GB/T 12459  偏心异径管 DN 150×100-Ⅱ-35REh-95 Sch4

DN 150×100-Ⅱ-35 REh-95 Sch4

WN80-25RF S=5.12063lu00e2/data/src

SO15(B)-16 RF/paF R

lwn100-900 rj23 RF1000600

wn40-63rf s=4b-4260å’hg/t20615-2009254hu8u008

JSO100*150-25TS)-25 RF-2

47065.3 A4FX=N/ ذ¨

PL50(B)-10 RF°/1200 d2

WN 4"-3