Injecting Grout Steel Bolt Pipe
Pipe Joint
管子接头
管子连接
喉管连接处
导管接头
管道连接方式
管接头
管道接口
接头
管接
the continuous pipe joint
water supply right angle pipe joint with plastic lining internal thread
effective diameter of bolt or high-strength bolt
branch pipe welded directly to the run pipe
copper pipe and aluminum pipe