Nuts & Bolts
Stud bolts, hex bolts, nuts, and fastener sets in carbon steel, stainless, and alloy — for high-pressure flanges, structural connections, and critical process equipment.
Stud Bolts & Hex Nuts
Fully threaded stud bolts with two heavy hex nuts for flanged connections. The standard fastener for ASME B16.5 and B16.47 flanges in process piping.
Size Range
½" – 4" dia.
Standard
ASME B18.2.1 / B18.2.2
Grades
A193 B7/B7M, B8/B8M
Nuts
A194 2H, 2HM, 8, 8M
Pre-Assembled Flange Bolt Sets
Complete bolt sets for standard ASME B16.5 flanges — stud bolts and nuts packaged together by flange size and class. Available standard or Teflon-coated for corrosive service.
Size Range
½" – 24" NPS
Standard
ASME B16.5
Classes
150, 300, 600, 900, 1500, 2500
Coating
Standard or Teflon Coated
Alloy & High-Temp Fasteners
High-strength alloy fasteners for elevated temperature and high-pressure service. B16, B8 Class 2, and exotic alloy grades for critical process applications.
Size Range
½" – 3" dia.
Standard
ASTM A193 / A194
Grades
A193 B16, B8 Cl.2, Inconel 718
Temp Rating
Up to 1200°F
Stainless Steel Fasteners
Stainless steel bolts, nuts, and washers for corrosive environments. Grades 304, 316, and 316L available for chemical, marine, and food-grade applications.
Size Range
#10 – 2" dia.
Standard
ASTM A193 / A194
Grades
SS 304, SS 316, SS 316L
Types
Hex Bolts, Studs, Nuts, Washers
Hex Bolts & Cap Screws
Heavy hex bolts and cap screws for structural and equipment connections. Available in carbon steel, stainless, and alloy grades for all service conditions.
Size Range
¼" – 2" dia.
Standard
ASME B18.2.1
Grades
A307, A325, A490, SS 304/316
Lengths
½" – 12"
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