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China Metal Stamping Parts for Power Systems - Reliable Suppliers & Factory for Transformers and Switchgears
Product description
Given that power equipment operates in high-voltage, strong magnetic field, and complex outdoor environments for a long time, we have achieved dual breakthroughs in material selection and process control. We use special metal materials such as high magnetic induction cold-rolled silicon steel and weathering steel, and realize micron-level dimensional control through multi-station progressive stamping processes. This ensures that the magnetic permeability of core laminations is increased by more than 15%, and the fatigue strength of cabinet connectors reaches 300MPa, fully meeting the long-term full-load operation requirements of power equipment. Components with special surface passivation treatment have passed a 2000-hour salt spray test, maintaining stable performance even in harsh environments such as humidity and dust, thus significantly reducing operation and maintenance costs.
+15% Permeability
Achieved through high magnetic induction cold-rolled silicon steel and weathering steel.
300MPa Strength
Ensures the fatigue strength of cabinet connectors for long-term full-load operations.
2000h Salt Spray
Special surface passivation treatment guarantees stability in humid and dusty conditions.
30% Weight Reduction
Optimized structural designs using ANSYS simulation to maximize energy efficiency.
From transformer core punches to grounding terminals of high-voltage switchgears, from cable brackets to insulator hardware, our stamping parts have been widely used in power transmission and transformation projects of State Grid and China Southern Power Grid, as well as new energy power station projects. All products have passed ISO 9001 quality management system certification and DL standard testing in the power industry. In projects such as ±800kV UHVDC (Ultra-High Voltage Direct Current) transmission projects and large-scale wind and photovoltaic bases, we have won customer recognition.
We not only provide standardized stamping parts, but also offer customized services from material selection and mold development to mass production according to customers' equipment drawings and working condition requirements. Through simulation analysis and structural design optimization using software such as ANSYS, our products meet mechanical strength requirements while achieving a 30% weight reduction, contributing to the improvement of energy efficiency of power equipment. Choosing our metal stamping parts means choosing to fortify the safety line of the power system and empower the high-quality development of the energy industry with precision manufacturing.
Frequently Asked Questions
Q: What materials are used for your power equipment stamping parts?
We utilize high-grade metal materials, including high magnetic induction cold-rolled silicon steel and weathering steel, to ensure performance in demanding environments.
Q: How do these components perform in harsh outdoor conditions?
Our components feature special surface passivation treatment and have passed a 2000-hour salt spray test, maintaining long-term stability against humidity, dust, and corrosion.
Q: What industry standards and quality certifications do your products meet?
All of our stamping parts are certified under the ISO 9001 quality management system and have passed DL standard testing specific to the power industry.
Q: In what types of projects are your metal stamping parts used?
Our parts are widely deployed in State Grid and China Southern Power Grid projects, including ±800kV UHVDC transmission projects and large-scale wind and solar power bases.
Q: Do you offer customized stamping services?
Yes. We provide complete customization services, including material selection, mold development, and mass production based on customer drawings and specific operating conditions.
Q: How do you optimize the weight of the components without losing strength?
We use advanced simulation analysis software like ANSYS to optimize structural designs, achieving a 30% weight reduction while meeting all mechanical strength requirements.








