GB/T 12459  异径三通 DN 200×200×10-Sch120TR

DN 200×200×10-Sch120 TR

2 CG 300-2.520δ1=8.6f500-0.60 rf0-2

BL250-6ffÃ

wn500-900rf s62RF b1.1 fFFâ100rf19ni10п00RF0s00RFScpampampa

LWN 500-300 RF Sch40(B)-

2fm900-1.6E50rf00 RFh8S=/h6/M.2

WN300-900RJ H/

2 CG 1200-0.2520δ1=20RF d/0R

bl150-10f