GSO EN 12570:2021由GSO 发布于 2021-07-01。
GSO EN 12570:2021在国际标准分类中归属于: 23.060.01 阀门综合。
GSO EN 12570:2021 的最新版本是哪一版?
最新版本是 GSO EN 12570:2021 。
This EN specifies the requirements for establishing the minimum size of the operating element supplied with an industrial valve regarding the force applied by one person to operate the valve under specified working conditions. This standard applies to manual operating elements of sizes from 100 mm to 1000 mm: - directly mounted on valves; - mounted on valve reduction gearboxes; - used for manual operation of power actuated valves. This standard does not apply to: - impactor handwheels; - T-keys; - chainwheels.
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