GB/T 12459  异径三通 DN 1300×1300×10-Sch100TR

DN 1300×1300×10-Sch100 TR

WN80-300RFi41irf-160rj6 RF4r

DN150-PN25 WN G

PL300(B)-10 RF4RF

PL 300(A)-10 RFf un070009n/65 R150 RF)-10RF5

PL150B-25 RFF

PL400-16 RF D=560 S=80rj5RF-=3.06

WN600(B)-25 RF S=11 A1=63/00h)-0sR/09 BL4561;amp2N10RFrfr

PL 100