YB/T 4400-2014
Shaped seamless steel tubes for automobile framework (English Version)

Standard No.

YB/T 4400-2014

Language

Chinese, Available in English version

Release Date

2014

Published By

Professional Standard - Ferrous Metallurgy

Latest

YB/T 4400-2014

Scope

This standard specifies the classification, code, ordering content, size, shape, weight and allowable deviations, technical requirements, inspection and test methods, inspection rules, packaging, marking and quality certificates of special-shaped seamless steel pipes for automobile structures. This standard applies to special-shaped seamless steel pipes (hereinafter referred to as steel pipes) for automobile structures.

YB/T 4400-2014 Referenced Document

• GB/T 2102 Acceptance, packaging, marking and quality certification for steel tubular products*， 2022-10-14 Update
• 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 223.16 Methods for chemical analysis of iron,steel and alloy--The chromotropic acid photometric method for the determination of titanium 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 223.40 Iron, steel and alloy Determination of niobium content by the sulphochlorophenol S 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 223.67 Iron,steel and alloy.Determination of sulfur content.Methylene blue spectrophotometric method
• GB/T 223.68 Methods for chemical analysis of iron, steel and alloy. The potassium iodate titration method after combustion in the pipe furnace for the determination of sulfur content
• GB/T 223.69 Iron,steel and alloy.Determination of carbon contents.Gas-volumetric method after combustion in the pipe furnace
• GB/T 223.9 Iron,steel and alloy.Determination of aluminium content.Chrome azurol S photometric method
• 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 2975 Steel and steel products.Location and preparation of samples and test pieces for mechanical testing*， 2018-05-14 Update
• GB/T 4336 Determination of multi-element content in carbon steel and medium and low alloy steel Spark discharge atomic emission spectrometry (conventional method) Amendment No. 1
• GB/T 5777-2008 Ultrasonic testing method for seamless steel pipe
• GB/T 7735-2004 Steel tubes-The inspection method on eddy current test

YB/T 4400-2014 history

• 2014 YB/T 4400-2014 Shaped seamless steel tubes for automobile framework