacement! In high-temperat...

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Customized Other Heat-resistant Steel Parts Industry knowledge

How to determine if an Other Heat-resistant Steel Part possesses high-temperature resistance?

1. High-Temperature Hardness and Strength Testing: Measure hardness using a Vickers or Shore hardness tester at operating temperatures such as 600°C and 800°C. Hardness remaining within the design range indicates sufficient strength at high temperatures.

Simultaneously perform high-temperature tensile or yield strength tests and record the stress-strain curve to ensure good elongation at the target temperature.

2. Magnetic Particle Examination: Magnetic particle examination of martensitic or ferritic alloys can quickly detect internal cracks, incomplete penetration, or heat treatment defects, which are often precursors to high-temperature failure.

3. Liquid Penetrant Examination: Coating the surface with a penetrant and developing it allows for the detection of minute surface cracks or pores, particularly suitable for complex geometries such as heat-treated fixtures and radiant tubes.

4. Ultrasonic or Phased Array Inspection: Ultrasonic testing assesses internal defects, interlayer debonding, or weld quality using time-of-flight or echo attenuation. Suitable for large components such as thick furnace rollers and furnace rails.

How to prevent cracking or deformation in Other Heat-resistant Steel Parts during high-temperature processing (e.g., heat treatment, welding)?

1. Reasonable Preheating and Uniform Heating: Use segmented preheating to reduce the temperature gradient and prevent surface cracking due to thermal shock.

2. Controlled Cooling Rate and Stress Relief: Use slow cooling or segmented air cooling to keep residual stress below 0.2%; if necessary, perform low-temperature tempering to relieve stress.

3. Welding Process Optimization: Use low-heat-input TIG/EB welding, followed by post-weld heat treatment to reduce hardening in the weld zone and prevent brittle cracking caused by hardening.

4. Surface Protection and Oxide Layer Management: Pre-oxidize the workpiece before high-temperature treatment or apply a high-temperature resistant ceramic coating to maintain a dense oxide film and prevent liquid metal penetration that could cause cracks.

5. Geometric Design and Stress Concentration Control: Avoid sharp corners and abrupt cross-sectional changes. Use rounded corners or transition sections to reduce local stress concentration and significantly decrease the probability of crack initiation.