GB/T 8456-2025 English PDF

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GB/T 8456-2025: Textile machinery - Knitting machines - Nominal diameters of circular machines
Status: Valid

GB/T 8456: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 8456-2025	219	Add to Cart	3 days	Textile machinery - Knitting machines - Nominal diameters of circular machines	Valid
GB/T 8456-2003	64	Add to Cart	3 days	Textile machinery -- Knitting machines -- Nominal diameters of circular machines	Valid
GB/T 8456-1987	199	Add to Cart	2 days	Knitting machines--Nominal diameters of circular machines	Obsolete

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Basic data

Standard ID: GB/T 8456-2025 (GB/T8456-2025)
Description (Translated English): Textile machinery - Knitting machines - Nominal diameters of circular machines
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: W90
Classification of International Standard: 59.120.40
Word Count Estimation: 10,171
Date of Issue: 2025-05-30
Date of Implementation: 2025-12-01
Older Standard (superseded by this standard): GB/T 8456-2003
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 8456-2025: Textile machinery - Knitting machines - Nominal diameters of circular machines

---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.
ICS 59.120.40 CCS W90 National Standard of the People's Republic of China Replace GB/T 8456-2003 Textile machinery - Nominal diameter of circular knitting machines Released on 2025-05-30 2025-12-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document replaces GB/T 8456-2003 "Nominal diameters of circular knitting machines for textile machinery" and is consistent with GB/T 8456-2003. In addition to structural adjustments and editorial changes, the main technical changes are as follows. --- Changed the scope (see Chapter 1, Chapter 1 of the.2003 edition); --- Changed the provisions of "nominal diameter and code" (see Chapter 4, Chapter 3 of the.2003 edition). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed by the China National Textile and Apparel Council. This document is under the jurisdiction of the National Technical Committee for Standardization of Textile Machinery and Accessories (SAC/TC215). This document was drafted by. Quanzhou Bushuo Machinery Co., Ltd., Xiamen Xingquanlong Machinery Co., Ltd., Quanzhou Jingmei Technology Co., Ltd., Zhangzhou Yongliang Knitting Machinery Co., Ltd., Fujian Baiyuan Intelligent Equipment Co., Ltd., Fujian Quanzhou Aotu Textile Technology Co., Ltd., Fujian Bao Xiang Knitting Technology Co., Ltd., Santoni (Shanghai) Knitting Machinery Co., Ltd., Quanzhou Fushun Machinery Co., Ltd., Zhejiang Rifa Textile Machinery Technology Technology Co., Ltd., Weihai Chuangwei Knitting Machinery Co., Ltd., Zhejiang Gaoteng Electromechanical Manufacturing Co., Ltd., Zhejiang Taiyangzhou Electrical Technology Co., Ltd. Co., Ltd., Zhejiang Sci-Tech University, Jiangsu Zhenquan Technology Co., Ltd., Zhejiang Vocational and Technical College of Textile and Garment, and China Textile Machinery Association. The main drafters of this document are. Lan Luming, Huang Kaiqian, Li Sengui, Shao Hong, Li Abian, Xia Fenglin, Li Ridong, Yuan Yanhong, Fu Junsen, Cong Zheng, Lin Binbin, Huang Yonghua, Xu Wei, Zhai Ziyong, Zhao Qi, Chen Feng, Ye Hongwu, Jiang Zhe, Zhou Dingan, Huang Wendong, Peng Danxiang, Lin Qingzhu, Yang Haipeng, Chen Deqing. The previous versions of this document and the documents it replaces are as follows. ---First published as GB/T 8456-1987 in 1987 and first revised in.2003; ---This is the second revision. Textile machinery - Nominal diameter of circular knitting machines

1 Scope

This document specifies the nominal diameters of circular knitting machines and the designations for the machine specifications. This document is applicable to circular knitting machines and hanging machines with large and small cylinder diameters.

2 Normative references

The contents of the following documents constitute essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 6002.9-2008 Textile machinery terminology Part 9.Knitting machine classification and terminology GB/T 8458-2003 Textile machinery and accessories - Knitting machine needle gauge

3 Terms and definitions

The terms and definitions defined in GB/T 6002.9-2008 and the following apply to this document. 3.1 nominal diameternominaldiameter The bottom diameter of the circular knitting machine needle cylinder groove (see Figure 1). [Source. GB/T 38422-2019, 2.3.4, modified] Index number description. 1---syringe; d---nominal diameter. Figure 1 Nominal diameter of circular knitting machines

4 Nominal diameter and code

The classification and terminology of knitting machines are specified in GB/T 6002.9-2008; the needle gauge of knitting machines is specified in GB/T 8458-2003.Table 1 The nominal diameter in millimeters and the code indicating the machine specification are listed. ......

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