Bolts are ground and flange holes are calibrated for perfect centering of the two flanges in respect of each other.
Bolts are ground and flange holes are calibrated for perfect centering of the two flanges in respect of each other.
螺栓经过打磨，法兰螺栓孔也经过校准，实现了2个法兰相互之间的完美对中。