HG/T 20615  法兰 WN 65-600 M Sch40 rfFF@F10rf0cï4.692-2009-1000

WN65-600 M Sch40 rfFF@F10rf0cï4.692-2009-1000

LP-3п╟б═п╡б²п╟б▓п╒п┴п╟б═я┌б─б≤п╟п▓п╡п▓п╡п≈п╟п▓я┌б�

LWN40-150RF Sch40

WN 500-150 RF

wn80(B)-150RF S/

so15-10g

wn250(B)-40 T= T=1

PL100(