By rowanjenkins | Last updated 1st May 2024

ASTM A876 Standard Specification for Flat-Rolled, Grain-Oriented, Silicon-Iron, Electrical Steel, Fully Processed Types

The particular specifications that the designated grades of fully processed, flat-rolled, grain-oriented electrical steels must adhere to are covered in ASTM A876. These steels are mostly utilized in transformer cores that run at commercial power frequencies (50 and 60 Hz) at moderate to high magnetic flux densities. These grain-oriented electrical steels are low-carbon, silicon-iron alloys with a silicon content of roughly 3.2%. Appropriate metallurgical processing has produced a reduced core loss and high permeability in the rolling direction. The conventional grain-oriented electrical steel tested at 15 kG (1.5 T) is one of the electrical steel grades covered by ASTM A876.

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    Introduction to ASTM A876

    The particular standards to which the designated grades of fully processed, flat-rolled, grain-oriented electrical steels must adhere are covered in ASTM A876. These steels typically have a minimum of residual components and 3.2% silicon and iron in balance. MaTestLab is one of the best testing service providers, with the best network of testing laboratories in the USA to carry out ASTM A876 tests for our clients. High permeability in the rolling direction and less core loss have been achieved through appropriate metallurgical processing. One of the electrical steel grades specified by ASTM A876 is the standard grain-oriented electrical steel evaluated at 15 kG (1.5 T).

    ASTM A876 Test Method

    Determining Lamination factorThe lamination factor should be as high as is practical given the thickness and state of the material. 
    Determining DuctilityThe ductility must be as high as is reasonably possible.
    The ductility rating must be established when the application calls for forming around a sharp radius during fabrication and a ductility evaluation is necessary.

    ASTM A876 Test Specimens

    Specimen DetailASTM A876 outlines the precise standards that must be met by the specified grades of fully processed, hot-rolled, grain-oriented electrical steels.
    Specimen SizeThese steels have a minimum amount of residual elements and 3.2% silicon and iron respectively. 

    ASTM A876 Test Result

    The specifications for specific grades of fully processed, flat-rolled, grain-oriented electrical steels are outlined in ASTM A876. Ensuring the quality and appropriateness of electrical steels for their intended uses is ensured by adhering to these guidelines. ASTM A876 can be used as a reference by producers and end users to evaluate and confirm that electrical steels meet defined specifications, guaranteeing dependable operation in electrical systems and equipment.

    ASTM A876 Related Tests

    ASTM A876 is related to tests including, ASTM A34 for magnetic materials testing, ASTM A340 for magnetic testing-related terms, and ASTM A721 for ductility testing of steel.

    FAQ's

    Where can I get the astm a876 tested?

    You can share your astm a876 testing requirements with MaTestLab. MaTestLab has a vast network of material testing laboratories, spread across the USA and Canada. We support your all material testing needs ranging from specific astm a876 test to various testing techniques.

    How much do I need to pay for the astm a876 test?

    Please contact us for a detailed quote for your astm a876 testing needs. Cost incurred to carry out different astm a876 testing methodology depends on the type of raw material; number of samples, coupons, or specimens; test conditions, turn around time etc. Costs of some ASTM testing methods start from $100 and the final value depends upon the factors listed above. Please contact us for the best and latest prices.

    How many samples are required for astm a876?

    The required number of samples or specimens should comply with the procedure given in the astm a876 standard. However, the MaTestLab operations team can assist you for your special requirements once you share your testing details with us.

    How much discount can I get on the astm a876 test?

    MaTestLab has a vast testing laboratory network, hence we bring you the best testing facilities in a cost-effective way. We offer considerable discounts (15-20%) to our returning customers based on test volume and frequency.

    How many days will it take to complete the astm a876 test?

    The turnaround time for astm a876 test methodology depends upon the test procedure mentioned in the standard test document. However, we at MaTestLab understand your research requirements and hence try to get your test completed within the least possible time.

    Where can I get the astm a876 tested?

    You can share your astm a876 testing requirements with MaTestLab. MaTestLab has a vast network of material testing laboratories, spread across the USA and Canada. We support your all material testing needs ranging from specific astm a876 test to various testing techniques.

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