GB/T 12459  等径三通 DN 500-22TS

DN 500-22 TS

47065.4 A864

SP-1 DN=970

47065.2 A5781

WN80(B)-16 RF9251(B)-16 R

PL 300(B)-16 RF1265

JWN100X150-300 RF S=11�

PL 50(B)-16 RF

WN 400-300 RF S=122

WN 200-16 RF/L FF Ⅱ-1.6 δ=64 h=S RC�@RFRF Spl10RF2/FF=60 h=1@&ampampampampampamp;amp;