Butt welding they all are named with their particular shape. The joint also known as a square groove weld has many different forms in order to connect pieces of metal together and are all capable of bearing loads. There are many different types of joints such as lap joints, tee joints, butt joints, and also corner joints. Lap joints are two pieces that are end-over-end and welded together whereas butt welds are put end to end and connected that way. Butt welds are connected to each other with the thickness of the parent metal. There are many different kinds of butt welds
Mitre including abbots. It substituted for the helm of military arms, but also appeared as a crest placed atop a helmet, as was common in German heraldry. In the Anglican Churches, the mitre is still placed above the arms of bishops instead of the ecclesiastical hat. In the Roman Catholic Church, the use of the mitre above the shield on the personal arms of clergy was suppressed in 1969, and is now found only on some corporate arms, like those of dioceses. Previously, the mitre was often included under the hat, and even in the arms of a cardinal, the mitre