GB/T 12459  弯头 DN 32-Ⅱ-790EL-2hF6s

DN 32-Ⅱ-7 90EL-2hF6s

PL 40(A)-10 RF6RFFF S H=18G/S.4 D=Б5fRF0=5-150jF51.016-15h1=

WN50A-63Rf S=6rf86R402invo

WN 20-300 RFF RF S=7.626

PL 300(B)-25 RF4-4.

PL150-10 RF00-°wn150-16rf D=amp2-230okerSe

BL25-600 RFFFF Rδ0=1600916

WN 20-150 RF S=50 RF-