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Piping Products • Bolt Sets/Kits

B7K - Stud Bolt Pre-Packaged Flange Kits

Catalog Spec Sheet Spec Sheet for B7K

Always verify that you have the most recent product specifications
or other documentation prior to the installation of these products.

  • Material Test Reports (MTRs) in the Box
  • Pre-package kits for ANSI class 150# and 300# Flanges
  • Bagged & Packed in Double-Walled Strapped Cartons
  • Studs:
    • Grade B7
    • Full Threaded Rod Stud Bolts
    • Chamfered Flat Faced Ends
    • Manufactured from Chromium-Molybdenum Ferritic Alloy Steel
    • Tensile Strength: 125 KSI Min.
    • Hardness 35 HRC Max.
  • Nuts:
    • Grade 2H
    • Heavy Hex
    • Single-Chamfered with Bottom Washer Face
    • Manufactured from Carbon Steel
    • Rockwell Hardness: C24 to C38
  • Threads:
    • 1" Diameter & Smaller - Unified Inch Coarse Series (UNC), Class 2A
    • 1-1/8" Diameter - Unified Inch 8 Thread Series (UN8), Class 2A
  • Plain Finish Coated with Light Protective Oil
  • Right Hand Threads
  • Heat Treated
  • Manufacturer Identification and Grade Marks on All Studs and Nuts
  • Studs and Nuts are Heat Code Traceable*
  • Stud and Nut Sets are Lot Number Traceable*

  • Studs:
    • Material & Mechanical Properties: ASTM A193 Grade B7
    • Threads: ASME B1.1, UNC or UN8, Class 2A
  • Nuts:
    • Material & Mechanical Properties: ASTM A194 Grade 2H
    • Dimensions: ASME B18.2.2
* Heat codes and lot numbers are listed on box labels. MTRs are included in each kit.

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