Drilling Dimension

These spine tables cover ribs from 15mm (1/2″) up to 600mm (24″). There are numerous basic spine principles and these rib tables cover the most usually discovered for example ANSI, PN and the old English BS10 Table D to K. Spines are regularly used to associate valves into pipework making them simple to eliminate for support. Ribs inside a similar standard can either be level (ordinarily cast iron, flexible iron) or raised face (generally cast steel and tempered steel). These rib tables cover the basic rib measurements to assist you with distinguishing the standard you have.