GB/T 12459  异径三通 DN 300×300×150-Sch80TR

DN 150×150×300-Sch80 TR

WN 25-300 RF

WN150-600RF SCH120m/

AXB-5

SW 40-150 RF¢ر–ذ.-1L0R

WN 80(B)- 16RFwiRF6rf/

AXA-1

PL 100(B)-10 RF

WN 400(B)-16 RF S/

PL25(B)-10 RF=66516tch40 RFCH10=355 b=30/B/B)-10RF HF.6/91-1t;yun6/6/05AsJRJ/-FFSo.M Ⅱ S=4