Product Item: Non-Asbestos Gaskets
Standard: ASME B16.21
Material: Non-Asbestos
Size: 3/4 Inch
Pressure: Class 150 LB
Thickness: 3 mm
Quantity: 10 pcs per set
Source: https://www.landee.cn/non-asbestos-gaskets-asme-b16-21-3-4-inch-cl150-thk-3-mm.html