盐雾试验介绍
一、盐雾试验的定义及目的
定义:
YANWUSHIYANSHIYIZHONGZHUYAOLIYONGYANWUSHIYANSHEBEISUOCHUANGZAODERENGONGMONIYANWUHUANJINGTIAOJIANLAIKAOHECHANPINHUOJINSHUCAILIAONAIFUSHIXINGNENGDEHUANJINGSHIYAN。
目的:
YANWUSHIYANYIBANYONGYUDUICAILIAO(BIAOMIANMOCENG)HUOBIAOMIANCHULIGONGYIJINXINGPINGJIA、SHAIXUAN、DUIBI。
TONGGUOYANWUSHIYANKEYIQUEDINGCHANPINZHONGQIANZAIWENTIDEQUYUHEBUWEI,FAXIANZHILIANGKONGZHIDEBUZU,XUNZHAOSHEJIQUEXIANDENG。
二、盐雾试验的分类
中性盐雾—NSS 连续喷雾(恒定环境实验)和循环盐雾(交变环境实验)
酸性盐雾--ASS
铜离子加速盐雾--CASS
SHIYANLEIXING |
SHIYANTIAOJIAN |
YINGYONGQINGKUANG |
YINGYONGFANWEI |
NSS |
YANSHUINONGDU:5%/50g/l(ZHILIANGBI) PHZHI:6.5-7.2 XIANGTIWENDU:35℃ CHENJIANGLIANG:1-2ml/h |
SHIYONGJIAODUO |
SHIYONGYUSUOYOUCHANPINHECAILIAO |
ASS |
PHZHI:3.1-3.3(JIAYISUAN) QITATONGNSS |
SHIYONGJIAOSHAO
|
SHIYONGYUNIE-GEZHUANGSHIXINGDUCENGHUOZHELVYANGJIYANGHUATUCENG,HUOZHESUANYUHUANJINGSHIYONGDECHANPINHUOCAILIAO |
CASS |
Cucl2.2H2O:0.26±0.02g/l PHZHI:3.1-3.3(JIAYISUAN) XIANGTIWENDU:35℃ CHENJIANGLIANG:1-2ml/h |
TEDINGSHIYONG |
GENGSHIHEYUNIE-GEZHUANGSHIXINGDUCENG |
三、盐雾试验的原理
四、盐雾腐蚀机理