JB/T 7744-2011
Alloy powder used plasma arc overlaying welding for valve sealing surface (English Version)

Standard No.

JB/T 7744-2011

Language

Chinese, Available in English version

Release Date

2011

Published By

Professional Standard - Machinery

Latest

JB/T 7744-2011

Replace

JB/T 7744-1995

Scope

This standard specifies the classification, brand representation, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of alloy powder for plasma arc surfacing of valve sealing surfaces. This standard applies to alloy powder for plasma arc cladding of valve sealing surfaces such as carbon steel, alloy steel, stainless steel, etc.

JB/T 7744-2011 Referenced Document

• GB/T 1479 Metallic powders--Determination of apparent density--Part 1:Funnel method
• GB/T 1482 Metallic powders—Determination of flow rate—Calibrated funnel methods（Hall flowmeter）*， 2022-12-30 Update
• JB/T 3168.1 Alloy powder for welding.Technical condition
• JB/T 3168.2 Alloy powder for welding.Determination of hardness and partcle size
• JB/T 3168.3 Alloy powder for welding.Chemical analysis methods

JB/T 7744-2011 history

• 2011 JB/T 7744-2011 Alloy powder used plasma arc overlaying welding for valve sealing surface
• 1995 JB/T 7744-1995 Alloy powder for plasma arc surfacing welding of valve sealing surface