GB/T 12459  弯头 DN 40-Sch8090ELI

DN 40-Sch80 90ELI

PL50(B)-16G/5 S/

PL 600-10 RF

SO 150-150 RF

DN1200 -PN16PL RF

BL2"-600RF

PL15-16RF=40(B)-16RFHG

PL 150-16 RF

bl125(b)-63 m

WN100-100 RF=5.16=57 N=75 S=4RFF0 RJrvlet1.2@R0S50 RFFRF S=47S5 RJF1@bl1=1© R.В7.744.5 RJ-197.5 RJh402