Up to three racks can be mounted to the mast , depending on the option selected 根据所选择的选件,支架上可安装三个管架。
Specification for design of pipe supports and pipe pier in chemical and petrochemical industry 化工石油化工管架管墩设计规定
Centrifuge tube shelf 离心管架
421 we need a piping material list ( list of piping support , bill of welding rod ) 我们需要一份配管材料表(管架一览表、焊条明细表) 。
During the scaffold erection and when walking on the pipe rack , safety harness must be secured to the life line on the pope rack 脚手架搭设过程中和在管架上行走必须将安全带扣在设置好的横杆或生命线上
The pipe racks are moved to and from their stored position by a hydraulic cylinder attached between the mast frame and the lower swing arm 管架是通过一个装在支架框和下摇动臂之间的液压缸往返于其贮存位置的。