E9铁管路连接件型式尺寸+中大异径三通.pdf

中华人民共和国国家标准UDC 621.643:669可锻铸铁管路连接件型式尺寸.131.8中大异径三通GB 3289.12-82Malleable cast iron pipe fittings-Type size-Medium-large reducing tees tees(increasing on the branch)本标准适用于公称通径Dg6150mm,公称压力Pg小于或等于16kgf/cm2,试验压力24kgf/cm2,介质最高工作温度不超过200的输送水、油、空气、煤气、蒸汽等一般管路上的管路连接件。1型式尺寸如图表。公称通径Dg公称通径DgaaCmminmmmminmm881014X1J4X3822201010323/83/811/4383388151/41/41/224241010403/83/811/2393488201/41/43/427251010503/83/82463788251/41/4131271515201/21/23/430291010153/83/81/225261515251/21/2133321010203/83/83/428281515321/21/211/438341010253/g3/g132301515401/21/211/h4235国家标准局1982-11-15发布1983-10-01实施GB3289.12-82续表公称通径Dg公称通径DgaCmminmmmminmm1515501/21/22483825251001148357151565/21/221/25741252512511597601515801/21/2365432525150116110641515901/21/231/2714732324011/411/411/2484515151001/21/24795032325011/411/4254482020253/43/41353432326511/411/421/262522020323/43/411/44032328011/11/437055382020403/43/411/24332329011/411/431/277572020503/43/424941323210011/411/4486612020653/43/421/25844323212511/411/45100622020803/43/43664632321501/411/46113672020903/43/431/273504040501/21/22555220201003/43/44805440406511/211/221/2625520201253/43/45965540408011/211/23725820201503/43/461086040409011/211/231/278602525321111/44240404010011/211/248663252540111/24541404012511/211/25100662525501125144404015011/211/2611470252565112/260485050652221/26560252580113685050508022372622525901131/275545050902231/28065GB3289.12-82续表公称通径Dg公称通径DgCaCinmmmminmmmm505010022487698080100334918350501252251037280801253351078722611575808015033612092505015065658021/221/237572909010031/231/24959065659021/221/231/2827490901253/231/2 51099321/221/249078909015031/231/26125976565100100656512521/221/251058110010012544511121/221/261188510010015044612510265651508080903 33285801251251505561281162结构尺寸按GB3289.1-82。3技术条件按GB3287-82。检验规则按GB3288-82。