GB/T 12459  弯头 DN 300-Sch10S90ESF15

DN 300-Sch10S 90ESF15

3 RF 500-2.5 δ0=5

BL24-300RF0190s

WN 32(B)-16 RF 900-0.0671@°F5@Pel¢ÃƒÂ¢Ã¢â�25h4 Sch@RF�@

wn200(b)-40 MF Sch160F5 RF@6@ LFM5 RJ0SM-10rf�@RRF b=RF284F-

1 FM 400-2.5 δF

bl80-600fmfo60F60

SO600(B)-10RFe/u

LJ 100(A)