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YS/T 245-2023 English PDF

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YS/T 245-2023: (Powder metallurgy molybdenum alloy plug)
Status: Valid

YS/T 245: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
YS/T 245-2023English179 Add to Cart 3 days [Need to translate] (Powder metallurgy molybdenum alloy plug) Valid YS/T 245-2023
YS/T 245-2011English279 Add to Cart 3 days [Need to translate] Sintered molybdenum alloy mandrels for tube-rolling Obsolete YS/T 245-2011
YS/T 245-1994English199 Add to Cart 2 days [Need to translate] Sintered molybdenum alloy mandrels for tube rolling Obsolete YS/T 245-1994

PDF similar to YS/T 245-2023


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Basic data

Standard ID YS/T 245-2023 (YS/T245-2023)
Description (Translated English) (Powder metallurgy molybdenum alloy plug)
Sector / Industry Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard H63
Classification of International Standard 77.150.99
Word Count Estimation 8,891
Date of Issue 2023-04-21
Date of Implementation 2023-11-01
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the classification, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage and accompanying documents and order form content of powder smelted molybdenum alloy plugs. This standard applies to powder metallurgy molybdenum alloy plugs produced by powder metallurgy and mechanical processing methods.

YS/T 245-2011: Sintered molybdenum alloy mandrels for tube-rolling

---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.
Sintered molybdenum alloy mandrels for tube-rolling ICS 77.150 H63 People's Republic of China Nonferrous Metals Industry Standard Replacing YS/T 245-1994 Powder Metallurgical molybdenum alloy head Issued on. 2011-12-20 2012-07-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

Instead of the standard YS/T 245-1994 "Powder Metallurgical molybdenum alloy head" (formerly GB/T 4366-1984). This standard YS/T 245-1994 compared to the main changes are as follows. --- Increased product requirements in elemental content; --- Modify the diameter tolerance range; --- Amendments to the product requirements of the density requirements, from not less than 9.1g/cm3 Amendment is not less than 9.2g/cm3; --- Revised its inspection rules; --- Increase the quality certification requirements; --- Increasing the contract (or purchase order) content. This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) centralized. This standard was drafted. Jinduicheng Molybdenum Industry Co., Ltd., Zhuzhou Cemented Carbide Group Limited. The main drafters of this standard. Feng Peng hair, Xi Binwu, Ma Zhijun, Cao Weicheng, Wang Guoliang, Yang Jianguo, Ni Feng silk. This standard replaces the standards previously issued as follows. --- GB/T 4366-1984, YS/T 245-1994. Powder Metallurgical molybdenum alloy head

1 Scope

This standard specifies the rule of molybdenum alloy powder immediate requirements, test methods, inspection rules and signs, packaging, transportation, storage, and quality certificate Contracts (or orders) content. This standard applies to powder metallurgy and machining methods for producing molybdenum alloy powder Metallurgical head.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 3850 compact sintered carbide metal materials and products - Determination of density GB/T 4325 (all parts), chemical analysis of molybdenum GB/T 4340.1 metallic materials - Vickers hardness test - Part 1. Test methods

3 Requirements

3.1 Product Type Products are divided into A and B, is shown in Figure 1. figure 1 3.2 Chemical composition Shall conform to the chemical composition specified in Table 1. Table 1 % Mo Alloy elements impurity elements, not greater than Ti Zr C Fe Ni Al Si Ca Mg P Balance 1.0 0.5 ~ 2.0 0.1 ~ 0.1 ~ 0.5 0.0060 0.0030 0.0020 0.0030 0.0020 0.0020 0.0010 Note. You can add other trace elements.

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Question 5: Should I purchase the latest version YS/T 245-2023?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version YS/T 245-2023 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.