How to distinguish pipe cap and head

How to distinguish pipe cap and head  

 Introduction of cap and head by cap manufacturer:  When it comes to head you might think of a word, it is official cap, what is the difference between head and officer hat, I take you know about the head and cap, head is a kind of size for boiler pressure parts, and the general morale in the ends of the use of pressure vessel, and at the end of the pipe used so there are a lot of customers are called plug, which is on the tube plugging,  There are many forms of use, pipe cap is also known as head, plug, cover, etc., it is welded in the pipe end or installed in the pipe end on the outer thread to cover the pipe pipe fittings, used to close the pipeline.  

 The headgear and the official headgear look very similar, but the official headgear and the official headgear are very different, the difference between the two mainly lies in the inner diameter and the scope of use.  As mentioned before, the pipe cap is just the plug of the pipe. If DN exceeds 300, the head should be replaced. If pressure is applied, the strength should be checked.  The head is all 1 meter inside diameter, which means the inside diameter of the pipe cap has no requirement for the transition section.  Although the shape of the head and the official cap is almost the same, the use of stainless steel head is also more, in our words, the difference between the head and the official cap is that the head has no neck, the official cap has a neck, but the size of the cap is relatively small, so it can be forged;  The size of the head is relatively large and is generally pressed with steel plates. The pipe cap is generally used for the end of the pipe, and the head is used for the upper and lower parts of the container equipment or the left and right ends.  The above is the company for customers to briefly introduce how to divide the cap and head, what is the difference between the cap and the head.  Pipe cap manufacturers welcome new and old users to consult.