ASTM B956-19 pdf free download.Standard Specification for Welded Copper and Copper-Alloy Condenser and Heat Exchanger Tubes with Integral Fins. This specification establishes the requirements for heat exchanger tubes manufactured from forge-welded copper and copper alloy tubing in straight lengths on which the external or internal surface, or both, has been modified by cold forming process to produce an integral enhanced...
ASTM B280-20 pdf free
ASTM B280-20 pdf free.Standard Specification for Seamless Copper Tube for Air Conditioning and Refrigeration Field Service. 1. 1 This specification establishes the requirements for seam- less copper tube intended for use in the connection, repairs, or alternations of air conditioning or refrigeration units in the field NoTE 1-Fittings used for soldered or brazed connections in air conditioning and refrigeration systems...
AS ISO/ASTM 52921:2020 pdf free – Standard terminology for additive manufacturing – Coordinate systems and test methodologies
AS ISO/ASTM 52921:2020 pdf free.Standard terminology for additive manufacturing - Coordinate systems and test methodologies. 1.1 This terminology includes terms, definitions of terms, descriptions of terms, nomenclature, and acronyms associated with coordinate systems and testing methodologies for additive manufacturing (AM) technologies in an effort to standardize terminology used by AM users, producers, researchers. educators, press/media. and others, particularly when reporting...
BS 8572:2018 pdf free download
BS 8572:2018 pdf free download.Procurement of facility-related services - Code of practice. Facility-related services form supporting structures to the core business of an organization. The range and extent of such services can be broad and are subject to the specific needs of the procurer and its end users. Facility-related services might include, for example, cleaning, security, waste disposal, inspection, pest...