HG/T 20592  法兰盖 BL 40-63 RF,/u1=

BL40-63 RF,/u1=

SO 4"-150 RF

WN 40(B)-16 RF S=3

SO 6"-150 FF

DN450/PN16/05B

SO40B-40RFed221 RF10 R0RF RF S=14443RF@AFF@PFFt0ر‘ LTr-F@-6

WN 40(B)-40 RF S=3

SOP RF 10K 80A

SO 300(B)-6 G00frf und/@bl100-150 roktM00

SOP FF 10K 80AS=32061.0�F