ASTM B575-99a

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Designation: B 575 – 99a
Standard Specification for
Low-Carbon Nickel-Molybdenum-Chromium, Low-Carbon
Nickel-Chromium-Molybdenum, Low-Carbon Nickel-
Chromium-Molybdenum-Copper, Low-Carbon Nickel-
Chromium-Molybdenum-Tantalum, and Low-Carbon Nickel-
Chromium-Molybdenum-Tungsten Alloy Plate, Sheet, and
Strip
This standard is issued under the fixed designation B 575; 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.
1. Scope E 29 Practice for Using Significant Digits in Test Data to
2 Determine Conformance with Specifications
1.1 This specification covers plate, sheet, and strip of
E 55 Practice for Sampling Wrought Nonferrous Metals and
low-carbon nickel-molybdenum-chromium alloys (UNS
Alloys for Determination of Chemical Composition
N10276, N06022, and N06455), low-carbon nickel-chromium-
E 112 Test Methods for Determining the Average Grain
molybdenum alloy (UNS N06058, UNS N06059)*, low-
Size
carbon nickel-chromium-molybdenum-copper alloy (UNS
E 140 Hardness Conversion Tables for Metals (Relationship
N06200), low-carbon nickel-chromium-molybdenum-tantalum
Between Brinell Hardness, Vickers Hardness, Rockwell
alloy (UNS N06210), and low-carbon nickel-chromium-
Hardness, Rockwell Superficial Hardness, and Knoop
molybdenum-tungsten alloy (UNS N06686) as shown in Table
Hardness)
1, for use in general corrosive service.
E 1473 Test Methods for Chemical Analysis of Nickel,
1.2 The following products are covered under this specifi-
Cobalt, and High-Temperature Alloys
cation:
1.2.1 Sheet and Strip— Hot or cold rolled, solution an-
3. Terminology
nealed, and descaled unless solution anneal is performed in an
3.1 Definitions of Terms Specific to This Standard:
atmosphere yielding a bright finish.
3 3
3.1.1 cold-rolled plate—material ⁄16 to ⁄8in. (4.76 to 9.52
1.2.2 Plate—Hot or cold rolled, solution annealed, and
mm), inclusive, in thickness.
descaled.
3.1.2 hot-rolled plate—material ⁄16 in. (4.76 mm) and over
1.3 The values stated in inch-pound units are to be regarded
in thickness.
as the standard. The values given in parentheses are for
3.1.3 plate—material ⁄16 in. (4.76 mm) and over in thick-
information only.
ness.
2. Referenced Documents 3.1.4 sheet and strip—material under ⁄16 in. (4.76 mm) in
thickness.
2.1 ASTM Standards:
E 8 Test Methods for Tension Testing of Metallic Materials
4. Ordering Information
E 18 Test Methods for Rockwell Hardness and Rockwell
4.1 It is the responsibility of the purchaser to specify all
Superficial Hardness of Metallic Materials
requirements that are necessary for the safe and satisfactory
performance of material ordered under this specification.
This specification is under the jurisdiction of ASTM Committee B02 on Examples of such requirements include, but are not limited to
Nonferrous Metals and Alloys and is the direct responsibility of Subcommittee
the following:
B02.07 on Refined Nickel and Cobalt and Their Alloys.
4.1.1 Alloy—Table 1,
Current edition approved Oct. 10, 1999. Published November 1999. Originally
published as B 575 - 72. Last previous edition B 575 - 99.
For ASME Boiler and Pressure Vessel Code applications, see related Specifi-
cation SB-575 in Section II of that Code.
* New designation established in accordance with ASTM E 527 and SAE J1086, Annual Book of ASTM Standards, Vol 14.02.
Practice for Numbering Metals and Alloys (UNS). Annual Book of ASTM Standards, Vol 03.05.
3 6
Annual Book of ASTM Standards, Vol 03.01. Annual Book of ASTM Standards, Vol 03.06.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
B 575 – 99a
TABLE 1 Chemical Requirements
Composition Limits, %
Element
Alloy N10276 Alloy N06022 Alloy N06455 Alloy N06059 Alloy N06058 Alloy N06200 Alloy N06210 Alloy N06686
Molybdenum 15.0–17.0 12.5–14.5 14.0–17.0 15.0–16.5 19.0 - 21.0 15.0–17.0 18.0–20.0 15.0-17.0
Chromium 14.5–16.5 20.0–22.5 14.0–18.0 22.0–24.0 20.0- 23.0 22.0–24.0 18.0–20.0 19.0-23.0
Iron 4.0–7.0 2.0–6.0 3.0 max 1.5, max 1.5, max 3.0 max 1.0 max 5.0 max
Tungsten 3.0–4.5 2.5–3.5 . . 0.3 max . . 3.0-4.4
Cobalt, max 2.5 2.5 2.0 0.3 0.3 2.0 max 1.0 .
Carbon, max 0.010 0.015 0.015 0.010 0.010 0.010 0.015 0.010
Silicon, max 0.08 0.08 0.08 0.10 0.10 0.08 0.08 0.08
Manganese, max 1.0 0.50 1.0 0.5 0.5 0.50 0.5 0.75
Vanadium, max 0.35 0.35 . . . . 0.35 .
Phosphorus, max 0.04 0.02 0.04 0.015 0.015 0.025 0.02 0.04
Sulfur, max 0.03 0.02 0.03 0.010 0.010 0.010 0.02 0.02
Titanium . . 0.7 max . . . . 0.02-0.25
A A A A A A
Nickel remainder remainder remainder Bal Bal remainder remainder remainder
Aluminum . . . 0.1–0.4 0.40 max 0.50 max . .
Copper . . . 0.50 max 0.50 max 1.3–1.9 . .
Tantalum . . . . . . 1.5–2.2 .
A
See 9.2.2.
4.1.2 Dimensions—Thickness (in decimals of an inch), 5.2 If a product (check) analysis is made by the purchaser,
width, and length (inch or fractions of an inch), the material shall conform to the requirements specified in
4.1.3 Optional Requirement—Plate; state how plate is to be Table 1 subject to the permissible tolerances in Table 3.
cut (see 7.8.1 and Table 2),
6. Mechanical Properties and Other Requirements
4.1.4 Certification— State if certification or a report of test
6.1 Tensile Properties—The material shall conform to the
results is required (Section 15),
room temperature tensile properties prescribed in Table 4.
4.1.5 Purchase Inspection—State which tests or inspections
6.2 Hardness—The hardness values given in Table 4 are
are to be witnessed (Section 13), and
informative only.
4.1.6 Samples for Product (Check) Analysis—State whether
6.3 Grain Size for Sheet and Strip— Sheet and strip shall
samples should be furnished (9.2.2).
conform to the grain sizes as illustrated in Plate 1 of Test
5. Chemical Composition Methods E 112. The requirements shall be as indicated in Table
5.
5.1 The material shall conform to the composition limits
specified in Table 1.
7. Dimensions, Mass, and Permissible Variations
7.1 Weight—For calculations of mass or weight, the follow-
TABLE 2 Permissible Variations in Width and Length of Sheared,
ing densities shall be used:
Torch-Cut, or Abrasive-Cut Rectangular Plate
Density
3 3
Permissible Variations in Widths and Lengths Alloy lb/in. g/cm
for Dimensions Given, in. (mm)
Specified Thickness N10276 0.321 (8.87)
Up to 30 (760), incl Over 30 (760)
N06022 0.314 (8.69)
N06455 0.312 (8.64)
+−+ −
N06058 0.318 (8.80)
Inches
N06059 0.311 (8.60)
N06200 0.307 (8.50)
Sheared:
3 5 3 1 1 1
N06210 0.316 (8.76)
⁄16 to ⁄16, excl ⁄16 ⁄8 ⁄4 ⁄8
5 1 1 1 3 1
N06686 0.315 (8.73)
⁄16 to ⁄2, incl ⁄4 ⁄8 ⁄8 ⁄8
Abrasive-cut:
3 1 1 1 1 1 7.2 Thickness:
⁄16 to 1 ⁄2, incl ⁄16 ⁄16 ⁄16 ⁄16
1 1 1 1 1 1
Over 1 ⁄2 to 2 ⁄2, incl ⁄8 ⁄8 ⁄8 ⁄8
7.2.1 Plate—The permissible variations in thickness of
A
Torch-cut:
plate shall be as prescribed in Table 6.
3 1 1
⁄16 to 2 excl ⁄2 0 ⁄2 0
5 5 7.2.2 Sheet and Strip— The permissible variations in thick-
2 to 3 incl ⁄8 0 ⁄8 0
ness of sheet and strip shall be as prescribed in Table 7. The
Millimetres
thickness shall be measured with the micrometer spindle ⁄8 in.
Sheared:
(9.525 mm) or more from any edge for material 1 in. (25.4
4.76 to 7.94, excl 4.76 3.18 6.35 3.18
7.94 to 12.70, incl 6.35 3.18 9.52 3.18
mm) or over in width and at any place on material under 1 in.
Abrasive-cut:
(25.4 mm) in width.
4.76 to 38.1, incl 1.59 1.59 1.59 1.59
7.3 Width:
Over 38.1 to 63.5, incl 3.18 3.18 3.18 3.18
A
Torch-cut:
7.3.1 Plate—The permissible variations in width of rectan-
4.8 to 50.8 excl 12.7 0 12.7 0
gular plates shall be as prescribed in Table 2.
50.8 to 76.2 incl 15.9 0 15.9 0
7.3.2 Sheet and Strip— The permissible variations in width
A
The tolerance spread shown for torch-cutting may be obtained all on the minus
for sheet and strip shall be as prescribed in Table 8.
side, or divided between the plus and the minus side if so specified by the
purchaser. 7.4 Length:
B 575 – 99a
TABLE 3 Product (Check) Analysis Tolerances
Tolerances, over max or under min, Limit, %
Element
Alloy Alloy Alloy Alloy Alloy Alloy Alloy Alloy
N10276 N06022 N06455 N06059 N06058 N06200 N06210 N06686
A
Molybdenum 0.15 0.15 0.15 0.15 0.15 0.15 0.15
Chromium, under 0.15 0.25 0.15 0.25 0.25 0.25 0.25 0.25
min
over max 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25
Iron, under min 0.07 0.05 . . . . 0.05 .
over max 0.10 0.10 0.07 0.05 0.05 0.10 0.05 0.07
Tungsten, under min 0.10 0.10 . . 0.3 max . . 0.10
over max 0.15 0.15 . . . . . 0.15
B
Cobalt 0.05 0.05 0.05 0.03 0.03 0.05 .
Carbon 0.005 0.005 0.005 0.005 0.005 0.005 0.005 0.005
Silicon 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02
Manganese 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03
Vanadium 0.04 0.04 . . . . 0.04 .
Phosphorus 0.005 0.005 0.005 0.005 0.005 0.005 0.005 0.005
Sulfur 0.005 0.003 0.005 0.003 0.003 0.003 0.003 0.003
C
Titanium . . 0.04 . . . .
Aluminum . . . 0.05 0.05 0.05 . .
Copper . . . 0.50 max 0.50 max 0.05 . .
Tantalum . . . . . . 0.10 .
A
Under min—0.15; over max—0.25.
B
Over max—0.05.
C
Under min—0.02; over max—0.03.
TABLE 4 Mechanical Property Requirements
Yield Strength (0.2 % Elongation in 2 in.
B
Tensile Strength, min, psi Rockwell Hardness,
A
Alloy Offset), min, psi (50.8 mm) or 4D
(MPa) max
(MPa) min, %
N10276 100 000 (690) 41 000 (283) 40 100 HRB
N06022 100 000 (690) 45 000 (310) 45 100 HRB
N06455 100 000 (690) 40 000 (276) 40 100 HRB
N06058 110 000 (760) 52 000 (360) 40 100 HRB
N06059 100 000 (690) 45 000 (310) 45 100 HRB
N06200 100 000 (690) 41 000 (283) 45 100 HRB
N06686 100 000 (690) 45 000 (310) 45 100 HRB
N06210 100 000 (690) 45 000 (310) 45 100 HRB
A
D refers to the diameter of the tension specimen.
B
Hardness values are shown for information purposes only and are not to be used as a basis of acceptance or rejection. For approximate hardness c
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