Executive standard: HG/T21619-1986
Model: DN50-PN4.0
Flange material: SUS304
Glass: high pressure aluminum-silicon glass 80*20mm; Withstand pressure 10Mpa; Temperature 350℃.
Gasket material: non-asbestos gasket φ82*φ52*2mm
With the goods with the certificate of quality, warranty, test report.