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1、 Scope 范圍

1.1 This specification covers pyrometric requirements for equipment used for the thermal processing of metallic materials. Specifically, it covers temperature sensors, instrumentation, thermal processing equipment, correction factors and instrument offsets, system accuracy tests, and temperature uniformity surveys. These are necessary to ensure that parts or raw materials are heat treated in accordance with the applicable specification(s).

本規(guī)范涵蓋了用于金屬材料熱加工的設(shè)備的熱測(cè)量要求。具體而言，它涵蓋了溫度傳感器、儀表儀表、熱處理設(shè)備、校正因子和儀表偏移、系統(tǒng)精度測(cè)試和溫度均勻性測(cè)量。這些是必要的，以確保零件或原材料按照適用的規(guī)范進(jìn)行熱處理。

1.2 This specification may be used in other non-heat treating applications when specified.

如果有規(guī)定，本規(guī)范可用于其他非熱處理應(yīng)用。

1.3 This specification is not applicable to heating or to intermediate thermal processing unless otherwise specified.

除非另有規(guī)定，本規(guī)范不適用于加熱或中間熱處理。

1.4 This specification applies to laboratory furnaces to the extent specified in 3.6.

本規(guī)范在3.6規(guī)定的范圍內(nèi)適用于實(shí)驗(yàn)室熔爐。

 

2、 Applicable Documents 適用文件

The issue of the following documents in effect on the date of the purchase order form a part of this specification to the extent specified herein. The supplier may work to a subsequent revision of a document unless a specific document issue is specified. When the referenced document has been cancelled and no superseding document has been specified, the last published issue of that document shall apply.

在采購訂單日期生效的下列文件在此規(guī)定的范圍內(nèi)構(gòu)成本規(guī)范的一部分。供應(yīng)商可以進(jìn)行文件的后續(xù)修訂，除非規(guī)定了具體的文件問題。當(dāng)被引用的文件被取消且沒有指定替代文件時(shí)，該文件的最后一次發(fā)布應(yīng)適用。

2.1 SAE Publications出版物

Available from SAE International, 400 Commonwealth Drive, Warrendale, PA 15096-0001, Tel: 877-606-7323 (inside USA and Canada) or +1 724-776-4970 (outside USA), www.sae.org.

AS7766 Terms Used in Aerospace Metals Specifications航空航天金屬規(guī)范條款

2.2 ASTM Publications出版物

Available from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959,Tel: 610-832-9585, www.astm.org.

ASTM E29 Using Significant Digits in Test Data to Determine Conformance with Specifications在測(cè)試數(shù)據(jù)中使用有效數(shù)字來確定與規(guī)范的一致性

ASTM E207 Standard Test Method for Thermal EMF Test of Single Thermoelement Materials by Comparison with a Reference Thermoelement of Similar EMF-Temperature Properties通過與具有相似電動(dòng)勢(shì)溫度特性的參考熱敏元件的比較對(duì)單個(gè)熱敏元件進(jìn)行熱敏電動(dòng)勢(shì)試驗(yàn)的標(biāo)準(zhǔn)試驗(yàn)方法

ASTM E220 Calibration of Thermocouples by Comparison Techniques用比較技術(shù)校準(zhǔn)熱電偶

ASTM E230 Temperature-Electromotive Force (EMF) Tables for Standardized Thermocouples標(biāo)準(zhǔn)熱電偶溫度-電動(dòng)勢(shì)(EMF)表

ASTM E608 Mineral-Insulated, Metal-Sheathed Base Metal Thermocouples礦物絕緣，金屬護(hù)套賤金屬熱電偶

ASTM E1137 Industrial Platinum Resistance Thermometers工業(yè)鉑電阻溫度計(jì)

ASTM E1751 Standard Guide for Temperature Electromotive Force (emf) Tables for Non-Letter Designated Thermocouple Combinations非字母指定熱電偶組合的溫度電動(dòng)勢(shì)(emf)表的標(biāo)準(zhǔn)指南

ASTM MNL7 Presentation of Data and Control Chart Analysis數(shù)據(jù)展示和控制圖分析

ASTM MNL12 Use of Thermocouples in Temperature Measurement在溫度測(cè)量中熱電偶的使用

2.3 IEC Publications出版物

Available from IEC Central Office, 3, rue de Varembe, P.O. Box 131, CH-1211 Geneva 20, Switzerland,

Tel: +41 22 919 02 11, www.iec.ch.

IEC 60751 Industrial Platinum Resistance Thermometers and Platinum Temperature Sensors工業(yè)鉑電阻溫度計(jì)和鉑溫度傳感器

ISO/IEC 17025 General Requirements for the Competence of Testing and Calibration Laboratories檢測(cè)和校準(zhǔn)實(shí)驗(yàn)室能力的一般要求

2.4 Definitions定義

Terms used in AMS2750 are defined in AS7766 and as follows:

AMS2750中使用的術(shù)語在AS7766中定義如下：

2.4.1 Accuracy精度/準(zhǔn)確度

The maximum deviation of the instrument or sensor being tested from the values of a traceable standard. 被測(cè)儀表或傳感器與可追溯標(biāo)準(zhǔn)值的最大偏差。

2.4.2 Adjustment調(diào)整

Any change to an instrument’s parameters儀表參數(shù)的任何改變。

2.4.3 Autoclave高壓釜

An oven capable of operating at pressures higher than atmospheric pressure (nominally 760 mm Hg), commonly used in the processing of materials. It may be pressurized with steam, compressed air, or inert gas.

一種能在高于大氣壓的壓力(名義上760毫米汞柱)下工作的烘箱，通常用于材料加工。它可以用蒸汽、壓縮空氣或惰性氣體加壓。

2.4.4 Base Metal Sensor廉金屬傳感器

Sensor whose thermoelements are composed primarily of base metals and their alloys. Examples of base metal sensors include Types E, J, K, N, M, and T.

熱元件主要由廉金屬及其合金組成的傳感器?；窘饘賯鞲衅鞯睦影愋虴, J, K, N, M和T。

2.4.5 Batch Furnace周期爐

A furnace where parts or raw materialare stationary during the soak.

在浸泡過程中零件或原材料靜止的爐。

Note: Some batch furnaces may oscillate material within a stationary work zone.

注意：有些間歇爐可能會(huì)在固定的工作區(qū)域內(nèi)使物料擺動(dòng)。

2.4.6 Bias Or Input Shift偏倚或輸入偏移

The act of making an adjustment to an instrument to add, remove, or alter an offset.

對(duì)儀表進(jìn)行調(diào)整以增加、刪除或改變偏移量的行為

2.4.7 Bimonthly兩月一次

See Frequency看到頻率

2.4.8 Biweekly兩周一次

See Frequency看到頻率

2.4.9 Calibration校準(zhǔn)

An assessment of the accuracy of a sensor or an instrument to a traceable standard sensor and/or field test or standard instrument, based on one or more measurements, and potentially adjusting an instrument and/or compiling a deviation chart for a sensor or instrument in order to ensure compliance with requirements.

對(duì)傳感器或儀表對(duì)可追蹤的標(biāo)準(zhǔn)傳感器和/或現(xiàn)場(chǎng)測(cè)試或標(biāo)準(zhǔn)儀表的精度的評(píng)估，基于一次或多次測(cè)量，并可能調(diào)整儀表和/或編制傳感器或儀表的偏差圖，以確保符合要求。

2.4.10 Continuous Furnace連續(xù)爐

A furnace where parts or raw material are conveyed continuously or semi-continuously from the charge area to the discharge area. Examples include: bump furnace, shaker furnace, belt furnace, roller furnace, and rotary hearth furnace.

一種連續(xù)或半連續(xù)地將零件或原料從上料區(qū)輸送到下料區(qū)的爐子。包括鼓式爐、搖床爐、帶式爐、輥式爐、轉(zhuǎn)底爐。

2.4.11 Control Instrument控制儀表

An instrument connected to a control sensor used to control the temperature of thermal processing equipment. The instrument may or may not also record temperature data.

一種連接到控制傳感器的儀表，用于控制熱加工設(shè)備的溫度。儀表可能也可能不記錄溫度數(shù)據(jù)

2.4.12 Control Sensor控制傳感器

A sensor connected to a control instrument on thermal processing equipment, the temperature of which may or may not be recorded.

一種與熱加工設(shè)備上的控制儀表相連的傳感器，其溫度可以記錄也可以不記錄。

2.4.13 Control Zone控制區(qū)

A portion of the working zone in thermal processing equipment having a separate sensor, instrument, and heating or cooling system to control its temperature. This portion of the thermal processing equipment is independently controlled.

熱加工設(shè)備中工作區(qū)域的一部分，具有單獨(dú)的傳感器、儀表和加熱或冷卻系統(tǒng)來控制其溫度。這部分熱加工設(shè)備是獨(dú)立控制的。

2.4.14 Controlled Temperature Liquid Bath控溫液浴

A furnace containing a liquid that is heated to the desired heat treat temperature. Parts and raw material are normally immersed in the liquid.

一種包含液體的爐，該液體被加熱到所需的熱處理溫度。零件和原料通常浸泡在液體中。

2.4.15 Controller控制器

A digital, or mechanical device that controls the temperature of thermal processing equipment (e.g., furnace control instruments, quench mechanical thermostat, freezer pressure controls, etc.).

一種控制熱加工設(shè)備溫度的數(shù)字或機(jī)械裝置(如爐膛控制儀表、淬火機(jī)械恒溫器、冷凍壓力控制裝置等)。