HG/T 20592  法兰 PL 500-10 RFbfpquo3 rf& sFS/

PL 500-10rfbfpquo3 rf& sFS/

47023 m800-1.6 п═б╟п═р╧п═я·п═р╞п═б╟п▓Б─≤п║с╝п▓р╡п▓р║п║с╝п▓Б─⌠п▓Б─°п═б╟п═р╧п�

PL 40(B)-16 RF/F/S601

WN80(A)-10RF05 RF6-1151 f/

bb/@b