304 Stainless Steel
304 stainless steel is probably the most common and widely accepted material type for most needle applications. It is an economical choice that offers an array of surface finishes for OD and ID. Different hardness and tensile ranges can be offered. For certain applications platinum or gold plating may be added to the outside surface of 304 stainless. Coatings such as silicone or PTFE may be added to improve insertion force or for other uses. Echogenic properties may be added to the needle tip area to improve visibility when product is viewed with ultrasound equipment
