DD ENV 12625-8-2001 薄页纸和薄纸产品.水吸收时间,水吸收能力,手工和自动试验方法

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Product Code:SAE AMS4784
Title:Gold-Palladium-Nickel Alloy, Brazing Filler Metal, High Temperature, 50Au - 25Pd - 25Ni, 2015 to 2050 °F (1102 to 1121 °C) Solidus-Liquidus Range
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope: This specification covers a gold-palladium-nickel alloy in the form of wire, rod, sheet, strip, foil, pig, powder, shot, chips, preforms, and a viscous mixture (paste) of the powder in a suitable binder.
Rationale: This specification covers a gold-palladium-nickel alloy in the form of wire, rod, sheet, strip, foil, pig, powder, shot, chips, preforms, and a viscous mixture (paste) of the powder in a suitable binder.【英文标准名称】:Testconditionsformachiningcentres-Evaluationofthermaldistortions
【原文标准名称】:机械加工中心的试验条件.热变形的评定
【标准号】:BSISO10791-10-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-03-30
【实施或试行日期】:2007-03-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:测定;尺寸;畸变;畸变测量;几何;机床;机械加工中心;数值控制;精密度;处理;特性;试样;测试;试验条件;热效应
【英文主题词】:Determination;Dimensions;Distortion;Distortionmeasurement;Effectofheating;Geometry;Machinetools;Machiningcenters;Numericalcontrol;Precision;Processing;Properties;Testspecimens;Testing;Testingconditions;Thermaleffects
【摘要】:ThispartofISO10791specifies,withreferencetoISO230-3,testsfortheevaluationofthermaldistortionsofthemachinestructureandpositioningsystem,upto2000mminlength,ofmachiningcentres.Itgivesthreetestmethods:—environmentaltemperaturevariationerror;—thermaldistortioncausedbyarotatingspindle;—thermaldistortioncausedbymovinglinearaxes.Thereisnointentionofassigninganynumericaltolerancesassociatedwiththetestsspecified.
【中国标准分类号】:J50
【国际标准分类号】:25_040_10
【页数】:16P.;A4
【正文语种】:英语