Product Name: ASTM A194 Grade 2H Hex Nuts
Type: Heavy Hex Nut
Design Standard: API 20E BLS-1
Material: Carbon Steel, ASTM A194 Grade 2H
Size: 1 Inch
Surface Treatment: Red Xylan 1070 Coating
Source: https://www.landeepipefitting.com/astm-a194-2h-hex-nuts-api-20e-bls-1-carbon-steel-1-inch.html