ASTM B718-00(2011)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation:B718 −00(Reapproved 2011)
Standard Specification for
Nickel-Chromium-Molybdenum-Cobalt-Tungsten-Iron-Silicon
Alloy (UNS N06333) Plate, Sheet, and Strip
This standard is issued under the fixed designation B718; 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 (´) indicates an editorial change since the last revision or reapproval.
1. Scope E1473 Test Methods for Chemical Analysis of Nickel,
Cobalt, and High-Temperature Alloys
1.1 This specification covers wrought alloy UNS N06333
plate, sheet, and strip intended for heat resisting applications
3. Terminology
and general corrosive service.
3.1 Definitions of Terms Specific to This Standard:
1.2 The values stated in inch-pound units are to be regarded
3.1.1 plate, n—material ⁄16 in. (4.76 mm) and over in
as standard. The values given in parentheses are mathematical
thickness and over 10 in. (254) mm in width.
conversions to SI units that are provided for information only
and are not considered standard.
3.1.2 sheet, n—materialunder ⁄16in.(4.76mm)inthickness
and 24 in. (610 mm) and over in width.
1.3 This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the
3.1.3 strip, n—material under ⁄16 in. (4.76 mm) in thickness
responsibility of the user of this standard to become familiar
and under 24 in. (610 mm) in width.
with all hazards including those identified in the appropriate
Material Safety Data Sheet (MSDS) for this product/material
4. Ordering Information
as provided by the manufacturer, to establish appropriate
4.1 It is the responsibility of the purchaser to specify all
safety and health practices, and determine the applicability of
requirements that are necessary for the safe and satisfactory
regulatory limitations prior to use.
performance of material ordered under this specification.
Examples of such requirements include but are not limited to
2. Referenced Documents
the following:
2.1 ASTM Standards:
4.1.1 Alloy name or UNS number.
B880 Specification for General Requirements for Chemical
4.1.2 Quantity.
Check Analysis Limits for Nickel, Nickel Alloys and
4.1.3 ASTM Designation and year of issue.
Cobalt Alloys
4.1.4 Form (plate, sheet, or strip).
E8 Test Methods for Tension Testing of Metallic Materials
4.1.5 Dimensions—Thickness, Width, and Length.
E10 Test Method for Brinell Hardness of Metallic Materials
4.1.6 Finish (Section 9).
E18 Test Methods for Rockwell Hardness of Metallic Ma-
4.1.7 Certification—State if certification is required (Sec-
terials
tion 16).
E29 Practice for Using Significant Digits in Test Data to
4.1.8 Samples for Product (Check) Analysis—State whether
Determine Conformance with Specifications
samples shall be furnished.
E140 Hardness Conversion Tables for Metals Relationship
4.1.9 Purchaser Inspection—If a purchaser wishes to wit-
Among Brinell Hardness, Vickers Hardness, Rockwell
ness tests or inspections of material at the place of
Hardness, Superficial Hardness, Knoop Hardness, and
manufacture, the purchase order must so state indicating which
Scleroscope Hardness
tests or inspections are to be witnessed.
This specification is under the jurisdiction of ASTM Committee B02 on
5. Materials and Manufacture
Nonferrous Metals and Alloys and is the direct responsibility of Subcommittee
B02.07 on Refined Nickel and Cobalt and Their Alloys.
5.1 All material shall be furnished in the annealed condi-
Current edition approved June 1, 2011. Published June 2011. Originally
tion.
approved in 1983. Last previous edition approved in 2006 as B718 – 00 (2006).
DOI: 10.1520/B0718-00R11.
6. Chemical Requirements
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
6.1 The material shall conform to the requirements as to
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. chemical composition specified in Table 1.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
B718−00 (2011)
TABLE 1 Chemical Requirements TABLE 3 Thickness Tolerances for Hot-Rolled and Cold-Rolled
Sheets
Element Composition Limits, %
Carbon 0.10 max
Tolerance Over and
Specified Thickness, in. (mm)
Manganese 2.0 max
Under, in. (mm)
Phosphorus 0.03
Over 0.145 to less than ⁄16 (3.68 to less 0.014 (0.36)
Sulfur 0.03
than 4.76)
Silicon 1.5 max
Over 0.130 to 0.145 (3.30 to 3.68), incl 0.012 (0.30)
Chromium 24.0–27.0
Over 0.114 to 0.130 (2.90 to 3.30), incl 0.010 (0.25)
Nickel 44.0–48.0
Over 0.098 to 0.114 (2.49 to 2.90), incl 0.009 (0.23)
Molybdenum 2.5–4.0
Over 0.083 to 0.098 (2.11 to 2.49), incl 0.008 (0.20)
Cobalt 2.5–4.0
Over 0.072 to 0.083 (1.83 to 2.11), incl 0.007 (0.18)
Tungsten 2.5–4.0
Over 0.058 to 0.072 (1.47 to 1.83), incl 0.006 (0.15)
A
Iron Remainder
Over 0.040 to 0.058 (1.02 to 1.47), incl 0.005 (0.13)
A
Over 0.026 to 0.040 (0.66 to 1.02), incl 0.004 (0.10)
Element may be determined arithmetically by difference.
Over 0.016 to 0.026 (0.41 to 0.66), incl 0.003 (0.08)
Over 0.007 to 0.016 (0.18 to 0.41), incl 0.002 (0.05)
Over 0.005 to 0.007 (0.13 to 0.18), incl 0.0015 (0.04)
0.005 (0.13) 0.001 (0.03)
6.2 If a product (check) analysis is performed by the
purchaser, the material shall conform to the product (check)
analysis variations in Specification B880.
TABLE 4 Width, Length, and Camber Tolerances for Hot-Rolled
and Cold-Rolled Sheets Not Resquared Nor Stretcher Leveled
7. Mechanical and Other Requirements
Width Tolerances
Tolerance for Specified Width,
7.1 The mechanical properties of the material at room
in. (mm)
Specified Thickness, in. (mm)
temperature shall conform to those shown in Table 2.
24 to 48 (610 48 in. (1220) and
to 1220), excl over
3 1 1
8. Permissible Variations in Dimensions Less than ⁄16 in. (4.76) ⁄16 (1.6) ⁄8 in. (3.2)
over, over,
8.1 Sheet, shall conform to the variations in dimensions
0 under 0 under
specified in Tables 3-5, inclusive.
Length Tolerances
Tolerance, in. (mm)
Specified Length, ft (cm)
8.2 Cold-Rolled Strip, shall conform to the permissible
Over Under
variations in dimensions as specified in Tables 6-10 inclusive.
Up to 10 (305), incl ⁄4 (6.4) 0 (0)
Over 10 to 20 (305 to 610), ⁄2 (12.7) 0 (0)
8.3 Plate, shall conform to the permissible variations in
incl
dimensions specified in Tables 11-16, inclusive. A
Camber Tolerances
Specified Width, in. (mm) Tolerance per Unit Length of
8.4 Sheet, Strip, and Plate—Material with No. 1 finish may
any 8 ft (244 cm), in. (mm)
be ground to remove surface defects, provided such grinding 1
24 to 36 in. (610 to 914), ⁄8 (3.2)
incl
does not reduce the thickness, width, or length at any point
Over 36 in. (914) ⁄32 (2.4)
beyond the permissible variations in dimensions.
A
Camber is the greatest deviation of a side edge from a straight line, and
measurement is taken by placing an 8-ft (2440-mm) straightedge on the concave
9. Workmanship, Finish, and Appearance
side and measuring the greatest distance between the sheet edge and the
straightedge.
9.1 The material shall be uniform in quality and temper,
smooth, commercially straight, and free from injurious imper-
fections.
9.2 Available finishes are:
10.1.2 A lot for mechanical properties shall consist of
9.2.1 Sheet—No. 1 finish; hot rolled, annealed, and
material from one heat of the same condition and nominal
descaled, and No. 2 D finish; cold rolled, dull finish.
thickness.
9.2.2 Strip—No. 1 finish; cold rolled, annealed, and des-
caled.
10.2 Test-Material Selection:
9.2.3 Plate—Hot rolled, annealed, and descaled.
10.2.1 Chemical Analysis—Representative samples from
each lot shall be taken during pouring or subsequent process-
10. Sampling
ing.
10.1 Lot Definitions: 10.2.1.1 Product (check) analysis shall be wholly the re-
10.1.1 A lot for chemical analysis shall consist of one heat. sponsibility of the purchaser.
TABLE 2 Mechanical Properties
Yield Strength, 0.2 % Offset, Min Elongation in 2 in. or 50 mm, or
A
Condition Tensile Strength, Min psi (MPa) Hardness
psi (MPa) 4D, Min %
Annealed 80 000 (551) 35 000 (241) 30 75 to 95 HRB
A
Hardness values are informative only and not to be construed as the basis for acceptance.
B718−00 (2011)
TABLE 5 Flatness Tolerances for Hot-Rolled and Cold-Rolled Sheets
Sheets not Specified to Stretcher Leveled Standard of Flatness
Flatness Tolerance (max Deviation from a
Specified Thickness, in. (mm) Width, in. (mm)
Horizontal Flat Surface), in. (mm)
0.062 (1.57) and over To 60 in. (1524), incl ⁄2 (12.7)
Over 60 to 72 (1524 to 1829), incl ⁄4 (19.1)
Over 72 (1829) 1 (25.4)
Under 0.062 (1.57) To 36 (914), incl ⁄2 (12.7)
Over 36 to 60 (914 to 1524), incl ⁄4 (19.1)
Over 60 (1524) 1 (25.4)
TABLE 6 Thickness Tolerances for Cold-Rolled Strip in Coils and Cut Lengths
NOTE 1—Thickness measurements are taken at least ⁄8 inch (9.5 mm) in from edge of the strip, except that on widths less than 1 in. (25.4 mm) the
tolerances are applicable for measurements at all locations.
NOTE 2—Above tolerances include crown.
Thickness Tolerances, in. (mm), for the Thicknesses and Widths Given, Over and
Under
Specified thickness, in. (mm) Width, in. (mm)
⁄16 (4.8) to 6 (152), incl Over 6 (152) to 12 (305), incl Over 12 (305) to 24 (610),
excl
0.005 (0.13) to 0.010 (0.25), incl 10 % 10 % 10 %
Over 0.010 (0.25) to 0.011 (0.28), incl 0.0015 (0.04) 0.0015 (0.04) 0.0015 (0.04)
Over 0.011 (0.28) to 0.013 (0.33), incl 0.0015 (0.04) 0.0015 (0.04) 0.002 (0.05)
Over 0.013 (0.33) to 0.017 (0.43), incl 0.0015 (0.04) 0.002 (0.05) 0.002 (0.05)
Over 0.017 (0.43) to 0.020 (0.51), incl 0.0015 (0.04) 0.002 (0.05) 0.0025 (0.06)
Over 0.020 (0.51) to 0.029 (0.74), incl 0.002 (0.05) 0.0025 (0.06) 0.0025 (0.06)
Over 0.029 (0.74) to 0.035 (0.89), incl 0.002 (0.05) 0.003 (0.08) 0.003 (0.08)
Over 0.035 (0.89) to 0.050 (1.27), incl 0.0025 (0.06) 0.0035 (0.09) 0.0035 (0.09)
Over 0.050 (1.27) to 0.069 (1.75), incl 0.003 (0.08) 0.0035 (0.09) 0.0035 (0.09)
Over 0.069 (1.75) to 0.100 (2.54), incl 0.003 (0.08) 0.004 (0.10) 0.005 (0.13)
Over 0.100 (2.54) to 0.125 (3.18), incl 0.004 (0.10) 0.0045 (0.11) 0.005 (0.13)
Over 0.125 (3.18) to 0.161 (4.09), incl 0.0045 (0.11) 0.0045 (0.11) 0.005 (0.13)
Over 0.161 (4.09) to ⁄16 (4.76), excl 0.005 (0.13) 0.005 (0.13) 0.006 (0.15)
TABLE 7 Width Tolerances Cold-Rolled Strip in Coils and Cut Lengths Edge Nos. 1 and 5
Width Tolerance, in. (mm) for
Specified Edge No. Width in., (mm) Thickness, in. (mm) Thickness and Width Given Over and
Under
9 1
1 and 5 ⁄32 (7.1) and under ⁄16 (1.6) and under 0.005 (0.13)
9 3 3
1 and 5 Over ⁄32 (7.1) to ⁄4 (19.1), incl ⁄32 (2.4) and under 0.005 (0.13)
3 1
1 and 5 Over ⁄4 (19.1) to 5 (127), incl ⁄8 (3.2) and under 0.005 (0.13)
5 Over 5 (127) to 9 (229), incl ⁄8 (3.2) to .008 (.20), incl 0.010 (0.25)
5 Over 9 (229) to 20 (508), incl 0.105 (2.67) to 0.015 (0.38), incl 0.010 (0.25)
5 Over 20 (508) to 24 (610), excl 0.080 (2.03) to 0.023 (0.58), incl 0.015 (0.38)
TABLE 8 Width Tolerances Cold-Rolled Strip in Coils and Cut Lengths Edge No. 3
Width Tolerances, in. (mm) Over and Under, for Thickness and Width Given
Specific Thickness, in. (mm) 1
Under ⁄2 (12.7) to Over 6 (152) to 9 Over 9 (229) to 12 Over 12 (305) to 20 Over 20 (508) to 24
⁄2 (12.7) to 6 (152)
⁄16 (4.8) (229) (305) (508) (610)
0.068 (1.73) and under 0.005 (0.13) 0.005 (0.13) 0.005 (0.13) 0.010 (0.25) 0.016 (0.41) 0.020 (0.51)
Over 0.068 (1.73) to 0.099 (2.51), incl 0.008 (0.20) 0.008 (0.20) 0.010 (0.25) 0.010 (0.25) 0.016 (0.41) 0.020 (0.51)
Over 0.099 (2.51) to 0.160 (4.06), incl 0.010 (0.25) 0.010 (0.25) 0.016 (0.41) 0.016 (0.41) 0.020 (0.51) 0.020 (0.51)
Over 0.160 (4.06) to under . 0.016 (0.41) 0.020 (0.51) 0.020 (0.51) 0.031 (0.79) 0.031 (0.79)
⁄16 in. (4.76), excl
10.2.2 Mechanical Properties—Samples of the material to 12. Specimen Preparation
providetestspecimensformechanicalpropertiesshallbetaken
12.1 Tension test specimens shall be taken from material in
from such locations in each lot as to be representative of that
the final condition (temper). Tests shall be performed trans-
lot.
verse to the direction of rolling, where width will permit.
11. Number of Tests
12.1.1 All material shall be tested in full cross-section size
when possible.
11.1 Chemical Analysis—One test per lot.
11.2 Mechanical Properties—One test per lot. 12.2 Tension-test specimens shall be as follows:
B718−00 (2011)
TABLE 9 Length Tolerances Cold-Rolled Strip in Cut Lengths
Tolerance, in. (mm) Over Specified
Specified Length, in. (mm)
Length, No Tolerance Under
Up to 60 (1524), incl ⁄8 (9.5)
Over 60 (1524) to 120 (3048), incl ⁄2 (12.7)
Over 120 (3048) to 240 (6096), incl ⁄8 (15.9)
A
TABLE 10 Camber Tolerances Cold-Rolled Strip in Coils and Cut
Lengths
Specified Width, in. (mm) Tolerance in. (mm) Per Unit Length
of any 8 ft (2440 mm)
1 1
Up to 1 ⁄2 (38.1), incl ⁄2 (12.7)
1 1
Over 1 ⁄2 (38.1) to 24 (609.6), excl ⁄4 (6.4)
A
Camber is the deviation of a side edge from a straight line, and measurement is
taken by placing an 8-ft (2440-mm) straightedge on the concave side and
measuring the greatest distance between the strip edge and the straight edge.
A
TABLE 11 Permissible Variations in Thickness for Plates
Width, in. (mm)
Over 84 (2134) to 120 Over 120 (3048) to 144
Specified Thickness, in. (mm) To 84 (2134), incl Over 144 (3658)
(3048), incl (3658), incl
A,B
Tolerance Over specified Thickness, in. (mm)
3 3
⁄16 (4.76) to ⁄8 (9.52). excl 0.045 (1.14) 0.050 (1.27) . .
3 3
⁄8 (9.52) to ⁄4 (19.05), excl 0.055 (1.40) 0.060 (1.52) 0.075 (1.90) 0.090 (2.29)
⁄4 (19.05) to 1 (25.40), excl 0.060 (1.52) 0.065 (1.65) 0.085 (2.16) 0.100 (2.54)
1 (25.40) to 2 (50.80), excl 0.070 (1.78) 0.075 (1.90) 0.095 (2.41) 0.115 (2.92)
2 (50.80) to 3 (76.20), excl 0.125 (3.18) 0.150 (3.81) 0.175 (4.44) 0.200 (5.08)
3 (76.20) to 4 (101.6), excl 0.175 (4.44) 0.210 (5.33) 0.245 (6.22) 0.280 (7.11)
A
Thickness is measured along the longitudinal edges of the plate at least ⁄8 in. (9.52 mm), but not more than 3 in. (76.20 mm), from the edge.
B
For circles, the over thickness tolerances in this table apply to the diameter of the circle corresponding to the width ranges shown. For plates of irregular shape, the over
thickness tolerances apply to the greatest width corresponding to the width ranges shown. For plates up to 10 in. (254.0 mm), incl, in thickness, the tolerance under the
specified thickness is 0.010 in. (0.25 mm).
12.2.1 Full thickness of the material, machine to the form
Rounded-Off Unit for Observed or
Requir
...