ASTM A550-78(2000)

Standard Specification for Ferrocolumbium

SCOPE
1.1 This specification covers three grades of ferrocolumbium, designated Low-Alloy Steel Grade, Alloy and Stainless Steel Grade, and High-Purity Grade.  
1.2 The values stated in inch-pound units are to be regarded as the standard.

General Information

• Status: Historical
• Publication Date: 09-Mar-2000
• ICS: 77.100 - Ferroalloys
• Technical Committee: A01 - Steel, Stainless Steel and Related Alloys
• Drafting Committee: A01.18 - Castings

Relations

• Replaced By: ASTM A550-06 - Standard Specification for Ferrocolumbium
• Effective Date: 01-Jul-2006
• Referred By: ASTM E367-22 - Standard Test Methods for Chemical Analysis of Ferroniobium
• Effective Date: 10-Mar-2000
• Referred By: ASTM A1025/A1025M-10(2020) - Standard Specification for Ferroalloys and Other Alloying Materials, General Requirements
• Effective Date: 10-Mar-2000

Standards Content (Sample)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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: A 550 – 78 (Reapproved 2000)
Standard Specification for
Ferrocolumbium
This standard is issued under the fixed designation A 550; 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 4. Chemical Composition
1.1 This specification covers three grades of ferrocolum- 4.1 The various grades shall conform to the requirements as
bium, designated Low-Alloy Steel Grade, Alloy and Stainless to chemical composition specified in Table 1 and Table 2.
Steel Grade, and High-Purity Grade. 4.2 Chemical Analysis—The chemical analysis of the ma-
1.2 The values stated in inch-pound units are to be regarded terial shall be made in accordance with Methods E 31. Where
as the standard. no method is given in Methods E 31 for the analysis for a
particular element, the analysis shall be made in accordance
2. Referenced Documents
with a procedure agreed upon by the manufacturer and
2.1 ASTM Standards:
purchaser.
E 11 Specification for Wire-Cloth Sieves for Testing Pur-
2 5. Sizing
poses
E 29 Practice for Using Significant Digits in Test Data to 5.1 Ferrocolumbium is available in these sizes: 2 in. (50.8
1 1
Determine Conformance with Specifications mm) by down, ⁄2 in. (12.7 mm) by down, ⁄4in. (6.35 mm) by
E 31 Methods for Chemical Analysis of Ferroalloys down, 8 mesh (2.38 mm) by down and 20 mesh (0.841 mm) by
E 32 Practices for Sampling Ferroalloys and SteelAdditives down. Other sizes may be specified as agreed upon. The size
for Determination of Chemical Composition shall be specified in the order.
5.2 Size tolerances as given in Table 3 shall apply.
3. Ordering Information
6. Sampling
3.1 Order for material to this specification shall include the
following information: 6.1 The material shall be sampled in accordance with
3.1.1 Quantity, Practices E 32.
3.1.2 Name of material, 6.2 Other methods of sampling which have been agreed
3.1.3 ASTM designation and year of issue, upon by manufacturer and purchaser may be used. In case of
3.1.4 Grade (Section 1), discrepancy, Practices E 32 shall be used for referee.
3.1.5 Size, if appropriate (Section 5), and
7. Inspection
3.1.6 Special requirements for packing, inspection, analysis
reports, etc., as appropriate. 7.1 The manufacturer shall afford the inspector representing
the purchaser all reasonable facilities to satisfy him that the
NOTE 1—A typical ordering description is as follows: 100 000 lb
material is being furnished in accordance with this specifica-
ferrocolumbium,ASTMA 550, Low-Alloy Steel Grade, 2 in. (51 mm) by
tion.
Down, packed in sealed containers.
3.2 Although ferrocolumbium is purchased by total net
8. Rejection
weight, the customary basis of payment is on the contained
8.1 Any claims or rejections based upon check analysis
weight of columbium.
shall be made to the manufacturer within 45 days from the
receipt of the material by the purchasers.
This specification is under the jurisdiction of ASTM Committee A-1 on Steel,
9. Packaging and Package Marking
Stainless Steel, and RelatedAlloys and is the direct responsibility of Subcommittee
A 01.18 on Castings.
9.1 Packaging:
Current edition approved April 28, 1978. Published June 1978. Originally
9.1.1 Ferrocolumbium shall be packed so that it will be
published as A 550 – 65. Last previous edition A 550 – 73.
Annual Book of ASTM Standards, Vol 14.02. protected from loss or damage during shipment.
Annual Book of ASTM Standards, Vol 03.05.
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A 550 – 78 (2000)
A
TABLE 1 Chemical Requirements TABLE 2 Supplementary Chemical Requirements
A
NOTE—An analysis report on each lot is required. NOTE—These are maximum limits allow
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