GB/T 18984-2016
Seamless steel tubes for low-temperature-service piping

Standard No.

GB/T 18984-2016

Language

Chinese

Release Date

2016

Published By

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

Lastest

GB/T 18984-2016

Replace

GB/T 18984-2003

Scope

This standard specifies the classification, code, order content, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marks and quality certificates of seamless steel pipes for low-temperature pipelines. This standard is applicable to seamless steel pipes for -45°C to -196°C cryogenic pressure vessel pipes and cryogenic heat exchanger pipes.

GB/T 18984-2016 Referenced Document

• GB/T 1979 Standard diagrams for macrostructure and defect of structural steels
• 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 223.14 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 223.25 Methods for chemical analysis of iron, steel and alloy.The dimethylglyoxime gravimetric method for the determination of nickel content
• 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 223.59 Iron,steel and alloy.Determination of phosphorus content.Bismuth phosphomolybdate blue spectrophotometic method and antimony phosphomolybdate blue spectruophotometric method
• GB/T 223.63 Iron, steel and alloy—Determination of manganese content—Sodium (potassium) periodate spectrophotometric method*， 2022-07-11 Update
• 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 226 Test method for macrostructure and defect of steel by etching
• 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 241 Metal materials-Tube.Hydrostatic pressure test
• GB/T 242 Metal materials.Tube.Drift-expending test
• GB/T 244 Metallic material—Tube—Bend test method*， 2020-06-02 Update
• GB/T 246 Metallic materials—Tube—Flattening test*， 2017-07-12 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 18984-2016 history

• 2016 GB/T 18984-2016 Seamless steel tubes for low-temperature-service piping
• 2003 GB/T 18984-2003 Seamless steel tubes for low-temperature-service piping