Standard No.:	GB/T 18984-2003
English Name:	Seamless steel tubes for low-temperature-service piping
Chinese Name:	低温管道用无缝钢管
Chinese Classification:	H48    Steel tube and cast iron pipe
Professional Classification:	GB    National Standard
ICS Classification:	77.140.75 77.140.75    Steel pipes and tubes for specific use 77.140.75
Issued by:	AQSIQ
Issued on:	2003-03-03
Implemented on:	2003-8-1
Status:	superseded
Superseded by:	GB/T 18984-2016 Seamless steel tubes for low-temperature-service piping
Superseded on:	2017-9-1
Language:	English
File Format:	PDF
Word Count:	4000 words
Price(USD):	100.0
Delivery:	via email in 1 business day

This standard specifies the classification, code, dimension, appearance, weight, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of the seamless steel tubes for low-temperature-service piping. This standard is applicable to the seamless steel tubes for level -45℃ ~level -100 low temperature pressure vessel and low temperature heat exchanger piping.

1 Scope 1 2 Normative References 1 3 Classification and Codes 2 4 Ordering Information 3 5 Size, Appearance and Weight 3 6 Technical Requirements 4 7 Test Methods 8 8 Inspection Rules 9 9 Packaging, Marking and Quality Certificate 9 Appendix A (Normative) Sampling Provisions for Tensile Test of Steel Tubes 10

* GB/T 222-1984
* GB/T 223.5-2008 Steel and Iron - Determination of Acid-soluble Silicon and Total Silicon Content - Reduced Molybdosilicate Spectrophotometric Method
* GB/T 223.10-1991
* GB/T 223.14-2000 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 223.16-1991 Methods for Chemical Analysis of Iron, Steel and Alloy - The Chromotropic Acid Photometric Method for the Determination of Titaninm Content
* GB/T 223.25-1994 Methods for chemical analysis of iron, steel and alloy.The dimethylglyoxime gravimetric method for the determination of nickel content
* GB/T 223.26-2008 Iron, Steel and Alloy - Determination of Molybdenum Content - The Thiocyanate Spectrophotometric Method
* GB/T 223.27-1994 Methods for chemical analysis of iron,steel and alloy The thiocyanate-butyl acetate extraction spectrophotometric method for the determination of molybdenum content
* GB/T 223.39-1994
* GB/T 223.59-2008 Iron, Steel and Alloy - Determination of Phosphorus Content - Bismuth Phosphomolybdate Blue Spectrophotometric Method and Antimony Phosphomolybdate Blue Spectrophotometric Method
* GB/T 223.63-1998
* GB/T 223.68-1997 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 223.69-2008 Iron, Steel and Alloy-Determination of Carbon Contents- Gas-volumetric Method after Combustion in the Pipe Furnace
* GB/T 226-1991
* GB/T 228-2002 Metallic Materials – Tensile Testing at Ambient Temperature
* GB/T 229-2007 Metallic Materials - Charpy Pendulum Impact Test Method
* GB/T 241-2007 Metal materials—Tube—Hydrostatic pressure test
* GB/T 242-2007 Metal materials – Tube – Drift-expending test
* GB/T 244-2008 Metallic materials - Tube - Bend test
* GB/T 246-2007 Metal materials – Tube - Flattening test
* GB/T 1979-2001 STANDARD diagrams for macrostructure and defect of structural steels
* GB/T 2102-2006 Acceptance packing marking and quality certification of steel pipe
* GB/T 4336-2002 Standard Test Method for Spark Discharge Atomic Emission Spectrometric Analysis of Carbon and Low-Alloy Steel (Routine Method)
* GB/T 5777-1996
* GB/T 7735-2004 Steel tubes - The inspection Method On Eddy Current Test
* GB/T 10561-1989 Steel-Determination of content of non-metallic inclusion-Micrographic method using standard diagrams
* GB/T 12606-1999 Steel Tubes - The Testing Method of Magnetic Flux Leakage
* GB/T 17395-1998
* GB/T 17505-1998