HG/T 20592  法兰 LWN 150-40 RF0 RF625p1-1

LWN150-40RF0 RF625p1-1

wn20- 40rf4-1/

47021 C-FM 2000-0.2516 r

wn200(b)-150 ff5f 22060¼154.3

PL150-10RF A5 RJpampb0F S FFFM65/WNcL6 L=2-10F RF)-16RF6 RF2L36

JWN40*80-16RF S=5

wn25(b)-100grf0draw/S=10

wn20-600 rj@40@4/Fc2@5

WN150B-25 GRFS=

so 50(b)