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1、化工法兰标准板式平焊钢制管法兰（欧洲体系）HG20593-971. 主题内容与适用范围本标准规定了板式平焊钢制管法兰（欧洲体系）的型式、尺寸、技术要求和有关使用规定。本标准适用与公称压力PN0.25MPa（2.5bar）PN2.5MPa（25bar）的板式平焊钢制管法兰。本标准规定了板式平焊法兰适用于HG20592所规定的A.B两个钢管外径系列。2. 引用标准HG20592 钢制管法兰型式、参数（欧洲体系）HG20603 钢制管法兰的技术条件（欧洲体系）HG20604 钢制关法兰压力-温度等级（欧洲体系）HG20605 钢制管法兰焊接接头和坡口尺寸（欧洲体系）HG20613 钢制管法兰用紧固件
2、（欧洲体系）HG20614 钢制管法兰，垫片，紧固件选配规定（欧洲体系）3. 法兰密封面型式以及适用范围法兰的密封面型式有突面（RF）全平面（FF）两种.其尺寸选用按HG20592规定.突面法兰的密封面尺寸包括在法兰厚度内，各中密封面的型式法兰适用压力如下表：密封面型式公称压力PN , MPa（bar）0.25（2.5） 0.6（6）1.0（10） 1.6（16）2.5（25）突面（RF）DN10-DN10-600全平面（FF）DN10-600-HG20593-97 PN0.25MPa(2.5bar)板式平焊钢制管法兰(/08/14公称通径DN管子外径A1连接尺寸法兰内径B1法兰 理论 重量K
3、GAB法兰外径D螺栓孔中心圆直径K螺栓 孔直径L螺栓 孔数量n螺纹Th法兰厚度CAB1017.2147550114M101218150.361521.3188055114M101222190.412026.9259065114M101427.5260.602533.73210075114M101434.5330.733242.43812090144M121643.5391.194048.345130100144M121649.5461.385060.357140110144M121661.5591 1.516576.176160130144M121677.5781.858088.9891901
4、50184M161890.5912.94100114.3108210170184M16181161103.41125139.7133240200188M1620141.51354.53150168.3159265225188M1620170.51615.14200219.1219320280188M1622221.52226.852502732733753351812M1624276.52768.96300323.93254403952212M2024327.532811.9350355.63774904452212M2026359.538114.3400406.44265404952216M
5、20284114301 17.14504574805955502216M203046248520.55005085306456002220M2032513.55351 23.76006106307557052620M2436616.563633.77007117208608102624M243671572444.28008138209759203024M273881782458.6900914920107510203024M274091892469.1100010161020117511203028M27421020102479.4120012191220137513203032M274412
6、23122498.6140014221420157515203036M274814261424124.4160016261620179017303040M275116301624166.818001829 1820199019303044M275418331824197.520322020219021303048M275820362024234.6HG20593-97 PN0.6MPa(6bar)板式平焊钢制管法兰 (/08/23 13:42)公称通径DN管子外径A1连接尺寸法兰内径B1法兰 理论 重量KGAB法兰外径D螺栓孔中心圆直径K螺栓 孔直径L螺栓 孔数量n螺纹Th法兰厚度CAB101
7、7.2147550114M101218150.361521.3188055114M101222190.412026.9259065114M101427.5260.602533.73210075114M101434.5330.733242.43812090144M121643.5391.194048.345130100144M121649.5461.385060.357140110144M121661.5591.516576.176160130144M121677.5781.858088.989190150184M161890.5912.94100114.3108210170184M161811
8、61103.41125139.7133240200188M1620141.51354.53150168.3159265225188M1620170.51615.14200219.1219320280188M1622221.52226.852502732733753351812M1624276.52768.96300323.93254403952212M2024327.532811.9350355.63774904452212M2026359.538114.3400406.44265404952216M202841143017.14504574805955502216M203046248520.
9、55005085306456002220M2032513.553523.76006106307557052620M2436616.563633.77007117208608102624M244071572449.18008138209759203024M274481782467.8900914920107510203024M274891892482.9100010161020117511203028M27521020102498.3120012191220140513403332M30x26012231224163.1140014221420163015603636M33x2681426142
10、4244.1160016261620183017603640M33x27616301624309.0180018291820204519703944M36x28418331824408.0I20322020226521804248M39x29220362024538.0HG20593-97 PN1.0MPa(10bar)板式平焊钢制管法兰 (/08/23 14:05)公称通径DN管子外径A1连接尺寸法兰内径B1法兰 理论 重量KGAB法兰外径D螺栓孔中心圆直径K螺栓 孔直径L螺栓 孔数量n螺纹Th法兰厚度CAB1017.2149060144M121418150.611521.3189565144M121422190.682026.92510575144M121627.5260.942533.73211585144M121634.5331.123242.438140100184M161843.5391.864048.345150110184M161849.5462.125060.357165125184M162061.5
