Our field testing services include, flow meter calibration, heat exchanger performance testing, containment leak testing, and duct flow balancing. In addition to these services, the instrumentation systems needed to perform this testing are custom designed and offered for sale.

Graftel maintains a complete calibration lab for gas flow, liquid flow, air velocity, RH/dew point and temperature. Calibration work is accredited to ISO/IEC 17025:2005, ANSI/NCSL Z5401:1994 (R2002), and ANSI/NCSL Z540.3:2006 sub clause 5.3. Laboratory equipment is maintained in accordance with MILSTD45662A. Nuclear power applications meet 10 CFR 50 Appendix B and Part 21 requirements. Our QA program has been audited by many nuclear utilities and industrial customers.

Our capabilities include but are not limited to the following types of equipment:
Gas Flow (we specialize in using the specific gas type for your needs and can go up to 18,000 lpm)

Liquid Flow (we can flow up to 900 gpm of water)
General Electrical
Temperature & Humidity
Pressure
Vacuum
Wind Tunnel (air velocity for anemometers and weather stations)
Ability to calibrate Primary, Secondary and Working Standards in each category
Ability to repair any instrument component level and certify to industry specifications

Why choose Graftel calibrate your instrumentation?

Accredited to the highest standards
Fast 5 business day turnaround time (expedite services available)
Free pickup and delivery with shipments of seven (7) items or more (regionally)
Mobile Calibration Facility
Leading Stateoftheart equipment
Environmentally controlled multilaboratory facility
In house and onsite calibration services available
Proprietary calibration software and smart phone app gives customers 24/7 access to certificates
Each calibration / repair comes with certificate traceable to N.I.S.T, and ISI 17025 accreditation
Ability to repair any instrument we calibrate to the component level and certify to Industrial specs
Our network of labs ensures that you’ll only need to deal with one vendor
Highly and experienced trained technicians
Ability to see realtime order statuses, and be able to view/download calibration certificates
Global shipping
Calibrate Standards

Graftel - Liquid Flow Meter Calibration - Brochure