一、雙層油罐封頭管口的制作

YAOJIANGGUANKOUHANJIEZAIFENGTOUSHANG，SHOUXIANWOMENYINGGAIZHIZUOPTFEFENGTOUGUANKOU，GENJUGANGZHIFENGTOUGUANKOUNEIJINGDEDAXIAOBINGQIEANZHAOYIDINGDEBILILIYONGFENMOMOYAGONGYIZHIZAOGUANKOU，ZAI380ZHENGFU5SHESHIDUXIAJINXING8XIAOSHISHAOJIE，WANCHENGHOUJIANGSHAOJIEHAODEGUANKOUYONGCHECHUANGCHEDAOHESHIDECHICUN，DAOZHESHIJIUGONGXINISHUANGCENGYOUGUANGUANKOUDEZHIZUONIYIJINGWANCHENG。

二、雙層油罐封頭管口的開孔

篮球比分 JIANGCHOUHAODEFENGTOUFANGRUGANGZHIFENGTOUNEI，LIYONGTOUGUANGYUANLIDUIQIJINGQUEKAIKOU，ZHUYISHUANGCENGYOUGUANFENGTOUFANGRUSHIBIXUYUGANGZHIFENGTOUWENHE，FOUZEZUIZHONGSHEBEIDINGXINGSHIRONGYICHUXIANGUBAO，POLIEDENGQIANZAIWEIHAI。

三、雙層油罐封頭管口的焊接

1.REYALIHANJIE：ZAIREYALIHANJINXINGZHIQIANWOMENYAOZHIDAOBIYAODELILUNCHANGSHI，REYALIHANSHIRERONGHANJIEDEYIZHONG，TIGONGCHONGFENDERELIANGHEZUGOUDEYALI。ZAIZHELIWOMENBIXUBAOZHENGHANJIEJIEMIANWENDUBIXUDADAO673.15K，YALIDADAO1-2MPa，YINCIWEIBAOZHENGHANJIEDEJINXINGWOMENXUYAOZUOXIANGYINGDEMOJUBAOZHANGREYALIHANJIECHENGGONGWANCHENG。YIQIEWANCHENGHOUJIANGFEPBOMOZHIYUGUANKOUYUFENGTOUDEJIEMIANJIAYAJIAWENJIUKEYIHANJIELE。

2.REFENGHANJIE：TONGYANGSHUANGCENGYOUGUANDEREFENGHANJIEYESHIRERONGHANJIEDEYIZHONGXIANGDUIYUREYALIHANJIEJIUJIANDANDUOLEBUXUYAONEIMEDUODEMOJU，JIANGGUANKOUFANGHAOHOULIYONGPFAHANTIAOHEGAOYU713KDEREFENGHANQIANGXIANDUIPFAJINXINGYURERANHOUZHIYUHANFENGSHANGJINXINGLIANXUHANJIE。

篮球比分 YISHANGJIUSHIYUNNANSHUANGCENGGUANFENGTOUGUANKOUZAIZHIZUO、KAIKONG、HANJIESANGEFANGMIANDEJUTIGONGYI，NINDUICILEJIELEMA？XIANGYAOLEJIEGENGDUOGUANYUYUNNANSHUANGCENGGUANDENEIRONG，QINGSUISHIGUANZHUWOMENDEZUIXINZIXUN。