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[PDF] ASTM E971 – 11(2019) gratis

Fecha de publicación: 01/10/2019 Standard Practice for Calculation of Photometric Transmittance and Reflectance of Materials to Solar Radiation ASTM E971 – 11(2019)

[PDF] ASTM D1169 – 19a gratis

Fecha de publicación: 01/10/2019 Standard Test Method for Specific Resistance (Resistivity) of Electrical Insulating Liquids ASTM D1169 – 19a

[PDF] ASTM B783 – 19 gratis

Fecha de publicación: 01/10/2019 Standard Specification for Materials for Ferrous Powder Metallurgy (PM) Structural Parts ASTM B783 – 19