弯头 DN 1200-1045EL5 2ÃƒÆ s=4F00h/

PL 600(B)-10 RF D=1015 B=817233

DN 1200-10 45EL5 2ÃƒÆ s=4F00h/

47065.3 B6450-1.0 δs=6

pl15-16 rj16856RF RJJ00

nb/t47023 fm1100-1.6/

pl15-16rj

pl80-10 mB=430 b=620 δ0 S=3.55(B1=1,

WN 100-10RF8RF b=40j.FF

BL(S)450-10RF1.0-6r

WN125-300 rf sc

bl 3