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answer

The gauge for drops is thought to be a gauge whose reference surface is counterboring or the like, but it is a special correspondence.

(FAQID:259)

No : 259
发表 : 2025/03/07 00:00 改 性 : 2025/04/17 07:24
类别: Screws in general
answer
If it can be confirmed as new and within 3 years from the inspection date listed in the inspection report card, it can be issued without sending the actual product. If you need the latest date, please contact the OSG sales office via the trading company where you purchased the gauge .

The calibration certificate will i
No : 260
发表 : 2025/03/07 00:00 改 性 : 2025/04/17 07:24
类别: Screws in general
answer

gauge When can the inspection table web system be used from the time it is completed?

It can be confirmed from the completion of April 2011.

References: gauge Inspection Web System

If you do not answer the

No : 262
发表 : 2025/03/07 00:00 改 性 : 2025/04/17 07:24
类别: Screws in general
answer
What passes for work does not pass for inspection.
As long as the gauge is not worn, it should not be considered.

(FAQID:264)

No : 264
发表 : 2025/03/07 00:00 改 性 : 2025/04/17 07:24
类别: Screws in general
answer
The Fit Inspection Screw Plug gauge GF is a gauge used for new thread thread ring gauge GR.
For the threaded screw ring gauge GR, it is judged to pass by passing it without difficulty.

(FAQID:265)

No : 265
发表 : 2025/03/07 00:00 改 性 : 2025/04/17 07:24
类别: Usage
answer

There are also tolerances in the angle and pitch of the gauge , and there are minute differences on the front and back.


When the effective diameter of the external thread to be judged is close to each other (just about large), the difference may not interfere with it.

 

It

No : 269
发表 : 2025/03/07 00:00 改 性 : 2025/04/17 07:24
类别: Screws in general
answer
It is a precision measuring tool and guarantees the product, so it is not used to remove welding.
 
In particular, care must be taken when inspecting aluminum because it is easy to weld.
 
OSG offers a threaded gauge with DLC coating that is effective when inspecting aluminum as standard stock.
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No : 270
发表 : 2025/03/07 00:00 改 性 : 2025/04/17 07:24
类别: Screws in general
answer

If you want to convert the size and pitch of the unified thread standard to millimeters, please refer to the conversion table below.

You can check the number of UNC, UNF, and UNEF piles of unified threads, as well as UN standards.

References: Refer to the Unified Thread System Conversion Table.   <

No : 285
发表 : 2025/03/07 00:00 改 性 : 2025/04/17 07:24
类别: Screws in general
answer

BSF stands for F in BS (UK).

It corresponds to the fine line of W (thread angle 55°).

Please note that it cannot be shared with a unified thread angle of 60°.

Tap is available for special products.

(FAQID:288)

No : 288
发表 : 2025/03/07 00:00 改 性 : 2025/04/17 07:24
类别: Screws in general
answer

Pg screws are conduit screws in the German DIN standard, and the tool is compatible with special products.

▽ Thin steel conduit screws JIS C 8305
CTC Threads and Pg Threads

<
Screw symbol CTC Pg
standard JIS B 0204
No : 291
发表 : 2025/03/07 00:00 改 性 : 2025/04/17 07:24
类别: Screws in general

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