GB/T 9124.1  法兰 DN40-PN16 TH RF Ⅰ â…،=3-3 rf100 LFM Sch80-2

DN40-PN16 TH RF â…،=3-3 rf100 LFM Sch80-2

BL 1 1/2"-150 RF

SO 150-6 RF00F N=3Y/ch800 RJT0 M f5 RF0-

wn50-10 m-1S=15=500РІТ–Тҡ@FRF@4 RJ

B WN 40"-150 RF B=Sch160

WN 300(B)-16 RF S=10-150Р В°�

3 FM 1200-1.0 РһТҷ0=12

WN 25-