50铝合金水管弯头
1.9685 inch elbow of aluminium alloy water pipe
50铝合金水管接头（出水口）
1.9685 inch aluminium alloy water pipe joint (outlet)
50铝合金水管安装扣
1.9685 Aluminum Alloy Pipe Installation Button
50铝合金水管弯头
1.9685 inch elbow of aluminium alloy water pipe
50铝合金水管接头（出水口）
1.9685 inch aluminium alloy water pipe joint (outlet)
50铝合金水管安装扣
1.9685 Aluminum Alloy Pipe Installation Button
