BL16.350485204702616M2430BL2.5100.57550114M1012BL2.5150.58055114M1012BL2.5200.59065114M1014BL2.525110075114M1014BL2.532112090144M1...
HGT20592法兰尺寸对照表
AB法兰外径D螺栓孔中心圆直径K螺栓孔直径L螺栓孔数量n（个螺栓ThABPL16803.588.989200160188M162090.5916PLPN公称尺寸DN近似质量kg法兰厚度...
