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Steel Grade Equivalency Table

Steel Grade Equivalency. A633 Gr. A,C,D. 0.9 max. Comparative designations of grades with similar composition from other important standards. Unified Numbering System (UNS) is an alloy designation system widely accepted in North America. American Iron and Steel Institute (AISI) standards for steel compositions. European standards.What is the mechanical properties of alloy 34crmo4? - EN What is the mechanical properties of alloy 34crmo4? The company adheres to green development, supported by scientific and technological innovation and technological progress, vigorously advocates the alloy 34crmo4 production and life style of saving, environmental protection, civilization and low carbon, adheres to the new industrialization road and the sustainable development road.