发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
点击量:0
Chemical analysis methods for rare earth ferroalloy—Part 3: Determination of calcium, magnesium, aluminium, nickel and manganese contents—Inductively coupled plasma emission spectrometry
Test methods for physical properties of liquid metals—Part 2: Determination of electrical conductivity
Method for determination of quaternary ammonium compounds in preservative-treated wood and wood preservatives by potentiometric titrator
Test methods for physical properties of liquid metals—Part 1: Determination of density
Guide for setting test of power system stabilizer
Technical specification for setting calculation software and data of relay protection
Plastics—Resins in the liquid state or as emulsions or dispersions—Determination of apparent viscosity using a single cylinder type rotational viscometer method
Plastics—Determination of the viscosity of polymers in dilute solution using capillary viscometers—Part 4:Polycarbonate(PC) moulding and extrusion materials
Cryogenic-resistant controlled expansion alloys
Oral care and cleansing products—Determination of chlorhexidine, furacin, diclofenac, chloroxylenol and hexamidine diisethionate in toothpastes—High performance liquid chromatography
Oral care and cleansing products—Determination of chlorhexidine, furacin, diclofenac, chloroxylenol and hexamidine diisethionate in toothpastes—High performance liquid chromatography
Specification for protection configuration and setting for transmission line of electrified railway traction station
本标准规定了猪组织和尿液中赛庚啶和可乐定的制样和液相色谱-串联质谱测定方法。 本标准适用于猪肌肉、肝脏、肾脏及尿液中赛庚啶和可乐定残留量的检测。
National food safety standardDetermination of cyproheptadine and clonidine residues in pig tissues and urine by liquid chromatography-tandem mass spectrometry method
Square set screws with cup point
Slotted set screws with cone point
Square set screws with long dog point and rounded end
Square set screws with long dog point
Slotted set screws with cup point
Slotted set screws with long dog point
Test methods of diameter and weight of fixed length for dipped cords and yarns
Test methods of diameter and weight of fixed length for dipped cords and yarns
Square set screws with short dog point and cone end
Square set screws with chamfered end
Textiles—Determination of the slippage resistance of yarns at seam in woven fabric—Part 2: Fixed load method
Determination of hexamidine, chlorhexidine and their salts as preservatives in cosmetics—High performance liquid chromatography
Determination of hexamidine, chlorhexidine and their salts as preservatives in cosmetics—High performance liquid chromatography
Acoustics—Measurements of sound pressure level emitted by stationary road vehicles
Surface chemical analysis—Proposed procedure for certifying the retained areic dose in a working reference material produced by ion implantation
Slotted set screws with flat point
Test method for building sealants—Part 11:Determination of tensile properties at maintained extension after immersion in wates
Test method for building sealants—Part 10:Determination of tensile properties at maintained extension
Rolling bearings—Accessories—Part 1:Adapter sleeve assemblies and withdrawal sleeves
National food safety standards— Determination of fluroxypyr, dithiopyr, diflufenzopyr and thiazopyr residues in plant-derived foods Liquid chromatography - mass spectrometry
Plastics—Phenolic resins—Determination of hexamethylenetetramine content—Kjeldahl method,perchloric acid method and hydrochloric acid method
本标准规定了高速数控定梁龙门式雕铣机的技术要求、试验方法及检验规则。 本标准适用于数控定梁龙门式雕铣机床(以下简称雕铣机),其他形式的数控雕铣机、数控雕刻机也可参照使用。
High speed CNC gantry-type engraving and milling machine with fixed crossbeam
GB/T 3098的本部分规定了由奥氏体耐腐蚀不锈钢制造的、在环境温度为10 ℃~35 ℃条件下进行试验时,紧定螺钉及类似的不受拉应力的紧固件的机械性能。在较高或较低温度下,其性能可能不同。本部分适用的紧定螺钉及类似的紧固件:--螺纹公称直径1.6 mm≤d≤24 mm;--直径和螺距等符合GB/T 192、GB/T 193和GB/T 9144规定的普通螺纹;--任何形状的。本部分不适用于有特殊性能要求的螺钉,如可焊接性。本部分未规定特殊环境下耐腐蚀和氧化性。对高温或零度以下使用的耐腐蚀性、抗氧化性和机械性能,可以由使用者与制造者按每一特殊场合进行协议。附录D显示了有关高温条件下,含碳量对晶间腐蚀的风险取决于含碳量的情况。本部分是对耐腐蚀不锈钢紧固件按硬度等级进行分级。所有奥氏体不锈钢紧固件在固熔状态下,通常是磁的;经冷变形加工后,有些会呈现明显的磁性(见附录E)。
Mechanical properties of fasteners.Stainless steel set screws
本部分规定了GB/T 16935系列应用解释,定尺寸要求时的应用指南。需考虑的重要事项如下:a)标称系统电压或额定绝缘电压;b)产品过电压类别(OV cat.);c)任意类型过电压;d)电压频率;e)固体绝缘材料特性;f)污染等级与湿度水平。
Insulation coordination for equipment within low-voltage systems.Part 2-1:Application guide.Explanation of the application of the IEC 60664 series, dimensioning example and dielectric testing
本标准规定了商品代蛋鸭和蛋种鸭生产性能测定的基本条件、受测品种(配套系)要求、测定项目、种蛋取样、测定数量与分组、测定方法和检验报告。 本标准适用于蛋种鸭和商品代蛋鸭生产性能测定。
Specification for performance testing of egg-type duck
本标准规定了种鹅和商品代肉鹅生产性能测定的基本条件、受测品种(配套系)要求、测定项目、种蛋取样、测定数量与分组、测定方法和检验报告。 本标准适用于种鹅和商品代肉鹅生产性能测定。
Specification for performance testing of meat-type goose
本标准规定了肉种鸭和商品代肉鸭生产性能测定的基本条件、受测品种(配套系)要求、测定项目、种蛋取样、测定数量与分组、测定方法和检验报告。本标准适用于肉种鸭和商品代肉鸭生产性能测定。
Specification for performance testing of meat-type duck