H&H Laboratories got its beginnings back in 1964. It holds U.S. Government Approval for training, certifications, and qualifications of resistance welding machines. It is also a source for testing equipment, as well as the calibration of such. In addition to testing equipment, H&H Laboratory also makes water cooling units, or "chillers" as we like to call them. These units aid in the cooling of the welding machines, which enables it to perform for a longer period of time without the wear-down of parts normally affected be overheating. Our "chillers" are available in small, large, and customized sizes.
A complete list of items and servises are:
Metallurgical & Physical Testing
Chiller Units
Surface Resistance Analyzers
Silver Solutions
Electrically Conductive Greases
Government Approved Training Seminars
Test equipment: Weld scopes, Tensile testers, ect.
Government Spec. Qualifications and Certifications
Chemical Etches
On-sight welding procedure evaluations
The RA-10 SurfaceResistance Analyzer