ASTM A636-08

Standard Specification for Nickel Oxide Sinter

ABSTRACT
This specifications covers standards for Grade 75 nickel oxide sinter to be used for alloying in iron and steel melting. The material shall adhere to specified nickel, cobalt, copper, iron, and sulfur contents. Guidelines for sampling and treatment of materials for chemical analysis are given.
SCOPE
1.1 This specification covers one grade of nickel oxide sinter, designated as 75 used for alloying in iron and steel melting.

General Information

• Status: Historical
• Publication Date: 29-Feb-2008
• ICS: 77.150.40 - Nickel and chromium products
• Technical Committee: A01 - Steel, Stainless Steel and Related Alloys
• Drafting Committee: A01.18 - Castings

Relations

• Replaces: ASTM A636-76(2004) - Standard Specification for Nickel Oxide Sinter
• Effective Date: 01-Mar-2008
• Replaced By: ASTM A636-08(2013) - Standard Specification for Nickel Oxide Sinter
• Effective Date: 01-Apr-2013
• Referred By: ASTM A1025/A1025M-10(2020) - Standard Specification for Ferroalloys and Other Alloying Materials, General Requirements
• Effective Date: 01-Mar-2008

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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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:A636 −08
StandardSpecification for
1
Nickel Oxide Sinter
This standard is issued under the fixed designation A636; 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* 5. Sampling for Chemical Analysis
1.1 This specification covers one grade of nickel oxide 5.1 The material shall be sampled in accordance with
sinter, designated as 75 used for alloying in iron and steel procedures outlined below:
melting. 5.1.1 The sample shall be taken by cutting across the entire
stream at regular intervals during the time of movement of the
2. Referenced Documents
mass being sampled. The quantity to be taken at each interval
2
and the number of such intervals shall be so proportioned that
2.1 ASTM Standards:
the total quantity taken shall amount to not less than 0.40 % of
A1025 Specification for Ferroalloys and Other Alloying
the total material being sampled.
Materials, General Requirements
5.2 Treatment of Sample:
3. General Conditions for Delivery
5.2.1 In the case of nickel oxide sinter 75, the sample
3.1 Materials furnished to this specification shall conform to representing each shipment or lot shall be reduced in amount
the requirements of Specification A1025, including any supple-
using a riffle splitter or other suitable mechanical splitter to
mentary requirements that are indicated in the purchase order. 1000 g.This 1000-g sample shall be placed in an oven at 250°F
1
Failure to comply with the general requirements of Specifica-
(121°C) for ⁄2 h to remove any traces of moisture, and then
tion A1025 constitutes nonconformance with this specification.
pulverized to pass an 80-mesh screen using appropriate equip-
In case of conflict between the requirements of this specifica-
ment to avoid sample contamination. Approximately 250 g of
tion and Specification A1025, this specification shall prevail.
this pulverized material shall be split out for copper and sulfur
assays, using a riffle splitter or other suitable mechanical
4. Chemical Requirements
splitter. The unused portion of individual shipment (or lot)
samples whose copper and sulphur assays are within specifi-
4.1 The chemical requirements are shown in Table 1.
cation shall be combined by weight into two, three, or four lot
composites. Approximately 250 g of the composited material
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This specification is under the jurisdiction of ASTM Committee A01 on Steel,
shall be split out, using a riffle splitter or other suitable
Stainless Steel and Related Alloys and is the direct responsibility of Subcommittee
mechanical splitter and analyzed for nickel. This nickel ana
...

This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation:A 636–76 (Reapproved 2004) Designation: A 636 – 08
Standard Specification for
1
Nickel Oxide Sinter
This standard is issued under the fixed designation A 636; 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 Scope*
1.1 This specification covers one grade of nickel oxide sinter, designated as 75 used for alloying in iron and steel melting.
1.2The values stated in inch-pound units are to be regarded as the standard. The SI equivalents of inch-pound units may be
approximate.
2. Referenced Documents
2
2.1 ASTM Standards:
E29Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
E39Methods for Chemical Analysis of Nickel
3.Ordering Information
3.1Orders for materials under this specification shall include the following information:
3.1.1Name of material—nickel oxide sinter,
3.1.2ASTM designation and year of issue, and
3.1.3Grade.
3.2Although nickel oxide sinter may be ordered either by total net weight or contained weight, the customary basis for payment
is per pound of contained nickel.
4.Chemical Composition
4.1Nickel oxide sinter shall conform to the requirements as to chemical composition specified in A 1025 Specification for
Ferroalloys and Other Al-
loying Materials, General
Requirements
3. General Conditions for Delivery
3.1 Materials furnished to this specification shall conform to the requirements of Specification A 1025, including any
supplementary requirements that are indicated in the purchase order. Failure to comply with the general requirements of
Specification A 1025 constitutes nonconformance with this specification. In case of conflict between the requirements of this
specification and Specification A 1025, this specification shall prevail.
4. Chemical Requirements
4.1 The chemical requirements are shown in Table 1.
4.2The manufacturer shall furnish an analysis of each shipment showing the nickel content.
4.3The values shown for cobalt, copper, iron and sulfur are expected maximums. Upon request of purchaser, the manufacturer
shall furnish an analysis for any of these elements over a period of production mutually agreed upon by manufacturer and the
purchaser.
5. Size
5.1Nickel oxide sinter is available in containers packed to either 50 lb or 22.5 kg of nickel contained, larger uniform weight
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This specification is under the jurisdiction of ASTM Committee A01 on Steel, Stainless Steel,Steel and Related Alloys and is the direct responsibility of Subcommittee
A01.18 on Castings.
Current edition approved Oct.March 1, 2004.2008. Published October 2004.March 2008. Originally approved in 1970. Last previous edition approved in 20002004 as
A 636 - 76 (2000).(2004).
2
For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at [e-mail]. For Annual Book ofASTM Standards
volume information, refer to the standard’s Document Summary page on the ASTM website.
*A Summary of Changes section appears at the end of this standard.
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A 636–08
TABLE 1 Chemical Requirements
Composition, %
Element
Grade 75
Nickel, min 75.00
Cobalt, max 1.30
Copper, max 0.90
Iron, max 0.50
Sulfur, max 0.02
containers packed to either pound or kilogram weights or in bulk shipment using suitable rail, truck, or shipboard means of
conveyance.
6.Sampling for Chemical Analysis
6.1The material shall be sampled in accordance with procedures outlined below:
6.1.1The sample shall be taken by cutting across the entire stream at regular intervals during the time of movement of the mass
being sampled. The quantity to be taken at each interval and the number of such intervals shall be so proportioned that the total
quantity taken shall amount to not less than 0.40% of the total material being sampled.
6.2Sampling for Chemical Analysis
5.1 The material shall be sampled in accordance with procedures outlined below:
5.1.1 The sample shall be taken by cutting across the entire stream at regular intervals during the time of movement of the mass
being sampled. The quantity to be taken at each interval and the number of such intervals shall be so proportioned that the total
quantity taken shall amount to no
...