Astec Tubes is a leading producer, supplier, and importer of industrial products. We even manufacture the household stainless steel with the best quality of the raw material. We even design the customized form of the product as per the customer instruction and dimension. Our all products are genuine and trusted and we perform the proper tests and examination before the delivery of the products to the customers. Alloy Steel F12 Instrumentation Valves is made with various types of chemical compositions such as Carbon, manganese, silicon, phosphorus, sulfur, chromium, and molybdenum. These valves are also made with the various types of specifications such as dimensions, thickness, shape, size, condition, tolerance, grade, standard, forms, types, finishing, surface, and application of the valves.