Product Name: Blind Flange, Forged Flange
Type: Blind Flange
Standard: ASME B16.5
Material: ASTM A105
Size: 6 Inch, DN150, 150 mm
Pressure: Class 600 LB, PN100
Face: Raised Face (RF)
Finish: Black Paint

Source: https://www.landee.cn/forged-steel-blind-flange-asme-b16-5-a105-6-in-cl600-rf.html