给水工程、燃气工程钢管选用，合金钢管厂给出合理建议

[ 关键词：给水工程钢管选用 燃气工程钢管选用 　发表日期：2021-07-15 ]

　　SHUIHERANQIZUIHELIDESHUSONGDOUSHIYONGGUANDAOSHUSONG。JISHUIGONGCHENGZHONG，XIANDAIHUADESHUICHULICHANG，CONGSHUIYUANDIQUSHUIHOU，JINGCHENDIAN、GUOLVJINRUQINGSHUICHI，ZAIYONGBENGSONGZHICHENGQUGUANWANG，ZHIDAYONGHU。GANXIANGUANDAODEYALIJIAOGAO（ 1.6 －2.4MPa） , CHENGQUGUANWANGDEYALIYIBANWEI 0.5 －1.0MPa，CAINENGBAOZHENGJUMINZHENGCHANGYONGSHUI。SUIZHERENMENSHENGHUOZHILIANGDETIGAO，JUZHUQUYUNEIDEJISHUIGUANDAO，KEFENWEIYINYONGSHUIGUANDAO、PUTONGYONGSHUIGUANDAO、RESHUIGUANDAODENG。 RANQIGONGCHENG，ANYONGTUFENWEICHENGQUGUANWANG、TINGYUANGUANWANG、HUNEIGUANDAO。ANYALIFENWEIGAOYAGUANDAO（ 0.3< P≤ 0.8 。 P－YALI，DANWEI MPa） 、CIGAOYAGUANDAO（ 0.15<P≤ 0.3 ） 、ZHONGYAGUANDAO （ 0.005< P ≤ 0.15 ） 、DIYAGUANDAO （ P≤ 0.005） 。

　　GEZHONGGUANDAODOUYOUZIJITEDINGDEGONGNENG，DUIQIGEYOUYANGEYAOQIU。CHENGSHIGUANDAOZONGDEYAOQIUSHI：BUWEIJIANQUAN，JINLIANGWENBIFUSHE，FANGFUXINGNENGHAO，SHIYONGSHOUMINGZHANG，TOUZISHENG，CAOZUOWEIXIUFANGBIAN。DUIYUJISHUIGUANDAO，HAIYAOQIUBUWURANSHUIZHI，BUZISHENGXIJUN。DUIRANQIGUANDAODETESHUYAOQIUSHIYAOYOUZUGOUDEQIANGDU、BUXIELOUDENG。

针对以上内容，合金钢管厂给出建议：

　　JISHUIGONGCHENG、RANQIGONGCHENGGUANXIQIANJIAWANHU，JIYONGHUTIGONGANQUANKEKAODEGUANDAORANQI，GONGJIRENMENQINGJIEWEISHENGDEZILAISHUI，SHIJUECEZHEHEZHUANYESHEJIRENYUANDEZHIZE。GONGCHENGJUECE、SHEJIGUOCHENGZHONGGANGGUANXUANYONG，YINGYIJIAOXIAODETOURUHUODEJIAODAMANYIDU。 BENZHONGXINGENJUSHENRUDELILUNYANJIUHEZHANGQISHIJIANJINGYAN，TICHUYIXIAJIANYI，GONGLINGDAOHEZHUANJIACANKAO。

JISHUIGONGCHENG：

1）CHENGSHIGONGSHUIGANXIANGUANDAO（ DN500－DN800），YIXUANYONGLUOXUANFENGMAIHUHANGANGGUAN，NEIBIYONGWUDUXINGHUANYANGFENMOTUFU，WAIBIYONGSANCENG PE FANGFUHUOHUANYANGFENMOFANGFU。

2）CHENGSHIGONGSHUIZHIXIAN （ DN300－DN500） YIXUANYONGLUOXUANFENGMAIHUHANGANGGUAN，NEIWAIBIJUNCAIYONGHUANYANGFENMOFANGFU。

3）TINGYUANGUANWANG（ DN100－DN300），YIXUANYONG ERWGANGGUANHUOLUOXUANFENGMAIHUHANGANGGUAN，NEIWAIBIJUNCAIYONGHUANYANGFENMOTUFUFANGFU。

4）JINHULIGUAN（ DN20－DN50），YIXUANYONGGANGSUFUHEGUAN，GANGGUANJITI，NEIWAIBIDUXIN，NEIWAIBIHUANYANGFENMOTUFUFANGFU。

5）HUNEIGUANDAO（ DN15－DN20），YIXUANYONGLVSUFUHEGUAN，PPRQUANSUGUANDENG，WAIXINGMEIGUAN，ANZHUANGFANGBIAN，JIAGESHIZHONG。

RANQIGONGCHENG：

1）MAIDIFUSHEDESHUQIGANXIAN，KEXUANYONGLUOXUANFENGMAIHUHANGANGGUAN，GANGGUANCAIZHIYINGFUHE GB50251 DEGUIDING，NEIBIWUXUFANGFU，WAIBIKEYONGSANCENG PE、HUANYANGFENMO、MEIJIAOYOUCIQIDENGTUCENGFANGFU。

2） GAO――ZHONGYAGUANDAO，YIXUANYONGYI ERWGANGGUANWEIJITIDEHUANYANGFENMOTUFUWAIFANGFUGANGGUAN，NEIBIWUXUFANGFU，HANJIELIANJIE，YETIHUANYANGTULIAOBUKOU。

3） TINGYUANGUANWANG，YIXUANYONGGANGSUFUHEGUAN、GANGGUANJITI，WAIBIHUANYANGFENMOTUFUFANGFU，NEIBIWUXUFANGFU，HANJIELIANJIE，YETIHUANYANGTULIAOBUKOU。

4） JINHULIGUAN，YIXUANYONGGANGSUFUHEGUAN，GANGGUANJITI，WAIBIDUXIN，NEIBIHUANYANGFENMOFANGFU。

5） HUNEIGUANDAO，MINGZHUANGSHIYIXUANYONGLVSUFUHEGUAN，ANZHUANGYIXUANYONGGANGGUANJITI，WAIBIDUXIN、NEIBIHUANYANGFENMOFANGFUDEGANGSUFUHEGUAN。