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JB/T 12645-2016Permanent moulds for metal casting - Technical requirements (English PDF)

金属型铸造模技术条件

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

January 15, 2016

Implementation date

June 1, 2016

Scope

JB/T 12645-2016 is the English-translated version of 金属型铸造模技术条件.

JB/T 12645-2016 is a recommended Chinese machinery industry standard giving the technical requirements for permanent moulds used in metal casting. Among the standards it quotes are GB/T 825, GB/T 1184-1996, GB/T 1348, GB/T 1804-2000, GB/T 3098.1-2010, GB/T 9439 and GB/T 11352.

It sits in the Chinese classification under J46, and the Ministry of Industry and Information Technology issued it.

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Document preview — JB/T 12645-2016

National Standard of the People's Republic of China

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

1 Scope
2 Normative references
3 Requirements
3.1 Structural requirements
3.2 Requirements on the parts
3.3 Assembly requirements
4 Acceptance
5 Marking, packaging, transport and storage
Figure 1 Structure of the permanent mould for low pressure casting
Figure 2 Structure of the permanent mould for gravity casting with upward and downward mould opening
Figure 3 Structure of the permanent mould for gravity casting with leftward and rightward mould opening
Figure 4 Structure of the permanent mould for gravity casting with horizontal mould opening
Table 1 Recommended materials and heat treatment hardness of the main parts of the mould
Table 2 Limit deviations of the unspecified tolerance dimensions of the forming arcs of the mould
Table 3 Limit deviations of the unspecified angles and tapers of the forming parts of the mould
Table 4 Parallelism tolerance of the parting surface of the mould to the mounting plane of the mould

Document data

Chinese classification (CCS): J46.

Estimated length of the Chinese original: 9,914 words.

Standards quoted by this document

GB/T 825; GB/T 1184-1996; GB/T 1348; GB/T 1804-2000; GB/T 3098.1-2010; GB/T 9439; GB/T 11352

3 Requirements

4 Acceptance

5 Marking, packaging, transport and storage

......
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

Similar standards

JB/T 13869-2020|JB/T 13621-2018|JB/T 13119-2017|GB/T 34565.1-2017|GB/T 47236-2026|GB/T 43365-2023

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