真空断路器用银及其合金钎料环 YST 1070-2015.pdf

YS/T1070-20153.1.2产品类型仟料环产品类型分为圆型环、异型环和非圆型三类，见图1一图5所示。3.1.3产品状态分为硬态(Y)、半硬态(Y2)和软态(M)三种。般以硬态供货，若需半硬态或软态产品，必须在订货合同中注明。3.2化学成分仟料的化学成分应符合表1的规定。杂质元素总量含表中所列金属杂质元素及未列的其他金属杂质元素。杂质元素总量不做出厂分析，需方如有需求，供需双方协商解决，并在订货合同中注明。表1化学成分(质量分数)%主要成分杂质含量，不大于号AgCuNi其他PbZnCd)总量BVAg96299.990.0020.0030.0010.0030.01BVAg72Cu779余量281.00.0050.0050.0030.0030.15BVAg50Cu780/875余量501.00.0050.0050.0030.0030.15BVAg45Cu780/880余量551.00.0050.0050.0030.0030.15BVAg30Cu780/945余量701.00.0050.0050.0030.0030.15BVAg70CuNi785/820余量281.020.50.0050.0050.0030.0030.15BVAg71CuNi780/800余量281.01.0士0.30.0050.0050.0030.0030.15BVAg71.5CuNi780/795余量281.07510.250.0050.0050.0030.0030.15BVAg66CuNi785/820余量32士1.)2.00.250.0050.0050.0050.0030.15BVAg63CuNi785/850余量351.02.0土0.250.0050.0050.0050.0030.15BVAg52CuPd867/900余量281.0Pd:200.50.0050.0050.0050.0030.15BVAg65CuPd845/880余量201.0Pd:15士0.50.0050.0050.0050.0030.15BVAg58CuPd824/852余量321.0Pd:100.50.0050.0050.0050.0030.15BVAg68CuPd807/810余量271.0Pd:5士0.50.0050.0050.0050.0030.15Ge:2.00.5BVAg70CuGeCo780/800余量281.00.0050.0050.0030.0030.15Co:0.3士0.10BVAg61CuIn625/710余量241.0ln:150.50.0050.0050.0030.0030.15BVAg63CuIn655/710余量271.0In:10士0.50.0050.0050.0030.0030.15BVAg60Culn650/710余量271.0ln:13士0.50.0050.0050.0030.0030.15注：新旧牌号及参考熔化温度对照表见附录A。3.3钎料环尺寸和偏差3.3.1图1所示钎料环产品的儿何尺寸及其允许偏差应符合表2的规定。2