1. Blacklist management, appointment function, enhanced identity management for visitors;
2. Distribute access control cards and print receipts (printing format can be customized);
3, set the door details, including permissions, coercion code, super password settings;
4, document scanning and identification, automatic entry of visitor information;
5, automatic telephone dialing, client prompts, eliminating the need to check the extension time;
6, real-time camera function, save visitors' real-time information;
7. The guard's surveillance function prevents other people from replacing visitors;
8, query and statistics functions;
9. Visitors can enter the door only through temporary cards or slips;
10, set the time information, normally open normally closed, holidays, etc.;
11, data backup and restore.
Tubing and casing pup joints are machined according to the latest version of API SPEC 5CT. The steel grade includes J55,K55,N80-1,N80Q,L80-1,P110,etc. There are two types of thread widely used in tubing pup joint namely Non-upset thread(NU), External- upset thread(EU);
Casing and couplings thread types: Long-round thread(LC), Short-round thread(SC), buttress thread(BC).
Our testing and inspection method system is complete, using a whole set of thread instrument to inspect taper, pitch, tooth, height, tooth type,etc. The products have passed the identification of china petroleum pipeline. Quality supervision ,inspection and testing center and gained the unanimous praise from the customers.
Api 5Ct Tubing Pup Joint,Pup Joint Coupling,Perforated Pup Joint,Casing Tubing Pup
Henan Dongfanglong Machine Manufacture Co., Ltd , https://www.eastlongmachine.com