ISO 11257:2022
International Standard
Current Edition
·
Approved on
22 March 2022
Iron ores for shaft direct-reduction feedstocks — Determination of the low-temperature reduction-disintegration index and degree of metallization
ISO 11257:2022 Files
English
9 Pages
Current Edition
80.84 USD
ISO 11257:2022 Scope
This document specifies a method to provide a relative measure for evaluating the degree of size degradation and degree of metallization of iron ores, when reduced under conditions resembling those prevailing in shaft direct-reduction processes.
This document is applicable to lump ores and hot-bonded pellets.
Best Sellers
GSO 150-2:2013
Gulf Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates

YSMO GSO 150-2:2020
GSO 150-2:2013
Yemeni Technical Regulation
Expiration dates for food products - Part 2 :
Voluntary expiration dates


YSMO GSO 2055-1:2020
GSO 2055-1:2015
Yemeni Standard
HALAL FOOD - Part 1 : General Requirements


GSO 2055-1:2015
Gulf Technical Regulation
HALAL FOOD - Part 1 : General Requirements

Recently Published
ISO 22552:2025
International Standard
Space systems — Manufacturing readiness review

ISO/IEC TR 16088:2025
International Standard
Information technology — Computer graphics, image processing and environmental representation — Constructs for visual positioning systems in mixed and augmented reality (MAR)


ISO 18618:2025
International Standard
Dentistry — Interoperability of CAD/CAM systems

ISO 10286:2025
International Standard
Gas cylinders — Vocabulary
