Поиск

Iron ores for blast furnace feedstocks — Determination of reduction under load

Glass — Determination of coefficient of mean linear thermal expansion

Overview ISO 7991:1987 specifies a standardized laboratory method for determining the coefficient of mean linear thermal expansion of glass in its elastic, solid-like state (well below the transforma…

Iron ores for blast furnace feedstocks — Determination of reduction under load

Overview - ISO 7992:2022 (reduction under load) ISO 7992:2022 specifies a laboratory method to evaluate the structural stability (reduction under load) of iron ores intended as blast furnace feedstoc…

Ships and marine technology — Pilot ladders

Aerospace — Internal drive, offset cruciform recess (Torq-Set) for rotary fastening devices — Metric series

Shipbuilding — Pilot ladders

Ambient air — Determination of the mass concentration of nitrogen oxides — Chemiluminescence method

Overview ISO 7996:1985 specifies a chemiluminescence method for determining the mass concentration of nitrogen oxides (NOx) in ambient air. The procedure covers measurement of nitrogen monoxide (NO)…

Ophthalmic optics — Spectacle frames — Lists of equivalent terms and vocabulary

Overview ISO 7998:2005 - Ophthalmic optics - Spectacle frames - Lists of equivalent terms and vocabulary provides a standardized vocabulary for spectacle frame parts and construction. The second edit…

Ships and marine technology — Pilot ladders — Part 1: Design and specification

Overview ISO 799-1:2019 - Ships and marine technology - Pilot ladders - Part 1: Design and specification defines requirements for pilot ladders used to embark and disembark maritime pilots alongside…

Ships and marine technology — Pilot ladders — Part 2: Maintenance, use, survey, and inspection

Overview ISO 799-2:2021 - Ships and marine technology - Pilot ladders - Part 2: Maintenance, use, survey, and inspection - provides requirements and practical recommendations for the maintenance, sto…

Aerospace — Nuts, hexagonal, self-locking, with MJ threads, classifications: 1 100 MPa (at ambient temperatur…

Overview ISO 7995:2002 defines the dimensions for hexagonal, self-locking aerospace nuts with MJ threads. The self-locking feature is achieved by forming the upper portion of the nut out-of-round. Th…

Manganese ores and concentrates — Determination of total iron content — Titrimetric method after reduction an…

Overview ISO 7990:1985 specifies two validated laboratory procedures for the determination of total iron in manganese ores and concentrates. The document defines: Method A (titrimetric after reductio…

Ships and marine technology — Pilot ladders — Part 3: Attachments and associated equipment

Overview - ISO 799-3:2022 (Pilot ladders attachments and equipment) ISO 799-3:2022 supplements IMO requirements by specifying requirements and guidance for attachments and associated equipment of pil…

Ophthalmic optics. Spectacle frames. Lists of equivalent terms and vocabulary

1 Scope This International Standard de­fines commonly used terms relat­ing to frames for spectacles and eyeglasses and lists equivalent terms in English, French, Rus­sian, German, Italian, Spanish, A…

Ships and marine technology. Pilot ladders - Attachments and associated equipment

1 Scope This document specifies requirements and recommendations for the attachments and associated equipment of pilot ladders, and gives guidance on their use. It is applicable, but not limited to,…

Iron ores for blast furnace feedstocks. Determination of reduction under load

1 Scope This International Standard specifies a method to provide a relative measure for evaluating the structural stability of iron ores when reduced under conditions resembling those prevailing in…

Ships and marine technology. Pilot ladders - Maintenance, use, survey, and inspection

What is ISO 799-2 about? ISO 799 discusses pilot ladders in ship and marine technology. ISO 799-2 is the second part in a multi-part series that specifies requirements and recommendations for the mai…