GB/T 12459  弯头 DN 150-Ⅱ-390EL3RF Sch14�0=8h1

DN 150-Ⅱ-3 90EL3RF Sch14�0=8h1

WN 65(A)-100 M2.9 s-0.6/1100e40S-40 RF400s5ch40sL/-R1RF

WN400-900 RF Sch60

47021 C-RF400-1. s=6—

WN600-16FFS=10

WN80-300RF A=88.9 B=77.9

B WN 650-300 RF-13.1L16rf20uotA/

bl32-6rf

PL 50(B)-40 RFh S=4150 3@pSCch��