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    Knob
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    Knob

Bolts and Nuts

We produce stud bolt threaded rod & hexagonal nut with verified quality and obtained TKDN certification from the Ministry of Industry.


Our product thread sizes follow the UNC standard for sizes 3/8” – 7/8” and UN8 for sizes 1” and above.


We also offer various types of coatings, such as hot dip galvanizing, zinc coating, and fluorocarbon coating, to ensure maximum durability and protection against corrosion.

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Specification


  • SB: ASTM A193 / ASME SA-193 Class B7
  • MUR: ASTM A194 / ASME SA-194 Grade 2H
  • SB: ASTM A193 /ASME SA-193 Class B7M
  • MUR: ASTM A194 / ASME SA-194 Grade 2HM
  • SB: ASTM A193 /ASME SA-193 Class B8
  • NUT: ASTM A194 / ASME SA-194 Class 8
  • SB: ASTM A193 /ASME SA-193 Class B8M
  • NUT: ASTM A194 / ASME SA-194 Class 8M / 8MA
  • SB: ASTM A193 /ASME SA-193 Class B16
  • NUT: ASTM A194 / ASME SA-194 Class 4/7
  • TIGHTENING RING: ASTM F346

Type


  • Threaded Rod
  • Heavy hexagon nut
  • Washing machine

Size


  • 3/8" – 3"
  • M10 - M30

Brand

PT Karya Prima Suplindo is a stud bolt and nut distributor verified by the Ministry of Industry to meet the Domestic Component Level (TKDN) requirement. This certification makes our products an ideal choice for various national projects, industrial construction, and large-scale engineering needs.


UNC Stud Bolt & Nut Specifications for sizes 3/8” – 7/8”

UN for sizes 1” and above are designed to provide optimal compatibility in a wide range of industrial and construction connection applications.


Stud Bolt & Nut Coating Options

To increase corrosion resistance and extend service life, several types of finishing or coating are available, including: Fluorocarbon Coated, Hot Dip Galvanized, Zinc Electroplated.

 

Each coating type is selected to ensure maximum performance in different industrial environments, including outdoor areas, high humidity areas, and applications requiring extra chemical protection.