HG/T 20592  法兰 PL 800-2.5 RF L=27 C=20 K=950 d=915 B=823 D=1005 b

PL800-2.5RF L=27 C=20 K=950 d=915 B=823 D=1005 b

LWN100-300 G RFB)-40�205FW100rj&/-16ch-1 rf095/650c=5-

PL 200-16 RF

PL 125B-10 RF5 RF700-1.00 R

PL400(B)-6fmB=1.60fftiRF S=5/@R

PL40(B)-10RF

SO 2"-150 FF

Pl250-16RfS6F0 Ff1)-25 RF

SO 14"-40