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ASTM A749/A749M-97

Historical Revision

Standard Specification for Steel, Strip, Carbon and High-Strength, Low-Alloy, Hot-Rolled, General Requirements for

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1.1 This specification covers the general requirements for hot-rolled steel strip in coils and cut lengths. It applies to carbon steel and high-strength, low-alloy steel furnished as hot-rolled.

1.2 This specification is not applicable to hot-rolled heavy-thickness carbon sheet and strip coils (ASTM Specification A635/A635M), cold-rolled carbon steel strip (ASTM Specification A109 or A109M), high-strength, low-alloy cold-rolled steel (ASTM Specifications A606 and A607) or cold-rolled carbon spring steel (ASTM Specification A682 or A682M).

1.3 In case of any conflict in requirements, the requirements of the individual material specification shall prevail over those of this general specification.

1.4 For the purposes of determining conformance with this and the appropriate product specification referenced under 2.1, values shall be rounded to the nearest unit in the right hand place of figures used in expressing the limiting values in accordance with the rounding method of Practice E29.

1.5 Annex A1 lists permissible variations in dimensions and mass (Note 1) in S.I. [metric] units. The values listed are not exact conversions of the values listed in the inch-pound tables, but instead are rounded or rationalized values. Conformance to Annex A1 is mandatory when the "M" specification is used.

Note 1-The term "weight" is used when inch-pound units are the standard; however, under S.I., the preferred term is "mass."

1.6 The values stated in either inch-pound units or SI units are to be regarded as standard. Within the text, the SI units are shown in brackets. The values stated in each system are not exact equivalents; therefore, each system must be used independently of the other. Combining values from the two systems may result in nonconformance with the specification.

1.7 This specification and the applicable material specifications are expressed in both inch-pound units and SI units. However, unless the order specifies the applicable "M" specification designation (SI units), the material shall be furnished to inch-pound units.


SDO ASTM: ASTM International
Document Number A749
Publication Date March 10, 1997
Language en - English
Page Count 7
Revision Level 97
Supercedes
Committee A01.19
Publish Date Document Id Type View
May 1, 2014 A0749_A0749M-14 Revision
Oct. 1, 2008 A0749_A0749M-08 Revision
March 10, 1997 A0749_A0749M-97 Revision
Sept. 1, 2021 A0749_A0749M-14R21 Reaffirmation
Nov. 10, 2002 A0749_A0749M-97R02 Reaffirmation