HG/T 20592  法兰 PL 1200-10 RF12pa0 FFpcR)-4

PL1200-10rf12pa0 FFpcR)-4

PL 32(B)-16 RF K= dRFfRFs

WPL50(B)-16RFFRF RFfrf-1ch4

wn 25(B)-25 RF-1.5ata5 RJ0SM0-15�б�

BL500-16MFNF0.62er/u00a22 RF1000-1.0F

PL200(B)-6 RF B=2230RF300-4.0F

PJ/SE 80-25 RF S=3

3 CFM1200-1.6/15

BL80-16 FF H=2FHS5 R

BL2