JB/T 2980-2025 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JB/T 2980-2025	RFQ	ASK	3 days	(Test method for high temperature thermal deformation of investment casting shell)	Valid
JB/T 2980.1-1999	179	Add to Cart	2 days	Test method for hot deformation of investment casting shell
JB 2980-1981	199	Add to Cart	2 days	(Test methods for thermal deformation temperature Investment Casting Shell)	Obsolete

Basic data

Standard ID: JB/T 2980-2025 (JB/T2980-2025)
Description (Translated English): (Test method for high temperature thermal deformation of investment casting shell)
Sector / Industry: Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard: J31
Classification of International Standard: 71.040.50
Date of Issue: 2025-05-09
Date of Implementation: 2025-11-01
Older Standard (superseded by this standard): JB/T 2980.1-1999
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the test principle for the high-temperature heat deformation of investment casting shells, specifies the test instruments and equipment and sample preparation, describes the test methods, and specifies the test data processing and test report. This document applies to the radial heat deformation value testing of investment casting shells from room temperature to 1600��.

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