Metal spec. Some knowledge of the specifications is thus, essential. These steel standards are helpful in guiding metallurgical laboratories and refineries, product manufacturers, and other end-users of steel and its variants in their proper processing and application procedures to ensure quality towards safe use. The steels are sold with standard specifications and associated notations. UNS (United Numbering System) Steel grades are classified using a 4-digit series of numbers. Steel Standards & Specifications Although there are literally hundreds of specifications relating to steels, most steel users in practice will come across a relatively small number of specifications as part of their work. Metal Specifications There are many different ferrous and non-ferrous metals and their alloys and consequently it is not easy to structure metal specifications in a uniformed way. An overview of specifications published by SAE, ASTM, and international governing bodies. The purpose of a structural steelwork specification is to state what materials and products should be used and how work (fabrication and erection) should be carried out, in order to ensure that the completed structure meets the designer's assumptions and the client's needs. Not only do we have a wide inventory of products, but we also offer finishing services to process your order to your exact specifications, such as flame cutting, cambering, galvanizing, and painting. Metal specifications are often defined by standards, which may specify metal products, delivery conditions and the properties of metals in their own, specific way. qpze moj xlxyap jyt azces jfepgv mqgju uwmw zkdc zrr