NB/T 47022  法兰 G 1400-1.0/20δ1=10ead-create-1.html SCH10S0-150

2 G 1400-1.020δ1=10ead-create-1.html SCH10S0-150

WN 20(B)-25 FM S=888

3 A640SS006RF0F/00a�F001000-4.0FR

WN 25(B)-10 FF S=7

wn 450-25 rf c

WN 450-300 FM Scâ

WN65B-10FM00-40a RF40RF Sch60/ RFmpaLSchRFRF10-2.A´sh1F/40-110

WN 50(B)-16 RF00 RF0=3/4&;