GB/T 12459  弯头 DN 25-Sch4090E3D00RFР°110015 Ш·ВЈШҰвҖҷ�

DN 25-Sch40 90E3D00RFР°110015 Ш·ВЈШҰвҖҷ�

BI120000h40SF S=5 RF

WN 500(B)-40 RF

bl 32-10RFf

tpb-1´0 rFch8@00F36)-120 δ

eha 1200×125rfRF B

WN 20(B)-150 RF

5 RF 900-1.0h806.4/112-215 δ

DN65-PN100 PL RF Ⅱ RFd 16

WN40(B)-1500RF5f s=48FL