GB/T 12459  等径三通 DN 15-Sch10STS157021@

DN 15-Sch10S TS157021@

DN500-Class600 WN RJ

NB=T47023 RF800-1.6

47022 C-RF2600-0.25

WN 24"-150 RF S=10

WN80(B)-16 M

JWN 50×65(A)-16 RF S=4.5

PL150-16RF.5 D=240 C=18.5 f1=2.7*45 MX=Yd=181 b=3.510 RF b= s=2.6éÂÂ

PL 65(B)-16 RF

DN250-P