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JB/T 86-2015Steel pipe blank flanges (English PDF)

钢制管法兰盖

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

October 10, 2015

Implementation date

March 1, 2016

Scope

JB/T 86-2015 is the English-translated version of 钢制管法兰盖.

JB/T 86-2015 is a recommended Chinese machinery industry standard for steel pipe blank flanges, which the text treats as the covers of a steel pipe flange. It fixes their types and their dimensions, the technical requirements and the marking.

The covers in its scope are those for nominal pressures from PN 2.5 to PN 160. Its subject matter is dimensional and typological: what the standard settles is which shapes and sizes of flange cover are standard, and how each one is designated.

It quotes JB/T 74 and JB/T 75. In the Chinese classification of standards the document is filed under J15, and in the international classification under 23.040.60.

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Document preview — JB/T 86-2015

National Standard of the People's Republic of China

ICS: 23.040.60
Replacing: JB/T 86.1-1994

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

Foreword
Scope
Normative references
About this standard
Related standards
Classification and status

1 Foreword

JB/T 86-2015 was issued by MIIT on 10 October 2015 and has been in force since 1 March 2016.

It is one of 3 parts of the JB/T 86 series.

2 Scope

This standard is a recommended Chinese machinery industry standard for steel pipe blank flanges, which the text treats as the covers of a steel pipe flange. It fixes their types and their dimensions, the technical requirements and the marking. The covers in its scope are those for nominal pressures from PN 2.5 to PN 160. Its subject matter is dimensional and typological: what the standard settles is which shapes and sizes of flange cover are standard, and how each one is designated. It quotes JB/T 74 and JB/T 75. In the Chinese classification of standards the document is filed under J15, and in the international classification under 23.040.60.

3 Normative references

JB/T 86-2015 cites the following standards, which apply in full or in part through the references made to them in its clauses.

JB/T 74

JB/T 75

4 About this standard

Issued by: MIIT

English translation: about 15 pages

5 Related standards

Other parts of this standard:

JB/T 86.1-1994 — Steel pipe flanges - Raised face steel pipe blind flanges

JB/T 86.2-1994 — Steel pipe flanges - Male and female face steel pipe blind flanges

6 Classification and status

International classification (ICS): 23.040.60

Prefix JB/T: recommended standard.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Normative references

Cited by

Similar standards

GB/T 4450-2008|JB/T 83-2015|JB/T 84-2015|JB/T 85-2015|GB/T 13403-2023|GB/T 43079.1-2023

Editions of JB/T 86

Edition	Title	Revision	Status
JB/T 86-2015	Steel pipe blank flanges	current edition	Current
JB/T 86.1-1994	Steel pipe blank flanges	previous edition	Superseded

This page sells the current edition, JB/T 86-2015. Earlier editions are listed for reference only.

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