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進口內(nèi)螺紋低溫球閥(德國羅博特品牌)
→概述
德國羅博特(RBT)品牌:進口內(nèi)螺紋低溫球閥分為低溫浮動球閥和低溫固定球閥兩類。對于溫度高于-50℃,一般不采用長頸結(jié)構(gòu),對于溫度低于-50℃的球閥,頸部長度T一般為250mm,主要用于輸出液態(tài)低溫介質(zhì)如乙烯、液氧、液氫、液化天然氣、液化石油產(chǎn)品等,不但易燃易爆,而且在升溫時要氣化,氣化時,體積膨脹數(shù)百倍。
→特點
1、安全加長閥桿設(shè)計;
2、上游端開泄放孔防止中腔異常升壓;
3、加長閥蓋設(shè)計;
4、防低泄漏填料。
→參數(shù)
規(guī)格范圍:DN15-DN100
溫度范圍:-196℃≈200℃
壓力范圍:ANSI 1500~2500LB
閥體材質(zhì):低溫鋼
閥桿材質(zhì):低溫鋼
閥蓋材質(zhì):低溫鋼
閥芯材質(zhì):低溫鋼
連接方式:內(nèi)螺紋、法蘭或焊接
→規(guī)范
1、設(shè)計制造:AP1602
2、連接端尺寸:
1)承接口尺寸按ANSI B16.11;JB/T1751
2)螺紋端尺寸按ANSI B1.20.1;JB/T7306
3)對焊端尺寸按ANSI B16.25;JB/T12224
4)法蘭端尺寸按ANSI B16.5;JB79
3、閥門檢查和試驗:
API 598;GB/T 13927;JB/T 9092
4、結(jié)構(gòu)特征:
螺栓連接閥蓋:三鍛式
5、主體材料:
LF2;LF5; 304(L);316(L); F347; F321;F51
6、材料按ANSI/ASTM的規(guī)定。
Appiled norm
1、Design and manufacture conform to: API 602
2、connection ends conform to:
1)Scoket welded ends conform to: ANSI B16.11;JB廳1751
2)Screw ends conform to: ANSI 81.20.1;JB/T7306
3)Butt-welded ends conform to: ANSI 816.25; JB1T12224
4)Flange ends conform to: ANSI B16.5; JB79
3、Test and inspection conform to: API598; GBIT 13927; JB/T9092
4、Structural features: Bolt bonnet: three-piece.
5、Main material:LF2; F5; 304(L); 316(L); F347; F321;F51
6、Materials conform to:ANSI/ASTM.
【應(yīng)用場合】:乙烯、液氧、液氫、液化天然氣、液化石油產(chǎn)品等某些工業(yè)液體。
→相關(guān)產(chǎn)品
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德國羅博特(RBT)閥門集團有限公司.上海波昂授權(quán)定點公司