GB/T 1996-2017 English PDF

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GB/T 1996-2017: Coke for metallurgy
Status: Valid

GB/T 1996: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 1996-2017	119	Add to Cart	3 days	Coke for metallurgy	Valid
GB/T 1996-2003	239	Add to Cart	3 days	Coke for metallurgy	Obsolete
GB/T 1996-1994	199	Add to Cart	2 days	Coke for metallurgy	Obsolete
GB 1996-1980	199	Add to Cart	2 days	Metallurgical cokes	Obsolete

Similar standards

GB/T 2286   GB/T 2001   GB/T 1997   

Basic data

Standard ID: GB/T 1996-2017 (GB/T1996-2017)
Description (Translated English): Coke for metallurgy
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: H32
Classification of International Standard: 75.160.10
Word Count Estimation: 6,682
Date of Issue: 2017-10-14
Date of Implementation: 2018-05-01
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 1996-2017: Coke for metallurgy

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Coke for metallurgy ICS 75.160.10 H32 National Standards of People's Republic of China Replacing GB/T 1996-2003 Metallurgical coke 2017-10-14 Published 2018-05-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 1996-2003 "metallurgical coke", this standard compared with GB/T 1996-2003, the main technical content changes as follows. --- Modify the normative references (see Chapter 2); --- Removed terms and definitions (see Chapter 3 of the.2003 edition); --- Modify the sulfur content St, d indicators, will be a change from ≤ 0.60% ≤ 0.70%, two from ≤ 0.80% to ≤ 0.90% Level 3 was changed from ≤1.00% to ≤1.10% (see Table 1 in 3.1); --- Modify the crushing strength M25 index, the second level by ≥88.0% to ≥89.0%, three from ≥83.0% to ≥85.0% (see Table 1 in 3.1); --- Modify the crushing strength M40 indicators, the first class from ≥ 80.0% to ≥ 82.0%, two from ≥ 76.0% to ≥78.0%, three levels from ≥72.0% to ≥74.0% (see Table 3.1 in Table 1); --- Modify the M10 wear resistance index, a modified to ≤ 7.0% (see Table 3.1 in Table 1); --- Revised after the reaction strength (CSR) indicators, a level from ≥ 55% to ≥ 60%, two from ≥ 50% to ≥ 55% (See Table 1 in 3.1); --- Increased CDQ moisture content (Mt) ≤2.0% (see Table 3.1 in Table 1); --- Modify the wet quenching moisture content (Mt) ≤ 7.0% (see Table 3.1 in 3.1); --- Modify the coke content is ≤ 5.0% (see Table 3.1 in 3.1); --- Remove the "user needs, it should provide the reactivity and post-reaction strength data" requirement (see.2003 version 4.4); --- Increasing the inspection rules (see Chapter 5); --- Removed Appendix A (see the.2003 edition of Appendix A). This standard is proposed by China Iron and Steel Association. This standard by the National Coal Chemical Industry Standardization Technical Committee coking chemical points Technical Committee (SAC/TC469/SC3) centralized. This standard was drafted. Bengang Group Co., Ltd., Xu Yang Chemical Co., Ltd., Golden Technology Co., Ltd., Angang Co., Ltd. Secretary, Fujian Sanming (Group) Co., Ltd., Metallurgical Industry Information Standards Institute. The main drafters of this standard. Zhang Xianfeng, Wang Wenguang, Wang Fengmin, Li Bingqiang, Zhai Xiangjun, Zhang Yingwei, Qin Qingping, Zheng Jing Xu, Yang Hongqing, Zhang Hui, Sun Xin Da, Liu Jianfeng, Lu Yun. This standard replaces the standards previously issued as. --- GB/T 1996-1980, GB/T 1996-1994, GB/T 1996-2003. Metallurgical coke

1 Scope

This standard specifies the technical requirements of metallurgical coke, test methods, inspection rules, transport and quality certificates. This standard applies to blast furnace smelting coke.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 1997 Coke samples taken and preparation Coke industry analysis method Determination of coke content and sieving composition of metallurgical coke GB/T Determination of GB/T 2006 mechanical strength of coke GB/T 2286 Determination of total sulfur content of coke GB/T 4000 coke reactivity and post-reaction strength test method GB/T 8170 rounded repair rules and limit values of the representation and judgment

3 technical requirements

3.1 metallurgical coke technical indicators should be consistent with the provisions of Table 1. 3.2 Through negotiation between supply and demand, the crushing strength can be supplied by M25 or M40. When not specified, M40 is supplied. 3.3 moisture, coke content is not as a basis for quality assessment. Table 1 metallurgical coke technical indicators Indicator level Particle size/mm > 40 > 25 25 ~ 40 Ash (Ad) /% One level Two Three levels ≤12.0 ≤13.5 ≤15.0 Sulfur content St, d (mass fraction) /% One level Two Three levels ≤0.70 ≤0.90 ≤1.10 ......

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