闸阀普通闸阀美标型1500磅级16″Z560Y-1500Lb(全套图纸)CAD图纸 Z561Y-1500LbY压环.dwg(595.34KB)，Z561Y-1500Lb阀杆.dwg(628.7KB)，Z561Y-1500Lb阀座.dwg(612.75KB)，Z561Y-1500Lb闸板.dwg(877.57KB)，Z561Y-1500Lb牵引架.dwg(610.77KB)，Z561Y-1500Lb支架.dwg(838.12KB)，Z561Y-1500Lb支撑环.dwg(597.55KB)，Z561Y-1500Lb对开环.dwg(589.91KB)，Z561Y-1500Lb四开环.dwg(598.91KB)，Z561Y-1500Lb阀盖.dwg(845.01KB)