GB/T 9124.1  法兰 DN25-PN16 SO RF Ⅰ 2560 RF S= S=5.ch80S0 RF SchF@RF@41RF@RF@J

DN25-PN16 SO RF I2560 RF S= S=5.ch80S0 RF SchF@RF@41RF@RF@J

PL 50(B)-16 RF

WN100-600 RJ SCH80/

DN150/PN16/11B

BL 20-16 RF

3 B369050rfRF70-1.666 RJ0AF5@°F1Ff@4

WN20(B)-16 RF

WN 40(B)-25 FM S=3

WN 400-300 RF Sch8060 r

SO 2"-150 RFhRA)-16 RF b=3