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GB/T 45786-2025: Extrusion forming specifications of titanium and titanium alloy electrodes
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Extrusion forming specifications of titanium and titanium alloy electrodes
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GB/T 45786-2025
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Basic data | Standard ID | GB/T 45786-2025 (GB/T45786-2025) | | Description (Translated English) | Extrusion forming specifications of titanium and titanium alloy electrodes | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J62 | | Classification of International Standard | 25.120.20 | | Word Count Estimation | 14,134 | | Date of Issue | 2025-05-30 | | Date of Implementation | 2025-09-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 45786-2025: Extrusion forming specifications of titanium and titanium alloy electrodes---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 25.120.20
CCSJ62
National Standard of the People's Republic of China
Specification for extrusion forming of titanium and titanium alloy consumable electrodes
Released on 2025-05-30
2025-09-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Table of contents
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Process equipment components 2
5 Raw material requirements 3
6 Extrusion process 3
7 Operational Requirements 6
8 Inspection and Recording 7
9 Storage 7
Figure 1 Schematic diagram of titanium and titanium alloy consumable electrode extrusion process equipment
Figure 2 General process flow of electrode extrusion 4
Figure 3 Schematic diagram of the process of preparing the material head 4
Figure 4 Schematic diagram of titanium and titanium alloy consumable electrode extrusion forming 5
Table 1 Basic parameters of electrode extrusion 5
Table 2 Typical specifications of extrusion process parameters 6
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.
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 is proposed and coordinated by the National Technical Committee for Metallurgical Equipment Standardization (SAC/TC409).
This document was drafted by. China Heavy Machinery Research Institute Co., Ltd., Northwestern Polytechnical University, Xi'an Jiaotong University, Yanshan University, Xi'an Sai
Tesma Titanium Co., Ltd., Baoji Titanium Co., Ltd., Northwest Institute of Nonferrous Metals, Xi'an University of Technology, Huazhong University of Science and Technology,
Beijing Hangxing Machinery Manufacturing Co., Ltd., Taiyuan University of Technology, and Hexing Aviation Materials (Tianjin) Technology Co., Ltd.
The main drafters of this document are. Qiu Lipeng, Wu Liang, Qiu Mingjun, Hu Yanghu, Li Lei, Quan Xiaohui, Zhang Libo, Li Heng, Hong Jun, Lin Qiyin, Yao Jing,
Yang Weizhu, Sun Shouyi, Yang Xiaokang, Wang Zhelin, Zhang Jun, Gao Pengchang, Chen Xi, Wu Yali, Zhang Dawei, Xia Weisheng, Jing Yunhai, Kou Peng, He Maolin,
Wu Honggang, Dong Xiaojuan, Wang Xu, Sun Feng, Ren Zhongkai, Wang Shenglong, Ma Haikuan, Feng Lianqiang, Dong Dong, Liu Yaxing, Li Zhengli, Ma Yongjun, Guo Yongan,
Ren Jinyu.
Specification for extrusion forming of titanium and titanium alloy consumable electrodes
1 Scope
This document specifies the process equipment composition, raw material requirements, extrusion process, operation requirements, inspection and testing of titanium and titanium alloy consumable electrodes extrusion forming.
Check, record and store.
This document applies to the extrusion forming of titanium and titanium alloy consumable electrodes.
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 2524-2019 Titanium sponge
GB/T 8541 Forging Terminology
3 Terms and definitions
The terms and definitions defined in GB/T 8541 and the following apply to this document.
3.1
For use in the vacuum consumable arc melting process (VAR) to melt titanium and titanium alloy ingots, with titanium sponge, titanium material return and alloy addition
Rod material composed of materials.
3.2
Extrusion
The blank is subjected to three-dimensional non-uniform compressive stress in the closed mold cavity and is extruded from the orifice or gap of the mold, which reduces its cross-sectional area and becomes
The processing method of the desired product.
[Source. GB/T 8541-2012, 3.1.22]
3.3
Unit extrusion pressure
The pressure per unit area of the extrusion rod (extrusion punch).
[Source. GB/T 8541-2012, 8.20.1]
3.4
Extrusion container
A container that holds the extruded blank during the extrusion process.
3.5
Remainder
At the end of extrusion, there is no blank extruded out of the die.
[Source. GB/T 8541-2012, 8.23, modified]
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