GB/T 12459  弯头 DN 100-Sch80S90EL=201g

DN 100-Sch80S 90EL=201g

BL 200-25 RFa.63-25RFcompany/

WN250(B)-25RF S=4.61

wn50-300FMF6m059250rf00�

wn80-600rfhg/t20059.5

PL 80(A)-25 RFSch800FF0 rf16R d44.4 RJG

WN150-150RFS=8H=30 d

WN300(A)-10FFf sch40 s=

WN 20"-1500 RJ S=38.1RFr

wn200(B)-25