Resistance Welding Laboratory

Research and development lab for resistance welding applications.

Weld Systems Integrators resistance welding laboratory provides welding, metallurgical testing and validation for a variety of welding processes. Furthermore, our research and development lab can help improve parts quality, quantify your welding process, create production expectations and evaluate welder performance.

Welding Laboratory - Fastener Weld | Weld Systems Integrators Welding Laboratory | Weld Systems Integrators Weld Lab - Force Gauge | Weld Systems Integrators


  • Application / process evaluation and recommendations
  • Suitability testing for resistance welding
  • Weld failure analysis
  • Weld schedule development
  • Weld lobe analysis / design of experiment (DoE)
  • Electrode endurance testing
  • Projection weld fastener evaluation and testing
  • Resistance welding training (rocker arm spot welders, press type welders, capacitor discharge welding, spot welding guns, benchtop welders, seam welders, door welders,  XY welders, turntable welders multi-gun welders)
  • Seminars (bring your parts and weld them in our lab.)
  • Material weldability
  • Process evaluation
  • Metallurgical evaluation
  • Equipment performance and recommendations
  • Secondary weld current and micro-ohm-meter and benchmarking
  • Calibration services (force gauges, weld checkers, weld current analyzers, torque wrenches, tensile testers)
  • Weld coupons
  • Prototype welding

* Welding lab services includes complete documentation

Push-Out Test Fastener Welding Test | Press Hardened AlSi Coated Steels

Following is a list of welders, process verification and miscellaneous equipment currently in our advanced resistance welding lab.


  • WSI EconoPress, ECP1-18-AC-1-200-1-2430×4-480/60; Miyachi STA-100 Control; 200 KVA AC Transformer; Force 2,430 lbs @ 100 PSI
  • WSI Size 1 MFDC, WSI-W1-12-DC-250-6×4-480/60-150; Miyachi IS-800 Advanced Inverter; 250 KVA MFDC Transformer; Force 2,800 lbs @ 100 PSI
  • WSI Size 2 Fast Rise Time, WSI-W2-18-DC-225-8×4-480/60-400; Miyachi ISA-2000 Inverter; 225 KVA Fast Rise Time MFDC Transformer; Force 5,000 lbs @ 100 PSI
  • WSI Size 2 CD, WSI-W2-18-CD-12-8×4-480/60-60; Miyachi P12000 Capacitor Bank; 12J Transformer; Force 5,000 lbs @ 100 PSI
  • Tecna Portable Gun, 7902; Integrated Heat and Time Dials, Hand Pressure
  • Taylor Winfield Bench Welder; Miyachi IPB-5000 Inverter; 17 KVA MFDC Transformer, Force 300 lbs @ 100 PSI


  • Miyachi MM-315 Weld Checker with Current Monitoring
  • Miyachi MM-370 Weld Checker with Current, Voltage, Displacement, Force Monitoring and Printer
  • Miyachi MM-380 Weld Checker with Current, Voltage and Force Monitoring
  • Miyachi MM-400 Weld Checker with Current, Voltage, Displacement, Force Monitoring and Printer
  • Miyachi Screen Capture Software
  • Miyachi ADAM (Advance Data Analysis Module), Microsoft Windows Based with Current, Voltage, Displacement, Gas Flow, Force Monitoring and Printer
  • TECNA 1600/RS232 Weld Checker with Current and Force Monitoring
  • TECNA 1700D Weld Checker with Current, Voltage and Force Monitoring
  • Dengensha WS-80 Weld Checker with Current, Voltage, and Printer
  • Welding Technologies DFI-101 Force Gauge, 0-4500 Pound Range
  • Welding Technologies DFI-102 Force Gauge, 0-9000 Pound Range
  • Welding Technologies DFI-102-Flex Force Gauge, 0-9000 Pound Range
  • Miyachi Weld Through Force Gauge, MA-770A, 0-1100 Pound Range
  • Miyachi Weld Through Force Gauge, MA-771A, 0-2100 Pound Range
  • Snap-On ATECH3FR250B Torque Wrench, 12.5-250 ft-lb Range
  • Ono-Sokki GS-1830A Glass Displacement Sensor, 30mm Range, 0.0005″ Resolution
  • Mitutoyo 542-162 Linear Displacement Sensor, 25mm range, 0.0003″ Resolution
  • WSI 100630 Standard Push-Out Tester, 0-9000 Pound Range
  • WSI 100630-HD “C” Frame Push-Out Tester, 0-4500 pound Range
  • Detroit Testing Machine Co Tensile Strength Tester
  • Amprobe AMC-3 Meg-Ohm Tester
  • Ryobi IR-002 Infrared Thermometer
  • Slow Motion Camera
  • Hi-Definition Camera


  • Atlas Copco Air Compressor, 15 HP
  • Schrieber 500AC Water Chiller, 5 Ton
  • Tow Motor, 10K Capacity
  • Pallet Jack, 5K Capacity
  • Machine Room Mill and Lathe Capabilities


  • Aerospace
  • Automotive
  • Appliance
  • Electronic and electrical equipment
  • Fabricated metal products
  • Industrial machinery
  • Oil and gas power generation
  • Primary metals and metal processing
  • Transportation
  • and more

Contact Weld Systems Integrators

Weld Systems Integrators (WSI) is your complete source for standard and custom resistance welders, consumables, spare and replacement parts and value added services. We offer WORLDWIDE shipping from our Warrensville Heights, OH location.

CONTACT Weld Systems Integrators, or REQUEST A QUOTE on standard IN-STOCK inventory or fully custom welding equipment. To speak with a WSI team member, please give us a call at 844-WSI-WELD or +1-216-475-5629.