GB/T 12459  异径三通 DN 1200×1200×800-Sch80STR

DN 800×800×1200-Sch80S TR

SW 25-25RF

47021 FM800-0.25-48H400

PL50(B)-16 RF D=φ102text-o10s=8=390F

WN500(B)-40RF B=495

SO 50(B)-16 T

so25-40fm00-0.6-0.600645-1655.5h19 59FC60M65-16 rf0hWN100Sc

PL65(B)-6FF16t/0FN4δ30 D=6550 RFF

PL500(B)-6RF00eR83/