Free Standards PDF Download

ISO 3998:1977 pdf download – Textiles – Determination of resistance to certain insect pests

ISO 3998:1977 pdf download - Textiles - Determination of resistance to certain insect pests Some methods previously utilized for testing resistance of textiles to insect pests relied solely on loss of mass of the test specimens exposed...

03-05

ISO 3994:2007 pdf download – Plastics hoses – Helical-thermoplastic- reinforced thermoplastics hoses for suction and discharge of aqueous materials – Specification

ISO 3994:2007 pdf download - Plastics hoses - Helical-thermoplastic- reinforced thermoplastics hoses for suction and discharge of aqueous materials - Specification 1 Scope This International Standard specifies the requirements for three types of helical-thermoplastic-reinforced thermoplastics hoses for...

03-05

ISO 3980:1977 pdf download – Aluminium and aluminium alloys – Determination of copper – Atomic absorption spectrophotometric method

ISO 3980:1977 pdf download - Aluminium and aluminium alloys - Determination of copper - Atomic absorption spectrophotometric method 4.6 Aluminium, 20 g/l base solution. Weigh, to the nearest 0,Ol g, 20 g of aluminium free from copper...

03-05

ISO 3974:1977 pdf download – Definitions of.living animals for slaughter – Ovines

ISO 3974:1977 pdf download - Definitions of.living animals for slaughter - Ovines 1.1 sucking lamb : A lamb which has not been weaned, and weighing not more than 15 kg. 1.2 slaughter lamb : A lamb weighing...

03-05

ISO 3970:1977 pdf download – Modular units for machine tool construction – Integral way columns – Floor-mounted type

ISO 3970:1977 pdf download - Modular units for machine tool construction - Integral way columns - Floor-mounted type 1 SCOPE AND FIELD OF APPLICATION This International Standard specifies certain dimensions relating to the interchangeability of integral way...

03-05

ISO 3940:1977 pdf download – Tapered die-sinking cutters with parallel shanks

ISO 3940:1977 pdf download - Tapered die-sinking cutters with parallel shanks 1 SCOPE AND FIELD OF APPLICATION This International Standard specifies the dimensions of tapered die-sinking cutters with plain parallel or parallel flatted shanks. These cutters are...

03-05

ISO 3912:1977 pdf download – Woodruff keys and keyways

ISO 3912:1977 pdf download - Woodruff keys and keyways 1 SCOPE This International Standard specifies the dimensional characteristics of Woodruff keys and of the alternative Whitney key and of the corresponding keyways in shaft and hub. It...

03-05

ISO 3862:2020 pdf download – Rubber hoses and hose assemblies – Rubber-covered spiral-wire- reinforced hydraulic types for oil-based or water-based fluids – Specification

ISO 3862:2020 pdf download - Rubber hoses and hose assemblies - Rubber-covered spiral-wire- reinforced hydraulic types for oil-based or water-based fluids - Specification 7.4.2 Water-based fluid impulse test The impulse test shall be in accordance with ISO...

03-05

ISO 3827-1:1977 pdf download – Shipbuilding – Co-Ordination of dimensions in ships’ accommodation

ISO 3827-1:1977 pdf download - Shipbuilding - Co-Ordination of dimensions in ships’ accommodation The advantages of dimensional and modular Co-Ordination have been internationally recongized for many years and an International Standard has been agreed for the incre-...

03-05

ISO 3745:2012 pdf download – Acoustics – Determination of sound power levels and sound energy levels of noise sources using sound pressure – Precision methods for anechoic rooms and hemi-anechoic rooms

ISO 3745:2012 pdf download - Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Precision methods for anechoic rooms and hemi-anechoic rooms 1.1 General This International Standard specifes...

03-05