HG/T 20592  法兰盖 BL 32(B)-25 RF6RF0RF/п©б╘п╠Б∙7.11610 H=37RF d=108

BL300-100RF S=596F= b16.56n40(b)-10/0/60-00k600 rf sch60

WN15(B)-25M S=3*1=40 d=110 R

BL32B-25RF6RF0RF/п©б╘п╠Б∙7.11610 H=37RF d=108

PL450- 10RF r5rfm10r0-15=433 C=20 n=1

SO 4"-150 RF /data0/6h60Scmh-95 S=S=5.70ÃFh6500 RJδ=60F9

WN3