Quick Answer
Prism Calibration Centre (NABL CC-2480) provides IATF 16949-compliant calibration for Gujarat's automotive industry: dimensional gauges (vernier, micrometer, CMM), torque wrenches (ISO 6789), UTM machines (ISO 7500-1), hardness testers, and electrical instruments — with MSA (Gauge R&R) uncertainty values.
Key Takeaways
- IATF 16949:2016 Clause 7.1.5.3.1 mandates NABL-calibrated instruments for automotive production.
- MSA (Gauge R&R) studies require calibration uncertainty data on NABL certificates.
- Torque tool calibration per ISO 6789-2 for all assembly tools is mandatory.
- Prism serves Tier 1 and Tier 2 automotive suppliers in Sanand, Changodar, Rajkot, and Ahmedabad.
- Annual calibration AMC contracts for automotive plants with 500+ instrument fleets.
IATF 16949 Calibration Requirements for Automotive
| IATF Clause | Requirement |
|---|---|
| 7.1.5.1 | Monitoring and measuring resources shall be available and suitable for their intended use. |
| 7.1.5.1.1 | Calibration records shall include revisions following engineering changes affecting calibration. |
| 7.1.5.2 | Measuring equipment shall be calibrated against traceable standards (NABL in India). |
| 7.1.5.3 (MSA) | Statistical studies shall be conducted on all gauging systems referenced in the control plan. |
| 7.1.5.3.1 | Calibration/verification records for all gauges including customer-owned equipment. |
Automotive Calibration Instrument Categories
- Dimensional: vernier calipers, micrometers, dial gauges, bore gauges, height gauges, plug/ring gauges
- Force & Torque: torque wrenches, torque screwdrivers, torque multipliers, force gauges
- Material Testing: UTM machines (tensile, compression), hardness testers
- Electrical: multimeters, clamp meters (for wire harness testing)
- Environmental: temperature, pressure, humidity (paint shop, oven monitoring)
- Leak testing: air leak testers, pressure decay test rigs
- Surface: surface roughness testers (Ra, Rz per drawing callouts)
MSA (Measurement System Analysis) Support
IATF 16949 requires MSA (Gauge R&R studies) for all measurement systems used in production. MSA studies require calibrated gauges with stated measurement uncertainty. Prism's NABL certificates include expanded uncertainty values (k=2) for all dimensional, torque, and force instruments — the data needed to calculate %Gauge R&R in AIAG MSA manual studies.
Frequently Asked Questions
Which automotive OEMs and Tier 1 suppliers does Prism serve in Gujarat?
Prism serves 300+ automotive suppliers across Gujarat including Tier 1 companies supplying Tata Motors (Sanand), Maruti Suzuki (through Sanand cluster), Honda, Hero MotoCorp, and Tier 2 suppliers in Rajkot's machine tool cluster.
Does Prism provide calibration for assembly torque tools at automotive plants?
Yes. Prism calibrates all assembly torque tools: click-type torque wrenches, digital torque wrenches, pneumatic torque tools (with static torque adapter), and electronic torque screwdrivers per ISO 6789-2:2017.
Can Prism handle annual calibration for 500+ automotive instruments?
Yes. Prism manages annual calibration AMC (Annual Maintenance Contracts) for automotive plants with 100–2000 instruments. We schedule phased calibration visits to minimise production disruption.
Does Prism provide calibration for coordinate measuring machines (CMM)?
Prism provides CMM probe and stylus qualification, and supplies NABL-calibrated gauge blocks for CMM performance verification. Full CMM volumetric accuracy verification (ISO 10360-2) is available through accredited CMM service providers we coordinate with.
Is Prism's calibration accepted for Tier 1 supplier audits (IATF)?
Yes. Prism's NABL CC-2480 certificates are accepted by all IATF 16949 third-party auditors (TÜV Rheinland, Bureau Veritas, BSI, BUREAU, DEKRA) and automotive OEM supplier quality auditors.
Written by
Er. Parthiv Kinariwala
Managing Director · Prism Calibration Centre · NABL CC-2480 · Ahmedabad
Er. Parthiv Kinariwala founded Prism Calibration Centre in 2004 and has over 20 years of hands-on experience in calibration engineering, NABL accreditation, and industrial compliance. His team performs 10,000+ calibrations annually from the Vatva GIDC laboratory, serving 5000+ industries across Gujarat.
Prism Calibration Centre — Vatva GIDC, Ahmedabad
Prism Calibration Centre
F-101, Rudraksh Complex 2, Phase 3, GIDC Vatva, Near Jasoda Nagar Cross Road, Ahmedabad — 382445, Gujarat, India
Phone: +91 98245 26444
Email: info@prismcalibration.com
NABL: CC-2480 · ISO/IEC 17025:2017
Hours: Mon–Sat, 9:00 AM – 7:00 PM