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Those are Standard Test Method for Tensile Test of Metallic Material

2007-02-13 20:36:12 · 5 answers · asked by Anonymous in Science & Mathematics Engineering

5 answers

ISO stands for the International Organization of Standardization and ASTM stands for Amerian Society for Testing and Materials. This would indicate that although you are comparing similiar test methods, you are testing according to compliance within whomever is requiring this test. I work in the petroleum industry and some of our customers require ISO testing, while others require ASTM. I hope this helps

2007-02-13 20:49:11 · answer #1 · answered by ? 6 · 2 0

Tensile testing of steel has three reference standards: ASTM A 370, EN 10002 and ISO 6892. The basic technical requirements are very similar, but the text in all three is different. A Chinese valve manufacturer will need three different sets of tests for the supply of the valve to either a Chinese, European or American purchaser. The end results are three valves marginally different from one another.

The specimen's shape is usually defined by the standard or specification being utilized, e.g., ASTM E8 or D638. Its shape is important because you want to avoid having a break or fracture within the area being gripped. So, standards have been developed to specify the shape of the specimen to ensure the break will occur in the "gage length" (2 inches are frequently used) by reducing the cross sectional area or diameter of the specimen throughout the gage length.

2007-02-14 00:37:29 · answer #2 · answered by Anonymous · 1 0

While I am generally familiar with ASTM E 8, I have not seen the latest version and the ISO specification. If you can scan them and send me separately, I can comment. I was in the field of mechanical testing for many years.

2007-02-13 20:47:32 · answer #3 · answered by Swamy 7 · 0 0

Astm E8

2016-10-12 22:48:42 · answer #4 · answered by Anonymous · 0 0

astm is the american standards iso is international

2007-02-14 02:12:40 · answer #5 · answered by koki83 4 · 0 0

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