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Cast Steel Gate Valves Welding Requirements

Valves belong pressure piping components, welder's skill level and welding process direct impact on product integrity and safety, so it is important to require skill level for welder. Welding is a special process in the gate valve manufacturer, special steps necessary to have special means, including personnel, equipment, processes, materials and control. Welders should be through the process of knowledge and practical examination,before engaging in the welding operation, they hold a valid certificate.
移动暴龙捕鱼 There are safekeeping requirements of the valve rod, prevent damp electrodes, requires the air relative humidity <60%, and from floor or wall some distance. Distinguish electrode models and specifications. Do not damage the coating in the transportation and storage, especially for stainless steel welding rod, welding electrodes, cast iron welding, etc.

Gate Valve

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