Decisive Testing, Inc. opened it’s doors in 1968 and has been family owned and operated since then. Over 50+ years of operation DTI has grown to be one of the most capable mechanical and non-destructive testing laboratories in southern California. We perform testing across numerous specifications and industries while providing the highest standards of service.
Our facility is 16,000 square feet complete with non-destructive testing, metallurgical and mechanical testing labs. A complete machine and welding shop are also included on the premises.
Decisive Testing, Inc.’s inspectors are certified Level II and Level III to NAS-410, ASNT-TC-lA, ASNT CP-189 S9074-AS GIB-010/271, IRRSP, TUV cert, PED AWS QC-I, NADCAP and ESD control. Factory trained OES, PMI Hardness inspectors and Metallurgical Engineer on staff.
Decisive Testing, Inc.’s quality system is certified to ISO 9001, AS 9100 ANSI/NCSC-21540, Mil-Q-9858B, SAE Rev B and NADCAP. J50 /7Pt,J.
Nondestructive testing includes ET, MT, UT, VT, RT, LT/Helium, PT, GPR, Surface Roughness and Ferrite Content, Utility Location, Coating Thickness, Metallurgical and Mechanical inspection.
Destructive testing includes tensile, hardness, pressure, bend testing, charpy, chemical (through Optical emission spectrometer and Xray refraction), grain size and structure, modulus of elasticity, dimensional metallurgical mounts, macro/micro hardness, microscopy (with digital dimensions), holiday testing, and
Standards Certified To
ASTM, ASME, API, AWS, Federal Standards, ANSI , ISO 9001, AS 9100 Mil-Std, DOD, SAE, City of Los Angeles.