Stud Bolts are externally threaded fasteners without a head, used with 2 nuts on either side, substituting a usual "bolt & nut" assembly. Stud bolts are prominently used in flange connections. Depending upon their design and threading patterns, there are different types of stud bolts.

Specification and Grades

• ASTM A 193 Grades - B7,B7M ,B8, B8M & B16
• ASTM A 320 Grades - L7 & L7M
• ASTM A453 Grade 660D
• Stainless Steel 304, 304L, 316, 316L, A2 – 70/80, A4 – 70/80 BS 3692 / BS 4190 grade 4.6, 4.8, 5.6, 5.8, 8.8, 10.9 and 12.9

Finish

• Hot Dip Galvanizing, Fluoropolymer & Ceramic coated could be supplied.