ASTM A563M PDF

Note: it is a requirment of ASTM AM & ASTM FM standard theat the bolt nut & washer should be assembled and supplied by one manufacturer who shall . ASTM Standards: A Specification for Zinc Coating (Hot-Dip) on Iron and. Steel Hardware2. A M Specification for High-Strength Bolts for Struc-. ASTM AM 碳合金钢螺母 – ASTM American Society for Testing and Materials(美国材料与试验协会)成立于年,是美国最老.

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Markings located on the top or bearing surface or on the top of the ange shall be positioned with the base of the numeral s oriented toward the nut periphery.

ASTM AM – Free Download PDF

Additional tests of individual shipments of material are not ordinarily contemplated. We are a non-profit group that run this website to share documents.

For smaller quantities A Gr. Current edition approved Oct. Selection of steel analysis shall be the option of the manufacturer. When required, they are covered by the applicable bolt specification.

Materials and Manufacture 4.

ASTM A563M

Such nuts shall be tapped oversize to have internal threads with maximum and minimum limits that exceed the maximum and minimum limits specied for metric coarse internal threads with Grade 6H tolerances by the following diametral allowances: Last previous edition approved in as A M — Class 05 nuts are made of carbon or alloy steel conforming to the chemical composition requirements specied for Class 10 nuts in Table 1, and are heat treated as specied in 4.

Please fill this form, we will try to respond as soon as possible. Asgm comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.

Heat analysis Product analysis Silicon: Materials shall be tested and the individual grades shall conform to specified values of material such as hardness and proof load, chemical, and mechanical requirements.

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Individual heats asm steel are not identified in the finished product. I Suitable nut class and style. Heat analysis Product analysis Copper: Materials and Manufacture 4. When the dimensional style of nut is not designated by the purchaser, hex nuts, Style 1, in conformance with ANSI B Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters.

Your comments will receive careful consideration at a meeting of the adtm technical committee, which you may attend. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date. In addition, the manufacturer may add other distinguishing marks indicating that the nut is wstm corrosion resistant and of a weathering type.

C, to Specification F Heat analysis Product analysis Sulfur: Nominal Nut Size, a563j.

Threads of nuts tapped prior to zinc coating 4. Selection of the class shall be at the option of the manufacturer.

B70 Aa563m B70 B78 B Heat analysis Product analysis Copper: Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm.

Heavy Hexagon Nuts ASTM AM

Note 1 — Throughout this specification, the term class means property class. Additional tests of individual shipments of material are not ordinarily contemplated. When A zinc-coated inch series nuts are supplied, the zinc coating, overtapping, lubrication and rotational capacity testing shall be in accordance with Specification A This standard has been approved for use by agencies of the Department of Defense. NOTE 7—The proof load of a nut is the axially applied load the nut must withstand without thread stripping or rupture.

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When individual marking is required, the mark shall be the grade letter symbol on one face of the nut. Last previous edition approved in as A — 07a. Dimensional suitability of the nut for the intended application should be considered before approving substitution of a higher class.

In case of dissatisfaction with the results of the test, the producer or supplier may make claim for a rehearing. See Guide G for methods of estimating the atmospheric corrosion resistance of low alloy steels. B For Classes 10 and 12, a sulfur content of 0.

Committee F16 has identified the location of selected changes made to this standard since the last issue, A—04a, that may impact the use of this standard.

Packaging and Package Marking Such nuts are suitable. Please copy and paste this embed script to where you want to embed Embed Script. NOTE 3—An example of an ordering description follows: NOTE 9—If the over-tapping diametral allowance is greater than the limit specied in 7. However, if markings are located on the bearing surface, they shall be depressed. B Non-zinc-coated nuts are nuts intended for use with externally threaded fasteners which have a plain nonplated or noncoated finish or have a plating or coating of insufficient thickness to necessitate overtapping the nut thread to provide assemblability.

Heat analysis Product analysis Nickel: The two identications shall preferably be in different locations and, when on the same level, shall be separated by at least two spaces.

The atmospheric corrosion resistance of these steels is substantially better than that of carbon steel with or without copper addition see 5.