A tube with a flange and a rounded edge; the former refers to the inner or outer sides of the end of the pipe, and the latter refers to a pipe that forms a bulge or recess in the circumferential direction of the tube;

Form two, stainless steel elbow, variable thickness stainless steel pipe, the length of the pipe along the wall thickness changes;

Form three, stainless steel elbow, bending pipe fittings, we contact more, that is, the straight pipe into different curvature radius of the elbow, such as elbow, bend, and so on;

Form four, stainless steel elbow, variable diameter pipe fittings, refers to the end of the pipe or a part of the pipe diameter decreases;

Form five, pipe with roll and back cover, increase the total strength of the end of the pipe to the outside or inside of the pipe, or to seal the end of the pipe;

Form six, the processing pipe section, the circular cross-section into square, oval, polygon