This document specifies a method for determining the ability of metallic materials to undergo plastic deformation in bending. This document applies to test pieces taken from metallic products, as specified in the relevant product standard.

2024年6月3日 · ©ISO00金属材料弯曲试验金属制品参考编号ISO7438：00e国际的标准IISSOO77443388第四版00-10

fourth edition cancels and replaces the third edition (ISO Agreement on technical ECISS – cooperation European Committee for Iron and Steel between 7438:2016), CEN (Vienn dization, has been Agreement). technically Any main change compared at plane strain condition. to the previous edition is the addition of new Annex B, describing bending ...

国际ISO标准7438第三版016-01-15©ISO016参考编号ISO7438:016E金属材料—弯曲试验 Metallicmaterials—Bendtest

ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1.

Metallic materials — Bend testMatériaux métalliques — Essai de pliage© ISO 2020INTERNATIONAL STANDARDISO7438Fourth edition2020-10Reference numberISO 7438:2020 (E)

Internation organizations, gov rnmental an electrotechnical coll b rates standardization. closely with the International Electrotechnical Commission (IEC) on all non-governmental, in take part in the work. of described different editorial rules of ISO/IEC procedures of used to develop this document and documents Directives, Directives, be ...

2025年3月13日 · ISO 7438 规定了测定金属材料在弯曲过程中进行塑性变形能力的方法。 ISO 7438 适用于相关产品标准中规定的从金属产品中取出的试件。 ISO 7438 提供了有关金属材料弯曲测试的原理、测试设备（例如 V 型块和夹具）、测试件（包括锻件、铸件和半成品）、...

符合ISO 7438、ASTM A370或ISO 8491标准的弯曲试验是测定金属材料弯曲性能的标准化方法。 它支持评估材料的弯曲强度和刚度。 金属材料弯曲试验以3点弯曲试验的形式进行，试验时试样对称地放在两个支座上，并通过压头施加垂直力来产生最大弯曲应力。

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