AVP Business solution logo
BIS-ISI-CERTIFICATE

IS 1363 (Part 1) :2019

Bolts, Nuts & Fasteners - Hexagon Head Bolts, Screws and Nuts of product Grade C Hexagon Head Bolts (Size Range M 5 to M 64)

Bolts, Nuts & Fasteners - Hexagon Head Bolts, Screws and Nuts of product Grade C Hexagon Head Bolts (Size Range M 5 to M 64)
Get a free assesment.
Connect now for free consultancy, research & reports.

Connect with us on:

1. Summary about Hexagon Head Bolts, Screws and Nuts of Product Grade C – Hexagon Head Bolts (M5 to M64)

Grade C hexagon head bolts are general-purpose fasteners used in mechanical assemblies, construction, and industrial structures. They are designed for applications where moderate strength and standard tolerances are acceptable.


2. Why BIS Certificate is Mandatory for Grade C Hexagon Head Bolts

BIS certification is mandatory to ensure dimensional accuracy, thread quality, and mechanical strength. Non-compliant bolts can loosen, shear, or fail under load.


3. What is BIS Certified for Grade C Hexagon Head Bolts

BIS certification verifies compliance with Indian Standards covering dimensions, mechanical properties, surface finish, and thread accuracy.


Tests required for Grade C Hexagon Head Bolts (M5 to M64)

TitleMandatory/Optional
Dimensions

Required

Material

Optional

Thread

Required

Tolerances

Required

Mechanical Properties

Required

Electroplating

Required

Non - Electrolytically applied zinc flake coating

Required

Hot dip galvanized

Required

Marking and labelling

Required


4. Benefits of BIS Certification for Grade C Hexagon Head Bolts

  • Ensures reliable fastening performance
  • Mandatory for regulated industrial supply
  • Reduces risk of joint failure
  • Improves interchangeability of fasteners
  • Builds confidence among users and inspectors