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Fasteners - Hexagon washer head tapping screws (ISO 7053:2019)

Overview SIST EN ISO 7053:2019, titled Fasteners - Hexagon washer head tapping screws (ISO 7053:2019), is an international standard that specifies the characteristics and requirements for hexagon was…

Fasteners - Hexagon washer head tapping screws (ISO 7053:2019)

Overview EN ISO 7053:2019 (Fasteners - Hexagon washer head tapping screws) specifies the characteristics of hexagon washer head tapping screws made of steel and stainless steel, covering thread sizes…

Cross-recessed countersunk (flat) head tapping screws (ISO 7050:2011)

Overview SIST EN ISO 7050:2011 is an international standard published by CEN, specifying the characteristics of cross-recessed countersunk (flat) head tapping screws. This standard covers tapping scr…

Cross-recessed raised countersunk (oval) head tapping screws (ISO 7051:2011)

Overview SIST EN ISO 7051:2011 is an international standard specifying the characteristics and dimensions of cross-recessed raised countersunk (oval) head tapping screws. Published by CEN and aligned…

Cross-recessed raised countersunk (oval) head tapping screws (ISO 7051:2011)

Overview EN ISO 7051:2011 is an international standard specifying the characteristics and dimensions of cross-recessed raised countersunk (oval) head tapping screws. Published by CEN and aligned with…

Cross-recessed countersunk (flat) head tapping screws (ISO 7050:2011)

Overview EN ISO 7050:2011 is an international standard published by CEN, specifying the characteristics of cross-recessed countersunk (flat) head tapping screws. This standard covers tapping screws w…

Plastics laboratory ware -- Beakers

Overview ISO 7056:1981 - "Plastics laboratory ware - Beakers" specifies construction, dimensions, markings and test methods for squat-form plastic beakers used in laboratories. It applies to beakers…

Plastics laboratory ware -- Filter funnels

Overview ISO 7057:1981 specifies requirements for plastics laboratory ware - filter funnels used for aqueous filtration up to laboratory temperatures (nominally 0–60 °C). The standard defines preferr…

Rubber latex — Determination of density between 5 degrees C and 40 degrees C

Hexagon washer head tapping screws

Natural rubber latex — Determination of density

Cross-recessed raised countersunk (oval) head tapping screws

1 Scope This International Standard specifies the characteristics of cross-recessed raised countersunk (oval) head tapping screws with thread sizes from ST 2,2 to ST 9,5 inclusive.

Corrosion of metals and alloys. Wiping method for measurements of gases and particles on real structures and…

1 Scope This document specifies a method for evaluating depositions on real structures and equipment by wiping. Depositions become corrosion and/or degradation factors for metals, alloys and organic…

Hexagon washer head tapping screws

1 Scope This International Standard specifies hexagon washer head tapping screws with thread sizes from ST 2,2 to ST 8 inclusive.

Caprolactam for industrial use. Determination of absorbance at a wavelength of 290 nm

1 Scope This document specifies a spectrometric method for the determination of the absorbance at a wavelength of 290 nm of caprolactam for industrial use.

Natural gas. Upstream area. Determination of drag reduction in laboratory for slick water

1 Scope This document specifies a method for the determination of drag reduction of slick water , which is mainly used to evaluate the drag reduction performance of slick water . This document uses t…

Rubber latex. Determination of density between 5 °C and 40 °C

Cross-recessed countersunk (flat) head tapping screws

1 Scope This International Standard specifies the characteristics of cross-recessed pan head tapping screws with thread sizes from ST 2,2 to ST 9,5 inclusive.

Fasteners — Hexagon washer head tapping screws

Overview ISO 7053:2019 is an international standard specifying the characteristics of hexagon washer head tapping screws. These fasteners are made from steel and stainless steel, covering thread size…

Plastics laboratory ware — Filter funnels

Overview ISO 7057:1981 specifies requirements for plastics laboratory ware - filter funnels used for aqueous filtration up to laboratory temperatures (nominally 0–60 °C). The standard defines preferr…

Caprolactam for industrial use — Determination of absorbance at a wavelength of 290 nm

Overview ISO 7059:2023 - "Caprolactam for industrial use - Determination of absorbance at a wavelength of 290 nm" specifies a spectrometric method for measuring the ultraviolet absorbance of caprolac…

Corrosion of metals and alloys — Wiping method for measurements of gases and particles on real structures and…

Overview ISO 7054:2024 - Corrosion of metals and alloys: Wiping method for measurements of gases and particles on real structures and equipment - defines a standardized, field‑compatible wiping techn…

Cross-recessed countersunk (flat) head tapping screws

Overview ISO 7050:2011 is an international standard published by the International Organization for Standardization (ISO) that specifies the characteristics of cross-recessed countersunk (flat) head…

Cross recessed countersunk (flat) head tapping screws (common head style)

Plastics laboratory ware — Beakers

Overview ISO 7056:1981 - "Plastics laboratory ware - Beakers" specifies construction, dimensions, markings and test methods for squat-form plastic beakers used in laboratories. It applies to beakers…

Phosphoric acid for industrial use — Determination of higher soluble sulfate contents — Titrimetric method af…

Hexagon washer head tapping screws

Cross recessed raised countersunk (oval) head tapping screws

Rubber latex — Determination of density between 5 degrees C and 40 degrees C

Overview ISO 705:2015 is an internationally recognized standard specifying the method for determining the density of natural rubber latex concentrate within the temperature range of 5 °C to 40 °C. Th…

Natural gas — Upstream area — Determination of drag reduction in laboratory for slick water

Overview ISO 7055:2023 establishes a standardized laboratory method for determining drag reduction performance of slick water used in the natural gas upstream sector, particularly in shale gas volume…

Caprolactam for industrial use — Determination of absorbance at a wavelength of 290 nm

Cross-recessed raised countersunk (oval) head tapping screws

Overview ISO 7051:2011 defines the characteristics and designation of cross-recessed raised countersunk (oval) head tapping screws. The standard covers tapping screws with thread sizes ST 2,2 to ST 9…