T/DZJN 457-2025 Active Group standards

T/DZJN 457-2025 Blast Furnace Electric Blower Energy Efficiency Index Evaluation

Publish Date: 2025-08-05 Implement Date: 2025-08-15 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Price: $ 20.00

Out of stock

Basic Information

Standard Code: T/DZJN 457-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Generally, it refers to microsurgical instruments

ICS Name: Black metal comprehensive

Publish Date: 2025-08-05

Implement Date: 2025-08-15

Scope

This document proposes the basic elements of the operating energy efficiency of electric blowers in blast furnaces, as well as the methods of collecting operating data and making corresponding comparisons. It is applicable to the comparison of the operating energy efficiency of electric blowers in blast furnaces of the long-process type

Development Information

Related Standards

GB/T 17616-1998 Replaced

GB/T 17616-1998 Unified numbering system for designations of iron,steel and alloy

Publish Date: 1998-12-14

GB/T 5686.4-1998 Replaced

GB/T 5686.4-1998 Methods for chemical analysis of silicomanganese—The phosphomolybdenum blue phtometric method for the determination of phosphorus content

Publish Date: 1998-12-14

GB/T 18255-2000 Replaced

GB/T 18255-2000 Coking viscous oil products—Determination of distillation range

Publish Date: 2000-11-17

GB/T 4223-2004 Replaced

GB/T 4223-2004 Iron and steel scraps

Publish Date: 2004-05-20

GB/T 20066-2006 Active

GB/T 20066-2006 Steel and iron—Sampling and preparation of samples for the determination of chemical composition

Publish Date: 2006-02-05

GB/T 11261-2006 Active

GB/T 11261-2006 Steel and iron—Determination of oxygen content—The pulse heating inert gas fusion-infra-red absorption method

Publish Date: 2006-03-02