Standard No.:	JB/T 4730.4-2005
Chinese Name:	承压设备无损检测 第4部分 磁粉检测
English Name:	Nondestructive testing of pressure equipments?Part 4:Magnetic particle testing
Professional Classification:	H26 Metal nondestructive testing method
Professional Classification:	JB Professional Standard - Machinery
ICS Classification:	77.040.20 Non-destructive testing of metals
Issued by:
Issued on:	2005-07-26
Implemented on:	2005-11-01
Status:	ABOLISHED
Replace By:	NB/T47013.4-2015
Replace By Date:
Language:	English
File Format:	PDF
Word Count:	13500 words
Price(USD):	405 (USD)
Delivery:	via email in 1-3 business day

1 Scope

This part in JB/T 4730 specifies the magnetic particle testing methods and quality classification requirements of pressure equipments.
This part is applicable to the testing of the raw materials, spare parts and welded joint surfaces and near surface defects of those pressure equipments manufactured from ferromagnetic materials but is not applicable to the testing of the austenitic stainless steel and other non-ferromagnetic materials.
The support parts and structural member related to pressure equipments also may be carried out with magnetic particle testing by making reference to this part as required.

2 Normative References

The following normative documents contain provisions which, through reference in this part of JB/T 4730, constitute provisions of this part. For dated reference, subsequent amendments to, or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this part are encouraged to study whether the latest editions of these documents are applicable. For undated references, the latest edition of the normative document referred to applies.