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YS/T 989-2014 English PDF

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YS/T 989-2014: Germanium grain
Status: Valid
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YS/T 989-2014English159 Add to Cart 3 days [Need to translate] Germanium grain Valid YS/T 989-2014

PDF similar to YS/T 989-2014


Standard similar to YS/T 989-2014

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Basic data

Standard ID YS/T 989-2014 (YS/T989-2014)
Description (Translated English) Germanium grain
Sector / Industry Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard H82
Classification of International Standard 29.045
Word Count Estimation 6,630
Date of Issue 10/14/2014
Date of Implementation 4/1/2015
Quoted Standard GB/T 2828.1; GB/T 5238; GB/T 11071
Regulation (derived from) People's Republic of China Ministry of Industry and Information Technology Notice 2014 No. 63; Industry Standard Filing Notice 2014 No. 12 (Overall No. 180)
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This Standard specifies the germanium grain requirements, test methods, inspection rules and signs, packaging, transportation, storage, quality certificate and orders (or contract) content. This Standard applies to single-crystal germanium or germanium in

YS/T 989-2014: Germanium grain

---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.
Germanium grain ICS 29.045 H82 People's Republic of China Nonferrous Metals Industry Standard Germanium pellets Issued on. 2014-10-14 2015-04-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) centralized. This standard was drafted. Germanium Technology Co., Ltd., Yunnan Lincang Xinyuan Germanium Industry Co., Ltd. The main drafters. Zhang Liping, Goh Geok Ling, universal kun. Germanium pellets

1 Scope

This standard specifies the requirements germanium grain, testing methods, inspection rules and signs, packaging, transportation, storage, quality certificate and purchase order (or contract details. This standard applies to single-crystal germanium or germanium zone melting ingots as raw material, machining and prepared germanium grain, mainly for health care products and arts and crafts mention For inserts.

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 2828.1 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch inspection sampling plan GB/T 5238 single-crystal germanium and germanium single chip GB/T 11071 zone melting germanium ingot

3 Requirements

3.1 raw materials Germanium grain production of raw materials used should be consistent with GB/T 5238, GB/T 11071 requirements. 3.2 Dimensions and tolerances Germanium grain dimensions and tolerances shall comply with the requirements in Table 1. Table 1 millimeters Project Size Tolerances Pellet Diameter φ3.0 ~ φ10.0 ± 0.2 The hole diameter φ0.8 ~ φ1.5 - Cylinder Diameter φ3.0 ~ φ9.0 ± 0.1 Height 1.0 ~ 100.0 ± 0.1 Ball-sided Diameter φ3.0 ~ φ6.0 ± 0.2 Height 1.7 ~ 3.0 ± 0.1 Conical surface of the body Diameter φ3.0 ~ φ7.0 ± 0.2 Height 1.7 ~ 3.0 ± 0.1 Male body Diameter φ115.0 ~ φ125.0 ± 0.2 Diameter φ220.0 ~ φ235.0 ± 0.2 The total height of 5.0 ± 0.1

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