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The angle of the tooth is 55 degrees. The internal and external threads are cylindrical pipe threads, belonging to the Whitworth thread family. After fitting, they are not sealed. They only play a joint role in the pipeline. The seal ring can be used for the low pressure pipeline under static load. Both the crest and the bottom of the tooth are rounded



1. Metric thread gauge from M0.9×0.225 ,accuracy 6H, 5H, 6G; 6g, 6h, left tooth multi-head teeth before plating gauge +0.03 pre-plating ring gauge -0.03
2. US-made unified thread gauges from No.0 – 80UNF ,accuracy 2B, 3B, 2A, 3A (UNC, UNF, UNE, UN, UNS, etc.);
The US system has another NPT, NPTF, NPSM, ACME, STUB ACME, BUTT, etc.
3.Inch gauges from 1/8 – 40BSW from BSW, BSF;
Inch with G, RC/R, PT, BA
4.Threaded sheath (wire threaded) plug gauge ST (aviation standard)
Thread ring gauge wear gauge TS, ZS
5.Oil Pipe Series Gauge API
6.Other gauges: Pg, V1, V2, SM
7.Thread positioning gauge (thread vertical gauge, thread gauge): metric, US
8.Glossy ring gauge The ring gauge for inspection is available from Ф2 ~ Ф150 commonly used integers
9.Glossy plug gauges are always stocked with integer H7 and can be customized.




Shenzhen Hosun Precision Co.,Ltd, localed in shenzhen city ,China mainland, joined Alibaba in 2018 to develop international trade
Dedicated to mainly produce high precision mold hardware parts and measuring tools , welcome customized non-standard products from your request


Each thread gauge has itself plastic box and then we will use a buggle box pack , last put into carton , when you received the parcel , you will satisfied
Delivery :
Standard sizes are in stock , the leadtime is about 1to 3 workdays
Non-standard sizes need to produce , usually it will take 20 to 30 workdays
We will use the below express to send , so that you can get it soon

In our company , you all will have a feeling " customer is god "
No matter pre-sale or after sales , We all try our best to offer the great service
Great service is our mission :
Sincere Communication
Enthusiasm
Patience
Dedication
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