HG/T 3179-2023 English PDF

US$479.00 · In stock
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HG/T 3179-2023: (Urea high-pressure equipment surfacing process assessment and welder skill assessment)
Status: Valid

HG/T 3179: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
HG/T 3179-2023	479	Add to Cart	4 days	(Urea high-pressure equipment surfacing process assessment and welder skill assessment)	Valid
HG/T 3179-2002	679	Add to Cart	3 days	Surfacing procedure qualification and welder performance qualification for high pressure urea equipment	Obsolete
HG/T 3179-1988	679	Add to Cart	5 days	(Urea high pressure equipment welding procedure qualification and welder skills assessment)	Obsolete

Similar standards

HG/T 20718   HG/T 20716   HG/T 20722   

Basic data

Standard ID: HG/T 3179-2023 (HG/T3179-2023)
Description (Translated English): (Urea high-pressure equipment surfacing process assessment and welder skill assessment)
Sector / Industry: Chemical Industry Standard (Recommended)
Word Count Estimation: 24,240
Date of Issue: 2023-12-20
Date of Implementation: 2024-07-01
Older Standard (superseded by this standard): HG/T 3179-2002
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the terms and definitions, evaluation requirements, test pieces and sample preparation for surfacing process qualification and welder skill evaluation of urea-grade corrosion-resistant ultra-low carbon chromium nickel molybdenum (Cr-Ni-Mo) austenitic stainless steel for urea high-pressure equipment. , Inspection, test methods and results evaluation, evaluation report. This standard is applicable to the tubesheet cladding process assessment and cladding welder skill assessment of high-pressure stripping towers, fully condensing reactors or high-pressure condensers, and high-pressure scrubbers in urea plants. When the head of the above equipment and the urea synthesis tower (including the high-pressure scrubber spherical pipe box) adopts a surfacing lining structure, the above assessment is also applicable to the surfacing welding of this component.

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