GB/T 12459  同心异径管 DN 250×150-4RC

DN250×150-4 RC

BI 5100-16S5F-RJRC=6data@f2s1�FFRFam@F.5 R7.5 RJ�� RF 126@40H@8-3�S@F Sch80Sch40B)-

WN40-16RF-Sc8chSFMs

WN250-150 RF Sch.40

SO 2"-150 RF25 RF50 RF Sch40RM5M SRF09..2 h@SOJB-@Bc

abl800-150 rfpe

SO 150-150 FFf/

SO 6"-9