Table of Contents

1 Scope
2 Normative references
3 Definition
4 Clarification of application conditions
5 Materials
6 Design
7 Welded-joint Design
8 Machining in general
9 Welding
10 Heat treatment
11 Test and inspection
12 Auxiliaries
13 Marking
Annex 1 (normative) Shells and heads of pressure vessels
Annex 2 (normative) Hole reinforcement of pressure vessel
Annex 3 (normative) Bolted flange of pressure vessel
Annex 4 (normative) Flat face flange using a whole surface
type non-metallic gasket
Annex 5 (normative) Metallic-surface contacting flanges
Annex 6 (normative) Reverse flange
Annex 7 (normative) Cover plate of pressure vessel
Annex 8 (normative) Stress analysis and fatigue analysis of
pressure vessels
Annex 9 (normative) Setting criteria of design-stress strength
Annex 10 (normative) Property and performance qualification
test method for material
Annex 11 (normative) Attachments and support structure
Annex 12 (normative) Machining of heat-treated high tensile
strength steel
Annex 13 (normative) Machining of stainless clad-steel
Annex 14 (normative) Postweld heat treatment
Annex 15 (normative) Impact-test rule
Annex 16 (normative) Mechanical test of weld joint of pressure
vessel
Annex 17 (normative) Pressure test and leakage test of pressure
vessel
Annex 18 (informative) Preheating

Abstract

Applicable to vessels whose design pressure is less than 100 MPa, whose design temperature is within the creep range, and that holds pressure exceeding the atmospheric pressure, or pressure vessels that experience external pressure.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	Japanese Standards Association
ProductNote	Supersedes JIS B8270. (10/2003)
Pages
ISBN
Supersedes	JIS B 8270:1993