VENT/DRAIN PLUG TYPE BOLT/NUT MATERIALS

Standard Standard(Cr-Mo hex socket head cap screw)
standard Cr-Mo hexagon bolt/nut
Standard NACE bolt/nut(ASTM A193 B7M/a 194 B7M/a 194 2HN)
Standard NACE bolt/nut(ASTM A320 L7M/a 194 B7M/a 194 2HN)
Standard 304/304 Stainless Steel
Standard 630/304 Stainless Steel


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