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锆板、锆箔带等锆合金在400℃蒸汽中腐蚀试验方法

发布时间:2020-06-03 23:53:05 浏览次数 :

附录A

(规范性附录)

锆及锆合金在400℃蒸汽中腐蚀试验方法

A.1 术语

XIALIESHUYUSHIYONGYUBENFULU。

A.1.1 BIAOYANG standard

YIZHIXINGNENGDEYONGLAIPANBIESHIYANYOUXIAOXINGDESHIYANG。

A.1.2

AJISHUI grade A water

DIANZULVBUXIAOYU1.0MΩ•cm,pHWEI5.0~8.0DECHUNSHUI。

A.1.3

BJISHUI grade B water

DIANZULVBUXIAOYU0.5MΩ•cmDEQULIZISHUIHUORUANHUASHUI。

锆箔

A.2 设备与仪器

A.2.1 GAOYAFU:GAOYAFUWEI300XILIEBUXIUGANGHUONIEJIHEJINZHIZUODEYALIRONGQI,YINGZHUANGYOUYALI、WENDUCELIANGHEKONGZHIZHUANGZHI、ANQUANZHUANGZHIHEFANGQIFA。YALIHEWENDUKONGZHIXITONGYINGMANZUBENSHIYANYAOQIU,SHIYANGJIAJUJIQITANEIBUFUJIANJUNYONG300HUO400XILIEBUXIUGANGHUONIEJIHEJINCAILIAOZHIZAO。

A.2.2 SUANXIRONGQI:JUYIXIHUOJUBINGXIZHIZUODESUANXICAO。

A.2.3 CELIANGSHEBEI:TIANPING(JINGDUBUXIAOYU1×10-*g)、QIANFENCHI、KACHI。

A.3 试剂

A.3.1 AJISHUI、BJISHUI。

A.3.2 BINGTONGHEYICHUN、XIAOSUAN(HUAXUECHUN)、QINGFUSUAN(HUAXUECHUN)、LIUSUAN(HUAXUECHUN)。

A.4 试样、标样

A.4.1 试样的长×宽一般为30mm×20mm,表面经过水洗或酸洗。

A.4.2 MEIPISHIYANGHEBIAOYANGYINGFENBIEBIAOSHI。

A.5 试验要求

A.5.1 SHUIZHI:FUSHISHIYANYONGSHUIWEIAJISHUI。

A.5.2 SHIYANGSHULIANG:MEICIZHIYUGAOYAFUNEISHIYANGDEZONGMIANJIBUCHAOGUO0.1m²/L。

A.5.3 SHIYANTIAOJIANRUXIA:

——WENDU:(400SHI3)℃。

——YALI:(10.3±0.7) MPa。

——SHIJIAN:ZAIGUIDINGDEWENDUHEYALIXIA,FUSHIZONGSHIJIANZUIDUOKEBIGUIDINGSHIJIANYANZHANG8h,SHIJIANKEYIBULIANXU。

A.6 试样制备

A.6.1 YONGBINGTONGHUOYICHUNCHUYOU。

A.6.2 DUISHIYANGZHUGEJINXINGBIANHAO。

A.6.3 YONG180#、300#、400#、500#SHAZHI,CONGCUDAOXIMOZHISHIYANGBIAOMIAN,QUCHUBIANXINGCENG。

A.6.4 SUANXI:

a)RUGUOYOUSUANXIYAOQIU,SUANYETUIJIANSHIYONGYIXIAPEIBI,KEGENJUCHANPINYAOQIUDIAOZHENG:

CHUNGAOJIGAOXIHEJINSUANYEPEIBI:(3SHI1)%TIJIFENSHUDEQINGFUSUAN,(39±5)%TIJIFENSHUDEXIAOSUAN,QIYUWEIZHENGLIUSHUIHUORUANHUASHUI。

GAONIHEJINSUANYEPEIBI:(9SHI1)%TIJIFENSHUDEQINGFUSUAN,(30SHI5)%TIJIFENSHUDEXIAOSUAN,(30SHI5)%TIJIFENSHUDELIUSUAN,QIYUWEIZHENGLIUSHUIHUOQULIZISHUI。

b)MEISHENGSUANXIYESUANXIYANGPINDEBIAOMIANJIBUDAYU4dm²,SUANYEWENDU32℃~45℃,SUANXIQUCHULIANGKONGZHIZAI0.01mm~0.1mm,SUANYEYANSECHENGHUANGSESHIYINGBAOFEI,ZHONGXINPEIZHISUANYE。

A.6.5 用自来水冲洗后,用室温的B级水冲洗。

A.6.6 YONGBUDIYU80℃DEBJISHUIQINGXI10minZUOYOU。

A.6.7 JIANGSHIYANGFANGRENGANZAOXIANGZHONG,ZAI60℃~80℃GANZAO0.5h~1h,QUCHUSHIYANG,SHIWENXIALENGQUE;HUOSHIYONGREFENG,JIANGSHIYANGBIAOMIANCHUIGAN, ZAISHIWENXIALENGQUE。SHIYANGDELENGQUESHIJIANKEKONGZHIZAI15minYISHANG, ZUIZHONGBAOZHENGSHIYANGYUTIANPINGTONGWENDU。

A.7 操作步骤

A.7.1 SHIYANGJIANCHA:FUSHISHIYANGBIAOMIANYINGWUZHEDIE、LIEWEN、GUPAO、YIWU、YANGHUAJISUANBANDENG。

A.7.2 CHICUNCELIANG:CELIANGMEIGESHIYANGCHICUN,JINGQUEDAO0.01mm;BIAOMIANJIJISUANHOUXIUYUEDAO1×10-+dm,

A.7.3 CHENGZHONG:YONGGANLIANGTIANPINGCHENGZHONG,ZHISHAOJINGQUEZHI1×10-*g,MEICHENG5GESHIYANGDIAOLINGYICI。

A.7.4 GAOYAFUFUSHIJIANCE:

a)JIANGGAOYAFUNEIBIYONGBJISHUICHONGXIBUSHAOYULIANGCI。

b)JIANGSHIYANGZHUANGZAIGANJINGDESHIYANGJIASHANG,SHIYANGZHIJIANBUYINGJIECHU,YONGBJISHUICHONGXISHIYANGHESHIYANGJIA。

c)JIANGCHONGXIGUODESHIYANGJISHIYANGJIAFANGRUGAOYAFUNEI,JIARUAJISHUIYUEZHANGAOYAFUJIAMANSHUILIANGDE1/4~3/4,KOUSHANG

ZHULUOSHUANHEYAJINLUOSHUANMIBIHOU,KAISHIJIARE。

d)PAIQI:SHENGWENDAO150℃~190℃SHI,KAISHIJINXINGFANGQI,SHAOLIANGDUOCIFANGQIZHIDAOWENDUHEYALIDADAOGUIDINGZHI。

e)WENDUDAODA400℃HOUKAISHIBAOWEN,BAOWEN72hHUO336h。

f)BAOWENJIESHUHOU,DAISHANGGANJINGDESHOUTAO(HUOYONGGANJINGDENIEZI)QUCHUSHIYANG,YONGBJISHUIHUOYICHUNCHONGXIBINGLIANGGANHOU,JIANG

SHIYANGFANGRUGANZAOXIANGZHONG,ZAI60℃~80℃GANZAO0.5h~1h,QUCHUSHIYANG,SHIWENXIALENGQUE;HUOSHIYONGREFENG,JIANGSHI

YANGBIAOMIANCHUIGAN, ZAISHIWENXIALENGQUE。SHIYANGDELENGQUESHIJIANKEKONGZHIZAI15minYISHANG, ZUIZHONGBAOZHENGSHIYANGYUTIANPINGTONG

WENDU。

A.8 腐蚀结果

A.8.1 JISUAN

FUSHIZENGZHONGANSHI(A.1)JISUAN:

gongshi.jpg

A.8.2 BIAOMIANGUANCHA

FUSHISHIYANHOUJIANCHAMEIGESHIYANGBIAOMIANDEYANSE、GUANGZE、JUNYUNDU,JILUJIEGUO,WAIGUANJIANCHAYINGZAIMINGLIANGDEHUANJINGXIAJINXING。

A.9 报告

SHIYANBAOGAONEIRONGBAOKUODANBUXIANYU:

a)SHIYANSHIMINGCHENG;

b)BENBIAOZHUNBIANHAO;

c)YANGPINZHUANGTAI;

d)GAOYAFUBIANHAOHESHIYANRIQI;

e)SHIYANQIANSHUIDEDIANZULV;

f)SHIYANWENDU、YALI、SHIJIAN;

g)FUSHIZENGZHONG;

h)SHIYANGBIAOMIANZHUANGKUANG。

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