MOUNTING PROCEDURE OF GRP 玻璃钢管安装工艺 (0307315/16/17) 1 1. Example to calculate pipe length of quick look joints 快速接头的管长计算示例 ELBOW 90° PIPE LENGTH (A) FLANGE CL150 For φ 16”, Assume U to be 1500mm. 假设 U 长度为 1500mm. Pipe Length 管长 (A) = U - [ L ( FOR ELBOW 90 o弯 ) + W ( FOR FLANGE CL150 法兰 ) ] = 1500 - [397 + 6] = 1097 m