In 2019, a number of titanium and titanium alloy national standards (GB) were updated and will be officially implemented in 2020. The editor has compiled and summarized the commonly used titanium and titanium alloy GB that will be officially implemented in 2020 for reference.

1. GB/T 2524-2019 titanium sponge

Release Date: 2019-06-04

Implementation date: 2020-05-01

Abstract: The technical requirements, test methods, inspection rules, markings, packaging, transportation, storage, quality certificates and purchase orders (or contracts) of sponge titanium are specified. This standard applies to titanium sponge titanium tetrachloride produced by magnesium reduction vacuum distillation method (referred to as magnesium method).

Drafting units: Zunyi Titanium Industry Co., Ltd., Baotai Huashen Titanium Industry Co., Ltd., Nonferrous Metals Technology and Economic Research Institute, Pangang Group Co., Ltd. Sponge Titanium Branch, Luoyang Shuangrui Wanji Titanium Industry Co., Ltd., Chaoyang Jinda Titanium Industry Co., Ltd., Western Titanium Industry Co., Ltd., Western Superconducting Material Technology Co., Ltd., Baosteel Special Steel Co., Ltd., Baotai Group Co., Ltd., Yunnan Metallurgical Xinli Titanium Industry Co., Ltd., China Aerospace He (Tangshan) Titanium Industry Limited company

2. GB/T 8547-2019 Titanium-steel composite board

Release Date: 2019-06-04

Implementation date: 2020-05-01

Abstract: It specifies the technical requirements, test methods, inspection rules, delivery weight, marking, packaging, transportation, storage, quality certificate and purchase order (or contract) content of titanium-steel composite panels. This standard applies to titanium-steel explosive clad plates, explosive-rolled clad plates or rolled clad plates (hereinafter referred to as clad plates) for corrosion-resistant pressure vessels, storage tanks and other purposes.

Drafting units: Baoti Group Co., Ltd., Xi'an Tianli Metal Composite Material Co., Ltd., Anhui Honglei Metal Composite Material Technology Co., Ltd., Nanjing Baose Co., Ltd., Dongfang Turbine Co., Ltd. of Dongfang Electric Group, Nonferrous Metal Technology and Economic Research Institute, Baoji Titanium Industry Co., Ltd., Hunan Xiangtou Jintian Titanium Metal Co., Ltd.

3.GB/T 37901-2019 Technical requirements for laser welding of high temperature titanium alloys

Release Date: 2019-08-30

Implementation date: 2020-03-01

Abstract: This standard is applicable to the quality evaluation and acceptance of laser welding of near α-type and α+β-type high-temperature titanium alloys with a thickness of 0.5mm～8.0mm. Other grades of titanium alloys can also be implemented by reference.

Drafting unit: Hubei Sanjiang Aerospace Hongyang Electromechanical Co., Ltd., Harbin Welding Research Institute Co., Ltd., Guangzhou Special Pressure Equipment Testing and Research Institute

4.GB/T 4698.17-2019 Sponge Titanium, Titanium and Titanium Alloy Chemical Analysis Methods ``Part 17: Determination of Magnesium Content'' Flame Atomic Absorption Spectrometry

Release Date: 2019-06-04

Implementation date: 2020-05-01

Abstract: This part of GB/T4698 specifies the determination method of magnesium content in sponge titanium, titanium and titanium alloys. This section applies to the determination of magnesium content in sponge titanium, titanium and titanium alloys. Measuring range: 0.010%～1.00%.

Drafting units: Guangdong Industrial Analysis and Testing Center, Northwest Nonferrous Metal Research Institute, Western Metal Materials Co., Ltd., China Nonferrous Guilin Mineral Geology Research Institute Co., Ltd., National Standard (Beijing) Inspection and Certification Co., Ltd.

5.GB/T 4698.21-2019 Sponge titanium, titanium and titanium alloy chemical analysis method 　 Part 21: Determination of manganese, chromium, nickel, aluminum, molybdenum, tin, vanadium, yttrium, copper, zirconium, atomic emission spectrometry

Release Date: 2019-06-04

Implementation date: 2020-05-01

Abstract: This part of GB/T4698 specifies the determination method of impurity elements manganese, chromium, nickel, aluminum, molybdenum, tin, vanadium, yttrium, copper and zirconium in sponge titanium, titanium and titanium alloys. This section applies to the determination of the impurity elements of manganese, chromium, nickel, aluminum, molybdenum, tin, vanadium, yttrium, copper, and zirconium in sponge titanium, titanium and titanium alloys.