HG/T 20615  法兰盖 BL 150-150 RF L=3/4f/@A=3604m4

BL150-150 RF L=3/4f/@A=3604m4

WN 32-2500 RF Sch8.6105f0025(S05r80.4/5

BL800-150RFп╟п÷п╒п┴п╟п▒я┌б∙б≤п╟п÷я┌б√б▓п╟б▒я┌б■п▄я┌б┴п┘п

HP-2 аПт•—аБт

WN 40(B)-40 RF Sch80вҖңР ТқР