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| 术数据和性能参数Technical data and performance parameter： 公称压力：Nominal pressure: 1.0 Mpa, 1.6 Mpa, 2.5 Mpa, 4.0MPa(ANSI Class 125, 150lb, 300lb) 规格 :Nominal size: DN15~DN300 (1/2"-12")上海工良阀门有限公司 结构长度Face to face dimension: DIN3202, ANSI B16.10 or on client’s design 法兰连接尺寸Flange connection dimension: DIN2501, ANSIB16.5 or on client’s design 测试标准Pressure test: API 598, API6D 适用温度Suitable temperature: -40℃~180℃ 适用介质Suitable medium: This globe valve can be applied in various concentrations of Acid, Alkali, Aqua regia and strong chloridizing etc (except the high-temperature melting alkali metals, element fluorine & chlorine-trifluoride). 操作方式operation style: Handwheel, bevel gear, electric, pneumatic, hydraulic. 主要零件材料 Main parts material：
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