Normativa ISO UNE gratis

Fecha de publicación: 01/05/2021 Standard Test Method for Determining Chemical Compatibility of Substances in Contact with Thermoplastic Pipe and Fittings Materials ASTM F2331 – 11(2021)

Fecha de publicación: 01/05/2021 Standard Practices for Sampling Ferroalloys and Steel Additives for Determination of Chemical Composition ASTM E32 – 21

Fecha de publicación: 01/05/2021 Standard Practice for Carbon Black— Calculation of Process Indexes From an Analysis of Process Control Data ASTM D4583 – 21

Fecha de publicación: 01/05/2021 Standard Specification for Fabrication and Jobsite Handling of Epoxy-Coated Steel Reinforcing Bars ASTM D3963/D3963M – 21

Fecha de publicación: 01/05/2021 Standard Practice for Installing Corrugated Aluminum Structural Plate Pipe for Culverts and Sewers ASTM B789/B789M – 16(2021)

Fecha de publicación: 01/05/2021 Standard Practice for Product Temperature and Equipment Pressure Instrumentation in Pharmaceutical Freeze Drying ASTM E3250 – 21

Fecha de publicación: 01/05/2021 Standard Practice for Selection of Gravity Sewers Suitable for Installation of Optical Fiber Cable and Conduits ASTM F2303 – 03(2021)

Fecha de publicación: 01/05/2021 Standard Guide for Safety, Access Rights, Construction, Liability, and Risk Management for Optical Fiber Networks in Existing Sewers ASTM F2233 – 03(2021)

Fecha de publicación: 01/05/2021 Standard Specification for Metric- and Inch-Sized Fittings for Crosslinked Polyethylene (PEX) Pipe ASTM F2829/F2829M – 21

Fecha de publicación: 01/05/2021 Standard Specification for Polyethylene (PE) Electrofusion Fittings for Outside Diameter Controlled Crosslinked Polyethylene (PEX) Pipe ASTM F3373 – 21