Armpre Machinery Blog

NPT – American National Standard Taper Pipe Threads Size Chart NPT was the result of the standard that was set by William Sellers in America, as a result of meeting the compatibility problems of having too many fastening mechanisms. He set the standard for nuts, bolts and screws which resulted in the NPT. NPT, short […]

NPS – American National Standard Straight Pipe Threads size chart NPS, also known as National Pipe Straight, is a standard used for straight pipe threads that are widely used in the United States. These threads are known as straight threads as they are not tapered along the length. Unlike tapered threads, they have a constant […]

BSPT-British Standard Pipe Taper Thread size chart BSPT stands for British Standard Pipe Taper and is a type of threading standard that is commonly used in plumbing and pipe fightings in the UK and various other countries. The BSPT thread system is designed in a way to create a leak-tight seal during the connection of […]

BSPP-British Standard Pipe Parallel Thread size chart British Standard Pipe Parallel (BSPP) The BSPP, (British Standard Pipe Parallel thread is a screw thread standard that is used for the purpose of connecting pipes and fittings in plumbing systems. BSPP threads are significant due to the parallel threads, which means the diameter of the thread remains […]

ISO Metric Thread Size Chart ISO Metric Threads are the most commonly used type of screw thread that has general-purpose applications. The international standard ISO 68-1 is used to define the design principles of ISO general-purpose metric screw threads which are also known as M threads. 1. What is the ISO Metric Thread parameter? ISO […]

Top 10 CNC Pipe Cutting Machine Manufacturers CNC (Computer Numerical Control) Pipe cutting machines are automated tools that are designed in order to revolutionize the process of cutting pipes with much detailed accuracy, speed and versatility. CNC Pipe cutting machines are widely used across various industries, including manufacturing, construction, automotive, aerospace, and many more industries […]

UNIFIED SCREW THREADS (UNC/UNF/UNEF) Thread size chart UNIFIED SCREW THREADS (UNC/UNF/UNEF)The UTS (Unified Thread Standard) is a widely accepted definition for a standard thread form that comes along with allowances, tolerances and labels for screw threads that are most commonly used within the United States and Canada. Currently, the UTS is under the control of […]

UNF Thread size chart   UTS (Unified Thread Standard) is a standard used around the United States and Canada that is used as an identification standard for screws, bolts, and nuts. As there are a number of different types of threads, the UTS standard was developed in order to be used as a specific standard […]