Trapezoidal thread ring gauges and plug gauges with thread angle 30°
Tolerance class: Internal thread 6H, 7H, 8H; External thread: 6e, 7e, 8c
6H, 6e for Fine tolerance quality; 7H, 7e for medium tolerance quality;
8H, 8c for Coarse tolerance quality
Standard class of fit: Plug gage 7H & ring gauge 7e
Trapezoidal thread is mainly used for transmission (feed and lift) and position adjustment device, it is widely used in the machinery industry. This threads also can be used in fastening-connection. Trapezoidal thread is not suited to precision transmission thread which has high requirements on transmission accuracy.
All these Trapezoidal (Tr) thread gages are produced according to standard: DIN 103
What is the gauge of a thread?
A standard thread gauge is a device used to measure the pitch, form, and threads’ depth. The indicator is also often applied to bolt holes to analyse the size of the hole. It will typically be an inexpensive tool used in the industry that will allow you to distinguish between different threads.
What is the function of thread gauge?
A thread gauge, also known as a screw gauge or pitch gauge, is used to measure the pitch or lead of a screw thread.
What is a metric thread gauge?
Metric thread gauges are used to identify size and thread pitch of nuts, bolts and screws. Metric Sizing. Solid steel thread checker on wire lanyard. Offers knobs and slots with permanent, easy to read size markings that won’t peel off. Chemical resistant (tested and approved!)
What are thread gauges made of?
All thread gauges are manufactured with gage blanks per ASME/ANSI B47. 1. Thread Check Inc., uses tool steel which is oil –hardened, drawn, stabilized and redrawn to Rockwell C60-62. This material provides greater wear resistance, excellent anti-friction properties and rigid stability to distortion.
What is an external thread gauge?
A thread gauge is a tool used to measure the pitch or lead of a screw head. They are designed to determine the gradient for external and internal threads. Thread gauges are useful for checking tool angle while cutting threads in metal turning lathes.
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