安徽11选5

合金钢管
专业生产经营合金钢管
公司现货资源量大、规格齐全、质优价低

合金钢管管道施工工艺标准,工作压力 32MPa以下,温度-50~570℃

[ 关键词:合金钢管管道施工工艺标准 发表日期:2021-03-10 18:04:50 ]

  本文合金钢管管道施工工艺标准,适用于工作压力在 32MPa以下,温度为-50~570℃的合金钢管管道安装工程。

一、适合工艺标准的合金钢管常用材料

1、GUANDAOSUOYONGDEHEJINGANGGUANGANGHAOWEI: 15Mn、 15MnV、 16Mn、 16Mo、 12CrMo、 15CrM0、12CrlMoVDENG。SHIYONGYUCHUQIANGFUSHIJIEZHIYIWAIDEZHONG、DIYAGONGYEGUANDAOGONGCHENG。

2、GUOLUYONGGAOYAWUFENGGUANZHONGYOUYOUZHITANSUGANG (20 HAOGANG ) 、PUTONGDIHEJINGANGGUAN (16Mn、15MnV、 12MnMoV 、 12MoVWBSiRe) HEHEJINJIEGOUGANG (15CrMo 12CrlMoV 12Cr2MoMVB l2Cr3MoVSiTiB) ,GUANDAOZHUYAOYONGYUSHUSONGGAOYAGAOWENQISHUIJIEZHIHUOGAOYAGAOWENHANQINGJIEZHI。

安徽11选53、HUAFEIYONGGAOYAWUFENGGANGGUANZHONGDEPUTONGDIHEJINGANGGANGGUAN (15A1MnV、12MnMoV、10MnViTi) ,SHIYONGYUGONGCHENGYALIWEI 22MPa、32MPa,GONGZUOWENDUWEI -40~400℃,SHUSONGJIEZHIWEIHECHENGANYUANLIAOQI ( TANSUANQI、QINGQIDENG ) 、ANJIACHUN、NIAOSUDENG。

4、SHIYOULIEHUAGANGGUAN。SHIYOULIEHUAGANGGUANSHIANYEJINBUJISHUBIAOZHUN《SHIYOULIEHUAGANGGUAN》(GB9948-88),YONGYOUZHITANSUGANG (10、20HAO) 、PUTONGDIHEJINGANG (15AL3MoWTi)、HEJINGANG(12CrMo、15CrMo、Cr2Mo、 Cr5Mo)ZHIZAO,SHIYONGYUSHIYOUJINGLIANCHANGLUGUAN、REJIAOHUANQIGUANHEGUANDAOYONGDESHUSONGLIUTIYONGWUFENGGANGGUAN。

安徽11选55、GUANZI、GUANJIAN、FAMEN、FALANPANCHUBIXUFUHEXIANGYINGBIAOZHUNYAOQIUWAI,HEJINGANGGUANYINGYOUCAIZHIBIAOJI。

ER、SHIGONGJIJU

  SHUIPINGCHI GANGJUANCHI FALANJIAOCHI GANGBANCHI CILIXIANZHUI LIANGJIAOGUI SHIYAYONGYALIBIAO HANJIEJIAN YANCHI WAIKAQIAN CEHOUYI JINGWEIYI SHUIZHUNYI LUOWENLIANGGUI HANJIJIQIGESHEBEI DAOLIAN QICHEDIAO HUACHEHEHUALUNZU JUANYANGJIDENG。

SAN、ZUOYETIAOJIAN

安徽11选51、YUGUANDAOYOUGUANDETUJIANGONGCHENGYISHIGONGWANBIBINGJINGYANSHOUHEGE, QIENENGBAOZHENGGUANDAOANZHUANGQUANMIANANSHIGONGFANGANZHANKAI。

安徽11选52、YAOYUGUANDAOLIANJIEDESHEBEIYIJINGZHAOPING、ZHAOZHENGHEGUDING,BINGQIEYIJINGZUOHAOERCIGUANJIANG。

3、SUOXUTUZHIZILIAOHEJISHUWENJIANQIBEI,BINGQIEYIJINGGUOTUZHIHUISHEN、SHEJIJIAODI。

4、SHIGONGFANGANYIJINGBIANZHI。

5、SHIGONGFANGANHUOJISHUCUOSHIZHONGSUOTICHUDESHIGONGJIJUYIZHUNBEIJIUXU。

SI、CAOZUOGONGYIYAOQIU

1 ZHIJIAANZHUANG

安徽11选5  XIANGJIAN《GONGYEGUANDAOZHIDIAOJIAYUZHIANZHUANGGONGYIBIAOZHUN》 (QDICC/QB123-2002)

2 GUANDAOYUZHIHERECHULI

1)WEIJIANGDIHUOXIAOCHUHANJIEJIETOUDECANYUYINGLI,FANGZHICHANSHENGLIEWEN,GAISHANHANFENGHEREYINGXIANGQUDEJINSHUZUZHIYUXINGNENG,YINGGENJUGANGCAIDECUIYINGXING、HANJIANHOUDUJISHIYONGTIAOJIANDENGZONGHEKAOLV,JINXINGHANQIANYUREHEHANHOURECHULI。

2)GUANDAOHANQIANYUREHEHANHOURECHULIDEGUIDINGJIANBIAO1。HANJIEGUOCHENGZHONGDECENGJIANWENDU,BUYINGDIYUQIYUREWENDU。

安徽11选5BIAO1 CHANGYONGGUANZI、GUANJIANHANQIANYUREYUHANHOURECHULIYAOQIU

钢号 焊前预热 焊后热处理
壁厚(mm) 温度(℃) 壁厚(mm) 温度(℃)
10、20
ZG25
≥26 100-200 >30 600-650
16Mn
15MnV
12CrMo
≥15 150-200 >20 600-650
520-570
650-700
15CrMo
ZG20CrMo
≥10
≥6
150-200
200-300
>10 670-700
12CrlMoV
ZG20CrMoV
ZG15CrlMoV
≥6 200-300 >6 720-750
12Cr2MoWVB
12Cr3MoWVSiTiB
Cr15Mo
≥6 250-350 任意 750-780
铝及铝合金 任意 150-200    
铜及铜合金 任意 350-550    

3) YIZHONGJINSHUHANJIESHI,YUREWENDUYINGANKEHANXINGJIAOCHAYICEGANGCAIQUEDING。

①DANGHANJIEHUANJINGWENDUDIYU 0℃SHI,BIAOZHONGWEIGUIDINGXUZUOYUREYAOQIUDEJINSHU ( CHUYOUSEJINSHUWAI ) JUNYINGSHIDANGDEYURE, SHIBEIHANMUCAIYOUSHOUWENGAN;BIAOZHONGGUIDINGXUZUOYUREYAOQIUDEJINSHU ( CHUYOUSEJINJIEWAI ) ZEYINGJIANGYUREWENDUSHIDANGTIGAO。

②YOUYINGLIYINSUTANSUGANG、 HEJINGANGHANJIE, BULUNQIBIHOUTIAOJIAN, JUNYINGJINXINGHANHOURECHULI。

安徽11选54) YURESHI, YINGSHIHANKOULIANGCEJINEIWAIGUANBIDEWENDUJUNYUN, FANGZHIJUBUGUORE, JIAREQUFUJINYINGYUBAOWEN,YIJIANSHAOWEISUNSHI。

5) HANQIANYUREDEJIAREFANWEI, YIHANKOUZHONGXINWEIJIZHUN, MEICEBUXIAOYUBIHOUDE 3 BEI; YOUCUIYINGQINGXIANGHUOYICHANSHENGYANCHIXINGLIEWENDEGUANDAO,MEICEYINGBUXIAOYU 100mm。

安徽11选56) HANHOURECHULIWENDUYINGANBIAOYIDEGUIDINGJINXING, GUANDAOHANJIEJIETOUDEHANHOURECHULI, YIBANYINGZAIHANJIEHOUJISHIJINXING。YICHANSHENGHANJIEYANCHIXINGLIEWENDEHANJIEJIETOU, RUGUOBUNENGJISHIJINXINGRECHULI, YINGZAIHANJIEHOULENGQUEZHI 300—350℃SHI( HUOYONGJIAREDEFANGFA ) ,YUYIBAOWENHUANLENG。RUOYONGJIAREFANGFASHI, QIJIAREFANWEIYURECHULITIAOJIANXIANGTONG。

安徽11选57) HANHOURECHULIJIAREFANWEI,YIHANKOUZHONGXINWEIJIZHUN,MEICEYINGBUXIAOYUHANFENGKUANDUDE 3BEI。

8) HANHOURECHULIDEJIARESULV,HENGWENSHIJIANJIJIANGWENSULVYINGFUHEXIALIEGUIDING:JIARESULV:SHENGWENZHI 300℃HOU,JIARESULVBUYINGCHAOGUO 220× 25.4/s( ℃ /h) ,QIEBUDAYU 220℃ /h 。 (S-- GUANBIHOUDU. mm)。

HENGWENSHIJIAN: TANSUGANGMEIHAOMIBIHOUWEI 2—2.5min , HEJINGANGMEIHAOMIBIHOUWEI 3min, QIEBUSHAOYU 30min 。

LENGQUESULV: HENGWENHOUDEJIANGWENSULVBUYINGCHAOGUO 275× 25.4/s( ℃ /h) , QIEBUDAYU 275℃/h ; 300℃YIXIAZIRANLENGQUE。

安徽11选59) YIZHONGJINSHUHANJIEJIETOUDEHANHOURECHULIYAOQIU , YIBANYINGANHEJINCHENGFENJIAODIYICEDEGANGCAIPINZHONGQUEDING。

3 HEJINGANGHUOGAOYAGANGGUANYICAIYONGJIXIEFANGFAQIEGE,RUYONGYANGYIGUIYANQIEGE , BIXUJIANGQIEGEBIAOMIANREYINGXIANGQUDUANYUYIGECHU,QIHOUDUYIBANBUXIAOYU 0.5mm,QIEGEHOUYINGJISHIBIAOSHANGYUANYOUBIAOJI。

安徽11选54 WANGUANDEZUIXIAOWANQUBANJINGYINGFUHEBIAO2DEGUIDING。GAO、ZHONGJIHEJINGANGGUANREWANSHIBUDEJIAOSHUI, DIHEJINGANGGUANYIBANBUYIJIAOSHUI, REWANHOUYINGZAI 5℃YISHANGJINGZHIKONGQIZHONGHUANMANLENGQUE。 ZHONGPINWANGUANKEYIWANQULITIWANGUANJIDAYU 900DEWANGUAN。

安徽11选5BIAO2 WANGUANZUIXIAOWANQUBANJING

管子种类 弯管制作方式 最小弯曲半径
中、低压钢管 执鸾 3.5DW
冷弯 4.0DW
褶皱弯 2.5DW
压制 1.0DW
热推弯 1.5DW
焊制 DN≤250 1.0DW
DN>250 0.75DW
高压钢管 冷、热弯 5.0DW
压制 1.5DW

5 TANSUGANG、HEJINGANGGUANZAILENGWANHOUYINGANGUIDINGJINXINGRECHULI。YOUYINGLIFUSHI(RUJIEZHIWEIKEXINGJIANDENG) DEWANGUAN, BULUNBIHOUDAXIAOJUNYINGZUOXIAOCHUYINGLIDERECHULI, CHANGYONGDEGANGGUANLENGWANHOUDERECHULITIAOJIANKECANZHAOBIAOSANYOUGUANGUIDING。

安徽11选56 CHANGYONGGUANZIREWANWENDUJIRECHULITIAOJIANYIBANYINGANBIAO4(1)DEGUIDINGJINXING。GAOYAGUANDAOREWANSHIDEJIAREWENDU、 YUNXUZHONGWANWENDUHERECHULIWENDUJIANBIAO4(2)。 QIZHONGTANGANGGUANREWANSHI, ZHONGWANWENDUZAIGUIDINGWENDUYISHANG, ZAIWANQUGUOCHENGZHONGBUJIAOSHUISHI, WANHOUKEYIBUZUORECHULI。

安徽11选5GUANZIZAIREWANSHIYINGYICICHENGXING, DANGDABUDAOSHEJIGUIDINGYAOQIUSHIKEYUNXUZAIJIAREHOUHUIWANYICI,HUIWANJIAODUYINGXIAOYU 10°。

GAOYAGUANWEIWAN, JIAREBUNENGYONGMEIHEJIAOTANZUORANLIAO, YINGYIMUTANWEIRANLIAO, YIMIANSHENTAN。GUANZIJIARESHIYAOJINGCHANGZHUANDONG,SHENGWENSUDUYINGHUANMANJUNYUN,JIYAOBAOZHENGGUANZIRETOU,YOUYAOYANFANGGUOSHAO,JIAREWENDUYIBANKEYONGREDIANOUZAIGUANNEICELIANG。

7 HEJINGANGWANGUANRECHULIHOU,XUJIANCHACAIZHIYINGDU,QIZHIYINGFUHEYAOQIU。

WU、ZHILIANGBIAOZHUN

1 SHIGONGQIANYIDINGYAONONGQINGHEJINGANGGUANDECAIZHI。ANGUIDING:HEJINGANGGUANJIGUANJIANZAISHIYONGQIANJUNYINGYONGGUANGPUFENXIHUOQITAFANGFAJINXINGCAIZHIFUCHA, BINGZUOBIAOJI。 RANHOUZHENDUIZHEIZHONGCAIZHIBIANZHIXIANGYINGDESHIGONGGONGYI。

BIAO3 CHANGYONGGANGGUANLENGWANHOURECHULITIAOJIAN

钢种或钢号 壁厚
mm
弯曲
半径
mm
热处理要求(℃)
回火温度
(℃)
保温时间min/mm 升温速度℃/h 冷却
方式
20 ≥36 任意 600-650 3 <200 炉冷至300℃
后空冷
25-36
≤3
 
<25 任意        
12CrMo
I5CrMo
>20
10-20
≤3
任意 680-700 3 <150 炉冷至300℃
后空冷
<10 任意        
12Cr1MoV >20
10-20
≤3
任意 720-760 3 <150 炉冷至300℃
后空冷
1Cr18Ni9Ti ≤10 任意 不处理
Cr18Ni12Mo2Ti 任意 任意 不处理

BIAO4(1)CHANGYONGGUANZIREWANWENDUJIRECHULITIAOJIAN

钢种或钢号 热弯温度区间(℃) 热处理条件
热处理温度
(℃)
恒温时间 冷却方式
10 20 1050-750 不处理
15Mn、16Mn 1050-900
15Mo
12CrMo
15CrMo
1050-800 920-900
正火
每毫米壁厚 2分钟 5℃以上静止空气中冷却
CrSMo 1050-800 875-850 完全退火 恒温2小时 以15℃/时降至 600℃,后在 5℃ 以上静止空气中冷却
12CrlMoV 1050-800 1020-980 正火加 760-720 回火 每毫米壁厚1分钟不少于20分钟保温3小时 空冷
1Cr18Ni9Ti
Cr18Ni12Mo2Ti
Cr25Ni20
1200-900 1100-1050
淬火
每毫米壁厚0.8 分钟 水急冷

BIAO4(2)CHANGYONGGAOYAGUANWEIWANJIRECHULIGUIFAN

管子材料 煨弯加热温度(℃) 允许最高温度(℃) 终弯温度(℃) 热处理规范
20
15MnV
12CrMo/12CrMo
Cr5Mo
850-990
950-1000
850-900
850-900
<1000
<1050
<1050
<1050
>700
>800
>750
>750
670-70℃ 回火
890-93℃ 正火
850-875℃退火(热弯时禁止浇水回火)
奥氏不锈钢
17CrMoV10(N8N)
900-1000
920-980
<1100
>1000
>850
>850
1100-1150℃ 水淬
940-99(TC加热1.5小时空淬
640-690℃加热5小时回火

2 HANJIESHIYAOZHUYIHANTIAODEXUANYONG,DIHEJINGANGGUANZUICHANGYONGCAIZHIWEI 16Mn,ZAIYIBANQINGKUANGXIA, KECAIYONG E4316、 E4315HANTIAOSHIHAN; HANJIEZHONGYAOGUANDAOSHIKECAIYONG E5003、 E5016、 E5015HANTIAO。 16MnHETANSUGANGHANJIESHIYEKECAIYONGSHANGSHUHANTIAO。

3 ZHENDUICAIZHIYANGEZHANGWOYUREHERECHULIGUIFAN。RU:DIHEJINGANGGUAN,DANGBIHOUZAI 10mmYIXIASHI, NENGZAI -15 ℃YISHANGDEQIWENHANJIE; DANBIHOUWEI 10~16mmSHI, ZHINENGZAI -10 ℃YISHANGDEQIWENZHONGHANJIE;RUBIXUZAIDIYUSHANGSHUWENDUDEHUANJINGXIAJINXINGHANJIESHI,YINGBAHANKOUYUREDAO100~150℃。YIZHONGGANGGUANHANJIESHI,KEANXIABIAOXUANZEHANTIAO:

钢管 10,20,20g 12CrMo 15CrMo Cr5Mo
12CrMo
15CrMo
Cr5Mo
1Cr18Ni9Ti
E5515-B1
E5515-B2
E1-5MoV-15
Eo-19-10-15
Eo-19-10Nb-15

E5515-B2
E1-5MoV-15
Eo-19-10-15
Eo-19-10Nb-15


E1-5MoV-15
Eo-19-10-15
Eo-19-1ONb-15



Eo-19-10-15
Eo-19-10Nb-15

4 WEIBIMIANHANFENGJINSHUCUIHUALIEWEN,ZAISHIWAIFENGXUETIANQIZHONGZUOYESHI,YINGSHEZHIZHEPENG,CAIYONGKANGLIEXINGHAODEHANTIAO,SHIHANWANBIHOUJINXINGHUANLENGBAOWEN。

LIU、ZHILIANGJILU

1 GUANCAIZHILIANGZHENGMINGSHU

2 GUANJIANHEGEZHENG

3 FAMEN、BUCHANGQIHEGEZHENG

安徽11选54 GUANCAI、GUANJIANYANSHOUJILU

5 ANQUANFAXIAOYANJILU

6 GONGXUJIAOJIEJILU

7 ANZHUANGZHILIANGPINGDINGJILU

8 JINGDIANJIEDICESHIJILU

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