Product Name: ASME B16.20 SW Gaskets
Type: Spiral Wound Gasket
Standard: ASME B16.20
Material: SS 316 (Inner Ring), Carbon Steel (Outer Ring)
Size: 16 Inch
Class: Class 150 LB
Source: https://www.landee.cn/asme-b16-20-sw-gaskets-ss-316-carbon-steel-16-inch-cl150.html