ASTM A635/A635M-00

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Designation: A 635/A 635M – 00
Standard Specification for
Steel, Sheet and Strip, Heavy-Thickness Coils, Carbon,
Hot-Rolled
This standard is issued under the fixed designation A 635/A 635M; the number immediately following the designation indicates the year
of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.
A superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope General Requirements for
A 700 Practices for Packaging, Marking, and Loading
1.1 This specification covers hot-rolled, heavy-thickness,
Methods for Steel Products for Domestic Shipment
carbon commercial steel, drawing steel, and structural steel,
A 751 Test Methods, Practices, and Terminology for
sheet and strip. Structural steel may be ordered when the coils
Chemical Analysis of Steel Products
are intended for conversion to plate steels. It is included for
2.2 Federal Standards:
that purpose only.
Fed. Std. No. 123 Marking for Shipment (Civil Agencies)
1.2 In case of any conflict in requirements, the requirements
Fed. Std. No. 183 Continuous Identification Marking of Iron
of the individual material specification shall prevail over those
and Steel Products
of this general specification.
2.3 Military Standards:
1.3 Annex A1 lists permissible variations in dimensions and
MIL-STD-129 Marking for Shipment and Storage
mass (see Note 1) in SI [metric] units. The values listed are not
MIL-STD-163 Steel Mill Products, Preparation for Ship-
exact conversions of the values listed in the inch-pound tables,
ment and Storage
but instead are rounded or rationalized values. Conformance to
Annex A1 is mandatory when the “M” specification is used.
3. Terminology
NOTE 1—The term weight is used when inch-pound units are the
3.1 Definitions of Terms Specific to This Standard:
standard. However, under SI, the preferred term is mass.
3.1.1 heavy thickness sheet and strip coils—This material is
1.4 The values stated in either inch-pound units or SI units
available as hot-rolled sheet and strip in coil form only
are to be regarded as standard. Within the text, the SI units are
furnished in the following size classifications:
shown in brackets. The values stated in each system are not
Size Limits, Coils Only
Product Width, in. Thickness, in.
exact equivalents; therefore, each system must be used inde-
pendently of the other. Combining values from the two systems
Strip over 8 to 12, incl 0.230 to 1.000, incl
may result in nonconformance with this specification.
Sheet over 12 to 48, incl 0.230 to 1.000, incl
over 48 0.180 to 1.000, incl
1.5 This specification and the applicable material specifica-
Size Limits, Coils Only
tions are expressed in both inch-pound units and SI units.
However, unless the order specifies the applicable “M” speci-
Product Width, mm Thickness, mm
fication designation (SI units), the material shall be furnished
Over Through From Through
Strip 200 300 6.0 25
to inch-pound units.
Sheet 300 1200 6.0 25
1200 . 4.5 25
2. Referenced Documents
4. Ordering Information
2.1 ASTM Standards:
A 6/A 6M Specification for General Requirements for
4.1 Orders for material under this specification shall include
Rolled Structural Steel Bars, Plates, Shapes, and Sheet
the following information, as required, to adequately describe
Piling
the desired material:
A 568/A 568M Specification for Steel, Sheet, Carbon, and
4.1.1 ASTM designation number and year of issue, grade
High-Strength, Low-Alloy, Hot-Rolled and Cold-Rolled,
and quality.
4.1.2 Name of material (hot-rolled sheet coils or hot-rolled
strip coils).
This specification is under the jurisdiction of ASTM Committee A01 on Steel,
Stainless Steel, and Related Alloys and is the direct responsibility of Subcommittee
A01.19 on Steel Sheet and Strip. Annual Book of ASTM Standards, Vol 01.03.
Current edition approved Sept. 10, 2000. Published November 2000. Originally Annual Book of ASTM Standards, Vol 01.05.
published as A 635 – 70. Last previous edition A 635 – 98. Available from Standardization Documents Order Desk, Bldg. 4 Section D, 700
Annual Book of ASTM Standards, Vol 01.04. Robbins Ave., Philadelphia, PA 19111-5094, Attn: NPODS.
Copyright © ASTM, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959, United States.
A 635/A 635M
4.1.8 Coil size and weight requirements (must include
Index of Tables for Dimensions, Tolerances, and Allowances
Dimensions Table No. inside and outside diameters and maximum weight).
Inch-Pound SI Units 4.1.9 Quantity (weight or mass).
Units
4.1.10 Application (show part identification and descrip-
Camber
tion) or pertinent plate specifications.
Sheet 8 A1.5
Strip 14 A1.10 4.1.11 Special requirements (if required).
Crown
4.1.12 Cast or heat analysis (if required).
Strip 12 A1.8
4.1.13 Test reports (if required).
Thickness
Sheet 4, 5 A1.1, A 1.2
NOTE 3—A typical ordering description is as follows: ASTM
Strip 9, 10 A1.6, A 1.7
A 635 – XX; Grade 1023, hot-rolled sheet coils pickled and oiled, mill
Width
Sheet 6, 7 A1.3, A 1.4 edge, 0.250 by 36 in. by coil; ID 24 in. OD 48 in., maximum coil weight
Strip 13 A1.9
15 000 lb maximum, 100 000 lb for roll-forming shapes.
4.1.3 Copper-bearing steel (when required).
5. Materials and Manufacture
4.1.4 Condition (material to this specification is furnished in
5.1 Melting Practice—Hot-rolled heavy thickness sheet and
the hot-rolled condition) (pickled, or blast-cleaned, must be
strip coils are normally produced from rimmed, capped, or
specified if required. Material so ordered will be oiled unless
semi-killed steel. If either coarse or fine-grain practice is
ordered not oiled.) (See 9.3 and 9.4.)
specified, special soundness steel will be furnished.
4.1.5 Edges (must be specified for hot-rolled sheet coils and
5.2 Steel may be produced as ingot-cast or strand-cast.
strip coils) (see 9.5.)
When different grades of strand-cast steel are sequentially cast,
4.1.6 Dimensions (decimal thickness and width of material).
identification and separation of the transition material is
4.1.6.1 As agreed upon between the purchaser and the
required.
producer, material ordered to this specification will be supplied
5.3 The steel shall be in the hot-rolled condition.
to meet the appropriate standard or restricted thickness toler-
ance table shown in this specification.
6. Chemical Composition
6.1 Cast or Heat (Formerly Ladle) Analysis—An analysis
NOTE 2—Not all producers are capable of meeting all of the limitations
of the thickness tolerance tables in this specification. The purchaser should of each heat or cast shall be made by the manufacturer to
contact the producer regarding possible limitations prior to placing an
determine the percentages of the elements specified in Table 1.
order.
The analysis shall be from a test sample preferably taken
4.1.7 If intended for conversion to plate, the purchaser during the pouring of the heat or cast and shall conform to the
should indicate on the order the intended ASTM plate desig- requirements in Table 1, or chemical compositions can be
nation number as well as the grade and type of the pertinent specified from carbon 0.08 maximum to 0.25 maximum,
plate specification. inclusive, percent, and manganese 1.65 maximum, inclusive,
TABLE 1 Chemical Requirements (Heat Analysis)
Commercial Quality
Composition Limits
Grade Designation
A
C Mn P, max S, max Cu, min
1006 0.08 max 0.45 max 0.030 0.035 0.20
1008 0.10 max 0.50 max 0.030 0.035 0.20
1009 0.15 max 0.60 max 0.030 0.035 0.20
1010 0.08–0.13 0.30–0.60 0.030 0.035 0.20
1012 0.10–0.15 0.30–0.60 0.030 0.035 0.20
1015 0.12–0.18 0.30–0.60 0.030 0.035 0.20
1016 0.12–0.18 0.60–0.90 0.030 0.035 0.20
1017 0.14–0.20 0.30–0.60 0.030 0.035 0.20
1018 0.14–0.20 0.60–0.90 0.030 0.035 0.20
1019 0.14–0.20 0.70–1.00 0.030 0.035 0.20
1020 0.17–0.23 0.30–0.60 0.030 0.035 0.20
1021 0.17–0.23 0.60–0.90 0.030 0.035 0.20
1022 0.17–0.23 0.70–1.00 0.030 0.035 0.20
1023 0.19–0.25 0.30–0.60 0.030 0.035 0.20
1524 0.18–0.25 1.30–1.65 0.030 0.035 0.20
Drawing Quality and Drawing Quality Special Killed
A
Element Composition, max, %
Carbon 0.10
Manganese 0.50
Phosphorus 0.020
Sulfur 0.030
Structural Quality
The compositional limits for structural quality steel are described in the pertinent ASTM plate specification.
A
When specified.
A 635/A 635M
TABLE 3 Tolerances for Product Analysis
percent, that conform to the ranges and limits in Appendix X1
of Specification A 568/A 568M. Tolerance
6.1.1 Unspecified elements may be present. Limits on ele-
Under Over
Limit, or Maximum of
Element
Mini- Maxi-
ments shall be as stated in Table 2.
Specified Element, %
mum mum
6.1.1.1 Each of the elements listed in Table 2 shall be
Limit Limit
included in the report of the heat analysis. When the amount of
Carbon to 0.15, incl 0.02 0.03
copper, nickel, chromium, or molybdenum is less than 0.02 %,
over 0.15 to 0.25, incl 0.03 0.04
Manganese to 0.60, incl 0.03 0.03
the analysis may be reported as “<0.02 %.” When the amount
over 0.60 to 1.15, incl 0.04 0.04
of vanadium or columbium is less than 0.008 %, the analysis
over 1.15 to 1.65, incl 0.05 0.05
may be reported as“< 0.008 %.”
Phosphorus . 0.01
Sulfur . 0.01
6.2 Product, Check, or Verification Analysis:
Silicon to 0.30, incl 0.02 0.03
6.2.1 Non-killed steels such as capped or rimmed steels are
over 0.30 to 0.60, incl 0.05 0.05
not technologically suited to product analysis due to the
Copper 0.02 .
nonuniform character of their chemical composition, and
therefore, the tolerances in Table 3 do not apply. Product
analysis is appropriate on these types of steel only when indicated on the order and are applicable to this specification.
7.4 Results of the coil end tests in accordance with Speci-
misapplication is apparent, or for copper when copper steel is
specified. fication A 6/A 6M, in 4.1.6, shall be reported by the manufac-
turer and are the basis of compliance with the requirements of
6.2.2 For steels other than non-killed (capped or rimmed),
product analysis may be made by the purchaser. The chemical this specification as defined in 7.3.
analysis shall not vary from the limits specified by more than 7.5 Ultimate qualification to the intended plate specification
the amounts in Table 3. The several determinations of any through additional testing is the responsibility of the coil
element in a cast shall not vary both above and below the processor as defined in Specification A 6/A 6M, in 5.4.2.
specified range. 7.6 For material produced under this section, the chemical
6.3 Test Methods—In case a referee analysis is required and requirements of the intended plate specification (see 7.1) apply.
agreed upon to resolve a dispute concerning the results of a Other chemical requirements contained in this specification do
chemical analysis, the procedure for performing the referee not apply under this section.
analysis must be in accordance with the latest issue of Test
8. Dimensions and Tolerances
Methods, Practices, and Terminology A 751, unless otherwise
8.1 The permissible tolerances for dimensions shall not
agreed upon between the manufacturer and the purchaser.
exceed the applicable limits specified in Tables 4-8 for hot-
7. Mechanical Properties
rolled and hot-rolled, pickled-sheet coils and Tables 9-13 for
7.1 Mechanical requirements are applicable only if coils are hot-rolled and hot-rolled, pickled-strip coils. [Annex A1,
ordered as structural quality for conversion to plates under the
Tables A1.1 through A1.10]
provisions of Specification A 6/A 6M, in 4.1.6.
9. Workmanship, Finish, and Appearance
7.2 Not all specifications, grades, or dimensions are appli-
9.1 The steel shall have a workmanlike appearance and shall
cable nor available from all manufacturers. The producer
should be consulted. not have defects of a nature or degree that will be detrimental
to the stamping or fabrication of finished parts.
7.3 In addition to the information required in 4.1.7, tensile,
yield, and elongation values of the intended plate must also be 9.2 Coils may contain some abnormal imperfections that
render a portion of the coil unusable since the inspection of
TABLE 2 Limits on Unspecified Elements (see 6.1.1)
coils does not afford opportunity to remove portions containing
imperfections.
A
Copper, max % Heat analysis 0.20
9.3 Surface Finish:
Product analysis 0.23
9.3.1 Unless otherwise specified, the material shall be fur-
A
Nickel, max % Heat analysis 0.20 nished without removing the hot-rolled oxide or scale.
Product analysis 0.23
9.3.2 When required, the material may be specified to be
A pickled or blast-cleaned.
Chromium, max % Heat analysis 0.15
Product analysis 0.19 9.4 Oiling:
9.4.1 Unless otherwise specified, hot-rolled, as-rolled mate-
A
Molybdenum, max % Heat analysis 0.06
rial shall be furnished not oiled, and hot-rolled, pickled, or
Product analysis 0.07
blast-cleaned material shall be furnished oiled.
Vanadium, max % Heat analysis 0.008
9.4.2 When required, as-rolled material may be specified to
Product analysis 0.018
be furnished oiled, and pickled or blast-cleaned material may
Columbium, max % Heat analysis 0.008
be specified to be furnished not oiled.
Product analysis 0.018
9.5 Edges:
A
The sum of copper, nickel, chromium, and molybdenum shall not exceed
9.5.1 As-rolled material has mill edges. Pickled or blast-
0.50 % on heat analysis. When one or more of these elements are specified, the
cleaned material has cut edges; if mill-edge material is re-
sum does not apply; in which case, only the individual limits on the remaining
unspecified elements will apply. quired, it must be specified.
A 635/A 635M
3 3
TABLE 4 Standard Thickness Tolerances for Heavy-Thickness Hot-Rolled Sheet (Carbon Steel)— ⁄8-in. (Cut Edge) and ⁄4-in. (Mill Edge)
Minimum Edge Distance (Coils Only)
3 3
NOTE 1—Thickness is measured at any point across the width not less than ⁄8 in. from a cut edge and not less than ⁄4 in. from a mill edge. This table
does not apply to the uncropped ends of mill edge coils.
NOTE 2—The specified thickness range captions also apply when sheet is specified to a nominal thickness, and the tolerances are divided equally, over
and under.
NOTE 3—Micrometers used for measurement of thickness shall be constructed with anvils and spindles having minimum diameters of 0.188 in. [4.80
mm]. The tip of the spindle shall be flat, and the tip of the anvil shall be flat or rounded with a minimum radius of curvature of 0.10 in. [2.55 mm].
Micrometers with pointed tips are not suitable for thickness measurements.
Thickness Tolerances Over, in., No Tolerance Under
Specified Minimum Thick
...