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It refers to the introduction of ISO grades in 1973.

Conventional JIS standards were operated as Japan's own standards with classifications of first, second, and third grades, but in response to the trend of eliminating industrial barriers and deregulation due to internationalization, we have introduced an overseas grading system into JIS.

ISO threads, sometimes referred

No : 2115
Published : 2019/06/05 13:10 Modified : 2022/05/07 11:51
Category: Screws & others
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List of Thread Standards 

A list of the standard numbers and symbols of the main screws is available in our Hole Thread Machining Tool Product Catalog.

However, detailed dimensions for each individual screw call are not listed. Please limit the size and contact us each time.

Parallel screws

No : 881
Published : 2019/02/28 12:58 Modified : 2024/08/28 02:29
Category: Screws & others
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How to refer to JIS standards? I want to check the dimensions and tolerances of the specified screws.

In order to refer to JIS standards, it is common to refer mainly to the JIS Handbook. It can also be viewed at libraries.

Standards can be viewed via the Internet from the JISC " Japan Industrial Standards Committee website ".
(Please note that printing is

No : 276
Published : 2019/02/22 17:32 Modified : 2024/08/28 02:29
Category: Screws & others
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It is stipulated by JIS that the calibration of the plug gauge should be performed by measuring by the three-needle method.
 
In some cases, calibration is performed in-house by the user, but it is not easy because it needs to be done by a qualified technician in terms of equipment. Therefore, we recommend that you send it to a calibration company or gauge manufact
No : 258
Published : 2019/02/22 17:01 Modified : 2024/08/28 02:29
Category: Screws & others

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