... to resist corrosion effectively. Besides, the auto. argon arch welding will extend the lifespan ... such as degreasing, phosphorescing, electrostatic spraying, high-temperature ripening, etc, to ensure the stability and ... steps to protect from overheat(stop by temperature controller at 70°C, and by breaker at ... Intelligentized systems can be chosen to realize auto. control of hot water consumption. Non- ...