法兰 B WN 750-300 RF s＝616 RF b=30-16 rfFSCH4

b wn750-300 rf s＝616 RF b=30-16 rfFSCH4

SO150B)-16 RF.5RF-16 RFS300 RF00FRh31FW9*B75095/u0

47021 FM500-1.6 δs=8 δ=

SO 500(B)-16 RFrf sch80s h1b)-25rfSch40SjRF0 RF c=34.6

PL25(B)-16 RF-16 R

pl40(b)-16 rf 15äÃ/

47023 fm1200-4.0/8