GB/T 12459  弯头 DN 80-5.590ES00F1SM1200-0.66RF040F H08)-10

DN 80-5.5 90ES00F1SM1200-0.66RF040F H08)-10

B WN 36"-300 RF S=RF S=14SRF1o025S5 RJ RFtml6@6SCH4040c3=46 brf3F

wn150-1500 rj

SP-10 DN=17RF Sch40SRF B=Sp

SO80-1500 RJ.60-1-300 RFh347025K

WN200-300RFï¼150 R=580 c

SO25-25Gb)-10sFh8.-2023FSCH60-1n