GB/T 12459  弯头 DN 50-Ⅱ-Sch40S180ES

DN 50-Ⅱ-Sch40S 180ES

3 A3 rfMch400

WN200(B)-100 RF-25 RF6 r1

WN300-600 RF Sch40

so/@B WN1000-150 RFC b=34f1.0/70-165F S�5 RJ-S1@�7.

LWN400-900FM B=424

WN50A-25RFS=3 rf

pl25(b)-16rf65F0/.0s

WN 250(B)-100 FM S=8

WN150-40m/1=2100 RFa=22540R@40S5 R