GB/T 28296-2012 English PDF (GBT28296-2012)

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GB/T 28296-2012: Pig iron containing nickel
GB/T 28296-2012
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 77.100
H 42
Pig Iron Containing Nickel
ISSUED ON: MAY 11, 2012
IMPLEMENTED ON: FEBRUARY 1, 2013
Issued by: General Administration of Quality Supervision, Inspection and
Quarantine;
Standardization Administration of the People’s Republic of
China.
Table of Contents
Foreword ... 3 
1 Scope ... 4 
2 Normative References ... 4 
3 Technical Requirements ... 4 
4 Test Methods ... 6 
5 Inspection Rules ... 6 
6 Packaging, Storage, Transportation, Marking and Quality Certificate ... 7 
Appendix A (informative) Collection and Preparation of Specimens for Chemical
Analysis of Pig Iron Containing Nickel ... 8 
Pig Iron Containing Nickel
1 Scope
This Standard specifies the technical requirements, test methods, inspection rules, as
well as packaging, storage, transportation, marking and quality certificate of pig iron
containing nickel.
This Standard is applicable to pig iron containing nickel used as nickel element additive
in steelmaking, casting or alloy materials.
2 Normative References
The following documents are indispensable to the application of this document. In
terms of references with a specified date, only versions with a specified date are
applicable to this document. In terms of references without a specified date, the latest
version (including all the modifications) is applicable to this document.
GB/T 3650 The General Rules for Inspection, Packing, Storing, Transportation,
Marking and Certification of Ferroalloy
GB/T 13247 Methods for Sampling and Testing the Grain Size of Ferroalloys Products
GB/T 21931.1 Nickel, Ferronickel and Nickel Alloys - Determination of Carbon Content
- Infrared Absorption Method after Induction Furnace Combustion
GB/T 21931.2 Nickel, Ferronickel and Nickel Alloys - Determination of Sulfur Content
- Infrared Absorption Method after Induction Furnace Combustion
GB/T 21931.3 Nickel, Ferronickel and Nickel Alloys - Determination of Phosphorus
Content - Phosphovanoclonolybeate Molecular Absorption Spectrometric Method
GB/T 21933.1 Ferronickel - Determination of Nickel Content - The Dimethylglyoxime
Gravimetric Method
GB/T 21933.2 Ferronickel - Determination of Silicon Content - Gravimetric Method
3 Technical Requirements
3.1 Designation and Chemical Composition
3.1.1 In accordance with the nickel content, pig iron containing nickel is divided into
twelve designations. Each designation is divided into two grades in accordance with
its impurity content. The chemical composition of the product shall comply with the
The quality inspection and acceptance inspection of pig iron containing nickel shall
comply with the stipulations of GB/T 3650.
5.4 Sampling and Acceptance Inspection of Grain Size
The sampling and acceptance inspection of the grain size of pig iron containing nickel
shall comply with the stipulations of GB/T 13247.
6 Packaging, Storage, Transportation, Marking and
Quality Certificate
6.1 Packaging
The products are packed in bags or bulk, and the net weight of each bag is 1,000 kg.
If the demand-side has special requirements for packaging, the supply-side and the
demand-side shall have further negotiation.
6.2 Storage, Transportation, Marking and Quality Certificate
The storage, transportation, marking and quality certificate of the products shall comply
with the stipulations of GB/T 3650. If the demand-side has special requirements for
storage, transportation and marking, the stipulations of the contract shall be abided by.