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Normas ASTM

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ASTM

ASTM B780 - 16(2021)

En Vigor
2021-04-01
Standard Specification for 75 % Silver, 24.5 % Copper, 0.5 % Nickel Electrical Contact Alloy
ASTM

ASTM D4807 - 05(2020)

En Vigor
2020-05-01
Standard Test Method for Sediment in Crude Oil by Membrane Filtration
ASTM

ASTM A818 - 06(2021)

En Vigor
2021-03-01
Standard Specification for Coppered Carbon Steel Wire
ASTM

ASTM E782 - 95(2022)

En Vigor
2022-10-01
Standard Practice for Exposure of Cover Materials for Solar Collectors to Natural Weathering Under Conditions Simulating Operational Mode