ASTM B574-04 pdf free

04-14-2021 comment

ASTM B574-04 pdf free.Standard Specification for Low-Carbon Nickel-Chromium-Molybdenum, Low-Carbon Nickel-Molybdenum-Chromium-Tantalum, Low-Carbon Nickel-Chromium-Molybdenum-Copper, and Low-Carbon Nickel-Chromium-Molybdenum-Tungsten Alloy Rod.
The material shall be uniform in quality and condition,smooth, and free of injurious imperfections.
Lots for Chemical Analysis and Mechanical Testing:9.1.1 A iot for chemical analysis shall consist of one heat.9.1.2 A lot of bar for mechanical testing shall be defined asthe material from one heat in the same condition and specifieddiameter.
Sampling for Chemical Analysis:A representative sample shall be obtained from eachheat during pouring or subsequent processing.Product (check) analysis shall be wholly the respon-sibility of the purchaser.Sampling for Mechanical Testing A representativesample shall be taken from each lot of finished material.10. Number of ‘Tests and Retests.One test per heat.One test per lot.If the specimen used in the mechanical test ofany lot fails to meet the specified requirements, two additionalspecimens shall be taken from different sample pieces and tested.The results of the tests on both of these specimens shallmeet the specified requirements.Tension test specimens shall be taken from materialafter final heat-treatment and tested in the direction of fabri-cation.
Tension test specimens shall be any of the standard orsubsized specimens shown in Test Methods E 8. In the event of disagreement,the referee specimenshall be the largest possible round specimen shown in TestMethods E 8.
The chemical composition and mechanical propertiesof the material as enumerated in this specification shall bedetermined, in case of disagreement,in accordance with thefollowing ASTM methods:Tests Methods E 1473, For ele-ments not covered by Test Methods E 1473, the referee methodshall be as agreed upon between the manufacturer and thepurchaser. The nickel composition shall be determined arith-metically by difference.
Inspection of the material shall be made as agreed uponby the manufacturer and the purchaser as part of the purchasecontract.
Material that fails to conform to the requirements ofthis specification may be rejected.Rejection should be reportedto the producer or supplier promptly and in writing. In case ofdissatisfaction with the results of the test,the producer orsupplier may make claim for a rehearing.When specified in the purchase order or contract,amanufacturer’s certification shall be furnished to the purchaserstating that material has been manufactured,tested,and in-spected in accordance with this specification, and that the testresults on representative samples meet specification require-ments. When specified in the purchase order or contract,areport of the test results shall be furnished.ASTM B574 pdf download.

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