HG20592法兰(WN、SO)CAD图库PL=slip-o
n-weldi
ng plate fla
nge板式平焊法兰SO= slip-o
n-weldi
ng hubbed fla
nge带颈平焊法兰WN=weldi
ng
neck fla
nge带颈对焊法兰 软件版本：AutoCAD-ZWCAD 文件格式：dwg HG20592法兰(WN、SO)CAD图库 PL=slip-o
n-weldi
ng plate fla
nge板式平焊法兰 SO= slip-o
n-weldi
ng hubbed fla
nge带颈平焊法兰 WN=weldi
ng
neck fla
nge带颈对焊法兰