规范《DLT531-1994-电站高温高压截止阀、闸阀技术条件》.pdfVIP

电站高温高压截止阀、闸阀技术条件 DL/T531- 1994 目 次 卫 ， 主题内容与适用范围 ·················································‘·······················…·…525 ， 一 引用标准 ·······················································································…… 525 凡 」 术语 ·····························································································…… 526 J 马 产品分类 ··············。······，···································································…… 526 弓 ︺ 技术要求 ···················，··································································…… 527 产 0 试验方法 ········，·············································································…… 530 门 夕 . 检验规则 ········，，··································，···············，····························…… 530 吕 卜 检验标准 ··············，········································································…… 532 n ， 标志、包装、运输和保管 ··········································，···············，······…… 536 524 中华人民共和国电力行业标准 电站高温高压截止阀、 Dl,/`T531- 1994 闸阀技术条件 TechnicalSpecificationofHighTemperatureHigh PressureGlobeStopValvesandGateValvesforPowerStation 1 主题内容与适用范围 本标准规定了电站用高温、高压截止阀、闸阀的分类及产品的质量要求。 本标准适用于公称压力DN为20,25,32MPa，工作温度等于或低于4251;;工作压力 P为10,14,17MPa，工作温度为510,540,5701;工作介质为水、蒸汽的截止阀、闸 阀。 引用标准 JB2765 阀门名词术语 JB4018 电站阀门型号编制方法 ZBJ98015 承压铸钢件技术条件 GB12231阀门铸钢件外观质量要求 JB2633锅炉锻件技术条件 GB1176铸造铜合金技术条件 GB699 优质碳素结构钢技术条件 GB3077合金结构钢技术条件 GB979 碳素钢铸件分类及技术条件 GB4981 工业用阀门的压力试验 GB6414 铸件尺寸公差 GB1804 公差与配合未注公差尺寸的极限偏差 GB3595 电站阀门制造技术条件 GB5677铸钢件射线照相及底片分类方法 GB7233铸钢件超声波探伤及质量评级方法 GB9443铸钢件渗透探伤及质量评级方法 GB9444 铸钢件磁粉探伤及质量评级方法 SDB DZ系列阀门电动装置 SDZ 包装通用技术条件 中华人民共和国电力工业部