ASTM A193 Gr 347 UNS S34700
ASTM A 194 Grade 2H Heavy Hex Nut -Metric
ASTM A 194 Grade 2H Heavy Hex Nut -Inches
ASTM A 194 Grade 2HM Heavy Hex Nut- Inches
ASTM A 194 Grade 8 Heavy Hex Nut -Metric
ASTM A 194 Grade 8 Heavy Hex Nut -ASME B 18.2.2 -Inches
ASTM A 194 Grade 8M Heavy Hex Nut -Inches
ASTM A 194 Grade 8M Heavy Hex Nut -Metric
ASTM A 453 Grade 660 Heavy Hex Nut- Inches
ASTM A 453 Grade 660 Heavy Hex Nut – Metric