GB/T 31944-2015
Corrosion resistant steel plates for cargo oil tanks (English Version)

Standard No.

GB/T 31944-2015

Language

Chinese, Available in English version

Release Date

2015

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 31944-2015

Scope

This standard specifies the designation method, order content, size, shape, weight and allowable deviation, technical requirements, inspection and test, packaging, marking and quality certificate of corrosion-resistant steel plates for cargo oil tanks of crude oil tankers. This standard applies to the manufacture of corrosion-resistant steel plates (hereinafter referred to as steel plates) with a thickness not greater than 50 mm for the upper deck and inner bottom plate areas of cargo oil tanks of crude oil tankers. Section steel can refer to this standard.

GB/T 31944-2015 Referenced Document

• GB/T 222 Permissible tolerances for chemical composition of steel products
• 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 223.23 Iron,,steel and alloy.Determination of nickel content.The dimethylglyoxime spectrophotometric method
• GB/T 223.26 Iron,steel and alloy.Determination of molybdenum content.The thiocyanate spectrophotometric method
• GB/T 223.5 Steel and iron.Determination of acid-soluble silicon and total silicon content.Reduced molybdosilicate spectrophotometric method
• 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 Iron, steel and alloy—Determination of manganese content—Sodium (potassium) periodate spectrophotometric method*， 2022-07-11 Update
• 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 223.78 Methods for chemical analysis of iron,steel and alloy-Curcumin spectrophotometric method for the determination of boron content
• GB/T 223.79 Iron and steel-Determination of multi-element contents-X-ray fluorescence spectrometry (Routine method)
• GB/T 223.81 Iron,steel and alloy-Determination of total aluminum and total aluminum and total boron contents-Microwave digestion-inductively coupled plasma mass spectrometric method
• GB/T 223.84 Steel and iron.Determination of titanium content.Diantipyrylmethane spectrophotometric method
• GB/T 223.85 Steel and iron.Determination of sulfur content.Infrared absorption method after combustion in an induction furnace
• GB/T 223.86 Steel and iron.Determination of total carbon content.Infrared absorption method after combustion in an induction furnace
• GB/T 228.1 Metallic materials—Tensile testing—Part 1: Method of test at room temperature*， 2021-12-31 Update
• GB/T 229 Metallic materials—Charpy pendulum impact test method*， 2020-09-29 Update
• GB/T 247 General rule of package,mark and certification for steel plates(sheets)and strips
• GB/T 29.1 Hexagon bolts with slot on head
• GB/T 29.2 Hexagon bolts with cross recess on head
• GB/T 2970 Method for ultrasonic testing of thicker steel plates*， 2016-02-24 Update
• GB/T 709 "Dimension,shape,weight and tolerance for hot rolled steel strip,plate and sheet"*， 2019-03-25 Update

GB/T 31944-2015 history

• 2015 GB/T 31944-2015 Corrosion resistant steel plates for cargo oil tanks