GB/T 24510-2017Nickel alloy steel plates for low temperature pressure vessels (English PDF)

1 Scope

This Standard specifies the ordering contents, size, shape, weight and permissible deviation, technical requirements, test methods, inspection rules, package, mark, quality certificate and transportation of nickel alloy steel plates for low temperature pressure vessels.

This Standard is applicable to the nickel alloy steel plates (hereinafter referred to as steel plate) with thickness no greater than 150mm for the liquefied gas storage and transportation device.

2 Normative References

The following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) are applicable to this document.

GB/T 222 Method for Determination of Permissible Tolerance of the Chemical

Composition of Steel Finished Product

GB/T 223.5 Steel and Iron - Determination of Acid-Soluble Silicon and Total Silicon

Content - Reduced Molybdosilicate Spectrophotometric Method

GB/T 223.12 Methods for Chemical Analysis of Iron, Steel and Alloy - The Sodium

Carbonate Separation-Diphenyl Carbazide Photometric Method for the

Determination of Chromium Content

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 232 Metallic Materials - Bend Test

GB/T 247 General rule of package mark and certification for steel plates (sheets) and strips

GB/T 709-2006 Dimension, Shape, Weight and Tolerances for Hot Rolled Sheets and Strip

GB/T 2975 Steel and Steel Products - Location and Preparation of Samples and

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 5313 Steel Plates with through-Thickness Characteristics

GB/T 6803 Test Method for Drop-Weight Test to Determine Nil-Ductility Transition

Temperature of Ferritic Steels

GB/T 8170 Rules of Rounding off for Numerical Values & Expression and

Judgement of Limiting Values

GB/T 13239 Metallic Materials - Tensile Testing At Low Temperatures

GB/T 17505 Steel and Steel Products General Technical Delivery Requirements

GB/T 20066 Steel and Iron-Sampling and Preparation of Samples for the

Determination of Chemical Composition

GB/T 20123 Steel and Iron - Determination of Total Carbon and Sulfur Content

Infrared Absorption Method after Combustion in an Induction Furnace (Routine

Method)

GB/T 20124 Steel and Iron - Determination of Nitrogen Content - Thermal

Conductimetric Method after Fusion in a Current of Inert Gas

GB/T 20125 Low-Alloy Steel - Determination of Multi-Element Contents -

Inductively Coupled Plasma Atomic Emission Spectrometric Method

NB/T 47013.3-2015 Nondestructive Testing of Pressure Equipment Part 3.

Ultrasonic Testing

3 Ordering Contents

The contract or ordering list purchasing products as per this Standard include the following contents.

no greater than half thickness tolerance of the steel plate; ensure the minimum thickness of the steel plate.

5.5.3 When the surface of the steel plate has defects, it is allowed to be removed by the grinding method; the grinding position shall be smooth; ensure the minimum thickness of the steel plate.

6 Test Methods

6.1 The test methods for chemical compositions of steel shall conform to the provisions of GB/T 223.5, GB/T 223.12, GB/T 223.14, GB/T 223.19, GB/T 223.23, GB/T 223.25,

GB/T 223.26, GB/T 223.62, GB/T 223.63, GB/T 223.64, GB/T 223.72, GB/T 223.78,

GB/T 223.79, GB/T 223.81, GB/T 223.84, GB/T 223.85, GB/T 223.86, GB/T 4336,

GB/T 20123, GB/T 20124, GB/T 2015.

1 Chemical composition (smelting analysis) 1/furnace GB/T 20066 See 6.1

2 Tensile test 1/batch GB/T 2975 GB/T 228.1

3 Bending test 1/batch GB/T 2975 GB/T 232

4 Impact test 3/batch GB/T 2975 GB/T 229

......