GB/T 12459  弯头 DN 150-Ⅱ-790ES

DN 150-Ⅱ-7 90ES

bl500-900rj5p

PL100(B)-16 RF16

so250(b)-16 rf00

PJ/SE 32(B)-10 RF

BL500-10 RF12040FM5

PJ/SE 65(B)-10 RF

PJ/SE 50(B)-10 RF

PJ/SE 25(B)-10 RF

DN100-PN16 PL FF00J06RF0M ,HG/ F/48-120797R3.53F0-30l100bF=103/u00n50(S0Fw.hgcb2FMF425RF-100