GB/T 33954-2017 PDF in English
GB/T 33954-2017 (GB/T33954-2017, GBT 33954-2017, GBT33954-2017)
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Name of Chinese Standard | Status |
| GB/T 33954-2017 | English | 145 |
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Hot-rolled wire rod for quenched and tempered spring steel wires
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Standards related to (historical): GB/T 33954-2017
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GB/T 33954-2017: PDF in English (GBT 33954-2017) GB/T 33954-2017
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 77.140.60
H 44
Hot-rolled wire rod for quenched
and tempered spring steel wires
ISSUED ON. JULY 12, 2017
IMPLEMENTED ON. APRIL 1, 2018
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine;
Standardization Administration Committee.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Order content ... 6
4 Size, shape, weight and allowable deviation ... 6
5 Technical requirements ... 7
6 Test methods ... 10
7 Inspection rules ... 11
8 Packaging, marks, and quality certificate ... 11
Hot-rolled wire rod for quenched
and tempered spring steel wires
1 Scope
This Standard specifies the order content, size, shape, weight and allowable
deviation, technical requirements, test methods, inspection rules, packaging,
marks, and quality certificate of hot-rolled wire rod for quenched and tempered
spring steel wires.
This Standard is applicable to the hot-rolled wire rod for quenched and
tempered spring steel wires (hereinafter referred to as the wire rod).
2 Normative references
The following referenced documents are indispensable for the application of
this document. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any
amendments) applies.
GB/T 222, Permissible Tolerances for Chemical Composition of Steel
Products
GB/T 223.5, Methods for chemical analysis of iron, steel and alloy - The
reduced molybdosilicate spectrophotometric method for the determination of
acid-soluble silicon content
GB/T 223.11, Iron, Steel and Alloy - Determination of Chromium Content -
Visual Titration or Potentiometric Titration Method
GB/T 223.14, Methods for Chemical Analysis of Iron, Steel and Alloy - The
N-Benzoy-N-Phenylhydroxylamine Extraction Photometric Method for the
Determination of Vanadium Content
GB/T 223.19, Methods for chemical analysis of iron, steel and alloy - The
neocuproine-chloroform extraction photometric method for the determination
of copper content
GB/T 223.54, Methods for chemical analysis of iron, steel and alloy - The
flame atomic absorption spectrophotometric method for the determination of
nickel content
GB/T 223.60, Methods for chemical analysis of iron, steel and alloy - The
perchloric acid dehydration gravimetric method for the determination of
silicon content
GB/T 223.62, Methods for chemical analysis of iron, steel and alloy - The
butyl acetate extraction photometric method for the determination of
phosphorus content
GB/T 223.63, Methods for chemical analysis of iron, steel and alloy - The
sodium (potassium) periodate photometric method for the determination of
manganese content
GB/T 223.64, Iron, Steel and Alloy - Determination of Manganese Content -
Flame Atomic Absorption Spectrometric Method
GB/T 223.72, Iron, Steel and Alloy - Determination of Sulfur Content -
Gravimetric Method
GB/T 224, Determination of depth of decarburization of steel
GB/T 226, Classification and codes of basic personal information
GB/T 228.1, Metallic materials - Tensile testing - Method of test at ambient
temperature
GB/T 1979, STANDARD diagrams for macrostructure and defect of structural
steels
GB/T 2101, General requirements of acceptance, packaging, marking and
certification for section steel
GB/T 2975, Steel and Steel Products - Location and Preparation of Test
Pieces for Mechanical Testing
GB/T 4336, Carbon and low-alloy steel - Determination of multi-element
contents - Spark discharge atomic emission spectrometric method (routine
method)
GB/T 6394, Metal - Methods for estimating the average grain size
GB/T 8170, Rules of rounding off for numerical values & expression and
judgement of limiting values
GB/T 10561, Steel - Determination of Content of Nonmetallic Inclusions -
Micrographic Method Using Standards Diagrams
GB/T 11261, Steel and Iron-Determination of oxygen content - The pulse
heating inert gas fusion-infra-red absorption method
7 Inspection rules
7.1 Inspection and acceptance
The inspection and acceptance of the wire rod shall be performed by the quality
and technical supervision department of the supplier. When necessary, the
purchaser has the right to conduct inspection and acceptance in accordance
with the provisions of this Standard.
7.2 Batching rules
The wire rod shall be accepted in batches. Each batch shall consist of the wire
rod of the same furnace number, the same designation, the same specification.
7.3 Re-inspection
The re-inspection and determination rules of the wire rod shall be performed
according to GB/T 2101.
7.4 Numerical rounding
The inspection and inspection data of the wire rod shall be rounded off by
comparison method of rounding off values. The rounding off rules shall be in
accordance with GB/T 8170.
8 Packaging, marks, and quality certificate
8.1 The packaging, marks, and quality certificate of the wire rod shall comply
with GB/T 2101.
8.2 Negotiated with the supplier and the purchaser, and indicated in the
contract, it may also adopt other particular packaging, protective requirements.
......
Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.
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