机械三通主要特点及用途1外形美观:产品内外壁光滑,流水阻力小,色彩柔和,图形美观.2根据使用环境不同，表面处理可以选用静电喷塑，热浸锌，浸漆，达克罗处理等。3管道安装方便快捷，在安装中允许管道有一定的偏转错位，易于适应钢结构主体建筑的外力变形，保证管道系统安全不泄露。4连接可具柔性、具抗震、抗收缩膨涨能力 5连接方式可用于连接钢管、铜管、不锈钢管、铝塑复合管、涂塑钢管、球墨铸铁管。6消防管道系统；7工业用水及化学物质输送、排放主要尺寸公称通径DXG螺栓尺寸公称压力最大外形尺寸（MM)MMMM MPAK￠LH65X25S76XG12-M12X751.6861001548765X32S76XG1 1/465X40S76XG1 1/280X25S89XG1921141659280X32S89XG1 1/480X40S89XG1 1/2100X25S108XG1110134185105100X32S108XG1 1/4100X40S108XG1 1/2100X50S108XG2100X65S108XG2 1/2100X25S114XG1150100X32S114XG1 1/4100X40S114XG1 1/2100X50S114XG2100X65S114XG2 1/2125X25S133XG1125157215125125X32S133XG1 1/4125X40S133XG1 1/2125X50S133XG2125X65S133XG2 1/2125X80S133XG3125X25S140XG1164220125X32S140XG1 1/4125X40S140XG1 1/2125X50S140XG2125X65S140XG2 1/2125X80S140XG3150X25S159XG1140188245126150X32S159XG1 1/4150X40S159XG1 1/2150X50S159XG2140150X65S159XG2 1/2150X80S159XG3150X25S165XG1193245126150X32S165XG1 1/4150X40S165XG1 1/2150X50S165XG2140150X65S165XG2 1/2150X80S165XG3150X25S168XG1196250126150X32S168XG1 1/4150X40S168XG1 1/2150X50S168XG2140150X65S168XG2 1/2150X80S168XG3200X25S219XG12-M16X110155250300155200X32S219XG1 1/4200X40S219XG1 1/2200X50S219XG2165200X65S219XG2 1/2200X80S219XG3