帶頸對焊法蘭
WITH NECK BUTT WELD
ENDS FLANGES
WITH NECK BUTT WELD
ENDS FLANGES
![]() | ![]() | 公稱通徑Nominal Diameter: 15~1600mm 公稱壓力Nominal Pressure: 2.0~42.0MPa 產品材質Product material: 04、304L、321、316、316L、碳鋼、高溫鋼 Needle type valve series |