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GB/T 12369-1990Basic tooth profile of straight and skew bevel gears (English PDF)

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Issued by

State Bureau of Technical Supervision

Level / Type

National · Recommended

Issue date

June 26, 1990

Implementation date

March 1, 1991

Scope

GB/T 12369-1990 (Basic tooth profile of straight and skew bevel gears) is available as an English-translated PDF.

GB/T 12369-1990 — This standard specifies the spur and helical bevel gear tooth profile of the basic shape and size characteristics. This standard applies to the large end to end surface modulus m �� 1mm in the following spur, helical bevel gear: .

A common and used heavy machinery spur and helical bevel gear. b. tooth height direction along the tooth line contraction headspace equal bevel gear pair. c.

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Document preview — GB/T 12369-1990

National Standard of the People's Republic of China

ICS: 21.2
Classification: J 17

Issued by: State Bureau of Technical Supervision

What this standard covers1
Document data2

What this standard covers

This standard specifies the spur and helical bevel gear tooth profile of the basic shape and size characteristics. This standard applies to the large end to end surface modulus m � 1mm in the following spur, helical bevel gear: . A common and used heavy machinery spur and helical bevel gear. b. tooth height direction along the tooth line contraction headspace equal bevel gear pair. c. processing methods for the production of tooth surfaces with planar generating method of cutting or grinding.

Document data

International classification (ICS): 21.2.

Chinese classification (CCS): J17.

Estimated length of the Chinese original: 4,463 words.

Adopted international standard: ISO 677-1976, NEQ.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 3 pages — is available in the English PDF.

Referenced standards

Cited by

GB/T 12371-2025Bevel gears - Information of the dimensional data to be given on the drawing

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