阀门铸造的优点如下：

YI、FAMENZHUZAOSHENGCHANYOU、QUEDIAN：

      1、YONGZHUZAOFANGFAKEZHICHENGXINGZHUANGFUZA，TEBIESHIJUYOUFUZANEIQIANGDEMAOPI。

      2、ZHUZAODESHIYINGXINGHENGUANG，LINGHUOXINGHENDA。GONGYEZHONGCHANGYONGDEDUOZHONGJINSHUCAILIAODOUKEYONGYUZHUZAO。RU：TANGANG、HEJINGANG、ZHUTIE、QINGTONG、HUANGTONG、LVDENGTEBIESHIYONGDEHAODUODEZHUTIE，ZHINENGYONGZHUZAOLAISHENGCHANMAOPI。ZHUJIANZHONGLIANGKEXIAODAOZHIYOUJIKE，ZHONGDAJIBAIDUN，BIHOUKEYOU1mm DAO1m ZUOYOU。SHENGCHANDAJIAN，ZHUZAOYOUSHIYOUWEIMINGXIAN。

      3、ZHUZAOSUOYONGDEYUANCAILIAODADOULAIYUANGUANG，JIAGEDILIAN，RU：QIEXUE、FEIGANG、BAOFEIDEJIJIAN，CHONGPIDENG。

      4、ZHUJIANXINGZHUANGYULINGJIANXIANGSI，JIANSHAOLEQIEXUEJIAGONGDEGONGZUOLIANG，JIEYUEJINSHU。

ER、FAMENZHUZAOYECUNZAIZHEYIXIEWENTI：

      1、JIXIEXINGNENGBURUDUANJIANGAO，SHIDEZHUJIANXIANDEXIANGDANGBENZHONG。

      2、ZHUZAOGONGXUJIAODUO，QIEYIXIEGONGYIGUOCHENGWUFAQINGQUEKONGZHI，ZHEIJIUZAOCHENGZHUJIANZHILIANGBUGOUWENDING，FEIPINLVJIAOGAO。

      3、CIWAI，LAODONGTIAOJIANCHA，QIANGDUGAO。