[待更新] Si-Tech Testing Laboratory, a quality control testing lab providing nondestructive (ndt), metallurgy, welding inspection, and technical training. ... BUT WITHOUT A DOUBT, OUR SPECIALTY IS “SERVICE TO THE FLEET”: SI-TECH is the independent inspection authority for United States Naval work in Norfolk, Virginia.nd submarine repair and maintance inspection services. We alsomaintain anNDT and weldertraining fac...
