Pipe threads used in hydraulic circuits can be divided into two types: a) Jointing threads â are pipe threads for joints made pressure tight by sealing on the threads and are taper external and parallel or taper internal threads. The sealing effect is improved by using a jointing compound.
You can renew by mail using Form DS-82 if your most recent passport: 1  Is submitted with your application. 2  Is undamaged (other than normal wear and tear) 3  Was issued when you were age 16 or older.  Was issued within the last 15 years.
General Passport Renewal Questions and Answers: How to renew my expired passport? Renewing your expired passport book is simple. If your passport book is undamaged, you need to submit DS-82 Application Form for Passport Renewal. It is important to know that you cannot renew a childâs passport as children need to always apply for a new passport using the DS-11 Application Form for New Passport.