Systems and software engineering. Systems and software quality requirements and evaluation (SQuaRE). System and software quality models1 Scope This International Standard defines: a) A quality in use model composed of five characteristics (some of which are further subdivided into subcharacteristics) that relate to the outcome of interaction when a product is used in a particular context of use. This system model is applicable to the complete human computer system, including both computer systems in use and software products in use. b) A product quality model composed of eight

Manufacturers of mineral insulated metal-sheathed thermocouple cables and thermocouples

by measuring the Gd

Substation Automation Systems (SAS) and telecontrol systems

BS EN 12975-2 first looks at the reliability testing of liquid heating collectors – including high temperature and mechanical testing – before explaining thermal performance testing

you can ensure the quality of steel and iron casting and can detect any surface-connected discontinuities such as cracks from fatigue

This document specifies the requirements and test methods for solid flat compression-moulded sheets of polyethylene (PE-UHMW and PE-HD

for internal plastering on all types of background used under normal conditions

BS EN 12178 specifies safety requirements

ISO 463 proves to be useful for you

It does not intend to specify the tests to be applied to particular apparatus or systems

Machinery manufacturers

BS EN 15879-1 on direct exchange ground-coupled heat pumps is useful for: