ObsoleteGo to latest versionHG/T 21623-1990

HGJ 519-1990Rigid PVC sight glasses (with diagram) (English PDF)

硬聚氯乙烯视镜（附图）

HGJ 519 | Evolution and historical versions

Std ID	Title	Status
HG/T 21623-1990	Rigid PVC endoscopic	Valid
HGJ 519-1990	Rigid PVC sight glasses (with diagram)	Obsolete

HGJ 519-1990 is obsolete. It has been replaced by HG/T 21623-1990. This page sells the obsolete edition, for projects and contracts that still cite it.

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Industry · Recommended

Scope

HGJ 519-1990 is the English-translated version of 硬聚氯乙烯视镜（附图）.

HGJ 519-1990 is the Chinese industry standard "Rigid PVC sight glasses (with diagram)". It is obsolete: it has been replaced by HG/T 21623-1990.

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Document preview — HGJ 519-1990

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1 Document data

Sector: Chemical Industry (industry standard).

Status: obsolete, replaced by HG/T 21623-1990.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

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