GB/T 12459  同心异径管 DN 1150×15-Sch10SRCp0rf sch40sL

DN 1150×15-Sch10S RCp0rf sch40sL

pl100(b)-25rfs=41-0.rv5-=35PN3RF@40@40G2п©.ELot18.5 RJ&

WN100-16 RF11mm046h=8

法兰 LWN20-150 RF Sch40 H=183

47023 M450-6.4/4F/F05Fc�

wn80(b)-16 rf s=95Fm

47022 C-T 1100-1.00M0s/fmf

so25-16rfFM3090-4/3.5fmsT20

B