HG/T 20592  法兰 WN 65-16 M s@40S@400 LM SchbF1@RF SJ0=732B-16

wn65-16m s@40S@400 LM SchbF1@RF SJ0=732B-16

SO 25-150 RF/5

SO 32 -150RF5f

JB81 PL150-25RF

SO 150-40 FMpa0 RF ASM

SO50-150 RF605rf6-909RF40S500

WN250-160G105-

WN400-600RJS=16

wn500-25rf s=4.59 S

PL 15-16 RF=4�B@40p��Р“У®Р’ТӘР“Т“Р