JB/T 6438-1992 in English

SUPERSEDED

Plasma arc surfacing welding for sealing surface of valves Technical requirements

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Standard No:	JB/T 6438-1992
Document status:	SUPERSEDED
Superseded by:	JB/T 6438-2011 Technical requirements for plasma arc overlaying welding for valve sealing surface
Superseded on:	2011-08-01
Title in English:	Plasma arc surfacing welding for sealing surface of valves Technical requirements
Title in Chinese:
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Professional Classification:	JB-Machinery
Related Keywords:	plasma surfacing plasma arc technical requirements scopethis standard surfacing petrochemical valves
Related Topics:	the cover Plasma plasma sheath prs plasma surface plasmon technology plasma technology plasma technology isothermal plasma plasma peak plasma peak Ionic Hydrazine Technology Sealing surface condolence plasma arc dual plasma ion pair technology GB/T 6438-1992 Ionized water technology Ion sample preparation requirements plasma i GBT6438-1992 Plasma power technology Electronic water valve technology Three-way valve technology

本标准规定了阀门密封面等离子堆焊对焊工、堆焊材料、常用基体材料、堆焊工艺、质量检验、缺陷修复等方面的要求。本标准适用于碳钢、合金钢、不锈钢等通用、电站、石油化工阀门密封面等离子弧堆焊钴基、镍基、铁基合金粉末材料的制造与检验。

Scope

This standard specifies the requirements for plasma surfacing of valve sealing surfaces on welders, surfacing materials, commonly used base materials, surfacing processes, quality inspection, defect repair, etc. This standard is applicable to the manufacturing and inspection of plasma arc surfacing drill-based, nickel-based, and iron-based alloy powder materials for sealing surfaces of carbon steel, alloy steel, stainless steel, power station, and petrochemical valves. Manufacturing and Inspection.

More samples: JJG 21-2008 JGJ 94-2008 GB 50021-2001(2009)

Sample only — not a preview of JB/T 6438-1992

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