These screws stand out due to their unique design and functionality, and are essential in numerous applications across electronics, automotive, and woodworking industries. The standard details the cross recess and raised countersunk (oval) head design, including penetration depths and recess types, and outlines requirements for electroplated and non-electrolytic zinc flake coatings to ensure corrosion resistance and longevity. Because the oval profile combines a flush countersunk base with a raised decorative crown, getting the dimensional tolerances right under this standard matters both for fit and for the finished appearance of the assembly.

Tests

Mandatory Tests:

1. Dimensional Check (Head Diameter, Head Height, Thread Length, Pitch, Thread Form)

2. Tensile Strength Test

3. Torque Resistance Test

4. Corrosion Resistance Test

5. Dimensional Accuracy Check

Optional Tests:

1. Coating/Finish Inspection

2. Recess Type and Penetration Depth Check

Benefits of Obtaining ISI Mark for Cross Recessed Tapping Screws – Raised Countersunk Oval Head

Here are the key benefits of getting ISI Mark certification:

• Government Quality Assurance: Certified screws are trusted for their precision, strength, and reliability, enhancing consumer confidence and market acceptance.

• Mandatory Compliance: Goods or articles classified as Cross Recessed Screws under this standard must bear the Standard Mark under a license from the Bureau, in accordance with Scheme-I of Schedule-II to the BIS (Conformity Assessment) Regulations, 2018.

• Enhanced Market Competitiveness: These screws are reliable for diverse applications across construction, manufacturing, and automotive sectors, valued for their precision, durability, and efficient performance in fastening tasks.

• Consumer Trust: The ISI mark instills confidence among customers and stakeholders, and certified products are eligible for export and meet regulatory compliance.

• Brand Reputation: Certification demonstrates a manufacturer's commitment to excellence and reliability, enhancing brand reputation in the market.

Frequently asked questions (FAQ)

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