防松支耳个数? 现实行的GB/T151-2014 P48 6.17.3 DN≥900,4个防松支耳 API660-2007 7.6.2.1 for a vertical heat exchanger where the stationary tubesheet is at the bottom,a suitable means of holding the bundle in place shall be provided. if collar bolts or drilled-and-tapped holes are used,at least four shall be provided and their location shall be identified on the drawings and by stamped markings on the OD of the tubesheet 大意:固定管板在下端的立式容器,需提供至少4个防松支耳 个人认为防松支耳在卧式容器中的作用就是固定管束,2个足够,表示对标准《GB/T151-2014》未充分理解,立式用4个表示赞同, 求助各位盖德大神提供相应的理论依据,在此麻烦各位 查看更多3个回答 . 4人已关注