JB/T 6721.2-2007Internal combustion engines. Connecting-rods. Part 2: Magnetic particle inspection (English PDF)
内燃机 连杆 第2部分：磁粉探伤
JB/T 6721.2 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| JB/T 6721-2025 | Internal combustion engine - Connecting rod - Magnetic particle detection | Valid |
| JB/T 6721.2-2007 | Internal combustion engines. Connecting-rods. Part 2: Magnetic particle inspection | Obsolete |
JB/T 6721.2-2007 is obsolete. It has been replaced by JB/T 6721-2025. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
National Development and Reform Commission
Level / Type
Industry · Recommended
Issue date
August 28, 2007
Implementation date
February 1, 2008
Scope
JB/T 6721.2-2007 is the English-translated version of 内燃机 连杆 第2部分：磁粉探伤.
JB/T 6721.2-2007 is the Chinese industry standard "Internal combustion engines. Connecting-rods. Part 2: Magnetic particle inspection". It was issued on August 28, 2007 by the National Development and Reform Commission, and took effect on February 1, 2008. It is obsolete: it has been replaced by JB/T 6721-2025.
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Document preview — JB/T 6721.2-2007
National Standard of the People's Republic of China
Issued by: National Development and Reform Commission
Contents
- Document data
1 Document data
Sector: Machinery (industry standard).
Issuing body: National Development and Reform Commission.
Date of issue: 2007-08-28.
Date of implementation: 2008-02-01.
Status: obsolete, replaced by JB/T 6721-2025.
......
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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