执行标准Executive standards:
设计和制造Design and manufactu re:APl608;APl6D
检验和试验Check and test:APl598;APl6D
法兰连接Flange connection:ASME/ANSI Bl6 5
结构长度Structural length:ASME/ANSI Bl6.10
主要连接尺寸Main connection dimensions
Class150