Standards

YS/T 3045-2022 Active

YS/T 3045-2022 Technical specification for gold heap leach process through dripping irrigation with subsurface pipes

This document specifies the general requirements, technical requirements, and safety and environmental protection requirements for gold extraction by buried pipe drip irrigation and heap leaching.
This document is applicable to the gold extraction process from gold ore by heap leaching.

Publish Date: 2022-10-20

YS/T 3044-2022 Active

YS/T 3044-2022 Technical specification for co-processing of cyainde leaching residue in side-blowing furnace of copper smelting

This document specifies the process, technical requirements, testing methods, and environmental protection requirements for the collaborative treatment of cyanide slag in copper smelting side-blown furnaces.
This document applies to cyanide slag that meets the product standard requirements for the collaborative treatment of cyanide-copper gold concentrates, cyanide-sulfur gold concentrates, cyanide-acid-sulfur concentrates, cyanide-iron gold concentrates, cyanide copper sludge, and cyanide silicon gold materials in copper smelting side-blown furnaces.

Publish Date: 2022-10-20

YS/T 1566-2022 Active

YS/T 1566-2022 Carbon nitride titanium powder

This document is applicable to titanium nitride powder used in metal ceramic products.

Publish Date: 2022-09-30

YS/T 1564-2022 Active

YS/T 1564-2022 Copper-coated Graphite Composite Powder

This document is applicable to copper-coated graphite composite powder prepared by chemical methods.

Publish Date: 2022-09-30

YS/T 1551-2022 Active

YS/T 1551-2022 The method for compressing titanium alloy at room temperature with high strain rate

This document is applicable to the dynamic compression test of titanium alloy materials at room temperature within a strain rate range of 102 s-1 to 104 s-1. The dynamic compression tests of other metal materials can be used for reference.

Publish Date: 2022-09-30

YS/T 1550.5-2022 Active

YS/T 1550.5-2022 Be Alloy Chemical Analysis Methods - Part 5: Determination of Oxygen Content - Inert Gas Melted Infrared Absorption Method

This document is applicable to the determination of oxygen content in beryllium alloys. The measurement range is 0.050% to 2.00%.

Publish Date: 2022-09-30

YS/T 1550.4-2022 Active

YS/T 1550.4-2022 Be Alloy Chemical Analysis Methods - Part 4: Determination of Carbon Content - Infrared Absorption Method

This document is applicable to the determination of carbon content in beryllium alloys, with a measurement range of 0.0050% to 0.30%.

Publish Date: 2022-09-30

YS/T 1550.3-2022 Active

YS/T 1550.3-2022 Be Alloy Chemical Analysis Methods - Part 3: Determination of Silicon Content - Molybdenum Blue Spectrophotometry

This document is applicable to the determination of the silicon content in beryllium alloys. The measurement range is 0.050% to 0.50%.

Publish Date: 2022-09-30

YS/T 1550.2-2022 Active

YS/T 1550.2-2022 Be Alloy Chemical Analysis Method - Part 2: Determination of Silver, Cobalt, and Germanium Content - Inductively Coupled Plasma Atomic Emission Spectroscopy (ICP-AES)

This document is applicable to the determination of the content of silver, cobalt, and germanium in beryllium alloys. The measurement range (mass fraction) is 0.10% to 5.00% for silver, and 0.10% to 3.00% for cobalt and germanium.

Publish Date: 2022-09-30

YS/T 1550.1-2022 Active

YS/T 1550.1-2022 Beryllium Alloy Chemical Analysis Method - Part 1: Determination of Beryllium Content - Potassium Fluoride Titration Method

This document is applicable to the determination of beryllium content in beryllium alloys. The measurement range is 50.00% to 70.00%.

Publish Date: 2022-09-30

YS/T 1549-2022 Active

YS/T 1549-2022 Zirconium hydride

This document is applicable to zirconium hydride used in vacuum electronic tube getters, neutron moderators in nuclear reactors, fireworks, fluxes, ignition agents, strong reducing agents, foaming agents, hard alloy additives, powder metallurgy, and metal-ceramic sealing, etc.

Publish Date: 2022-09-30

YS/T 1548-2022 Active

YS/T 1548-2022 Titanium and titanium alloy wire for electronic products

This document is applicable to titanium and titanium alloy wire materials used in electronic products.

Publish Date: 2022-09-30