439 Stainless steel black rod 439 steel is to reduce the content of C on the basis of ordinary ferrite material (430), while adding Ti and other stabilizing elements, so that the resistance to intergranular corrosion, formability and weldability of the steel are improved. Compared with 304 steel, although the elongation is lower (about 30%), but the strength, corrosion resistance is equivalent, and corrosion resistance is better than 200 series materials.

420J2 Stainless steel black rod has certain wear resistance and corrosion resistance, high hardness, its price is a lower class of stainless steel ball, suitable for the common requirements of stainless steel working environment. Suitable for all kinds of precision machinery, bearings, electrical, equipment, instruments, meters, transportation vehicles, household appliances, etc. It is mainly used to make parts that are resistant to atmospheric, water vapor, water and oxidizing acid corrosion

420J1 Stainless steel black rod features and scope of application: It has certain wear resistance and corrosion resistance, high hardness, its price is the lower class of stainless steel ball, suitable for the common requirements of stainless steel working environment. Suitable for all kinds of precision machinery, bearings, electrical, equipment, instruments, meters, transportation vehicles, household appliances, etc. It is mainly used to make parts that are resistant to atmospheric, water vapor, water and oxidizing acid corrosion.

410S Stainless steel black rod is a martensitic stainless steel. 410S(13Cr) has good corrosion resistance and machining performance, for general purpose steel, cutting tool steel. 410S is a kind of steel that improves the corrosion resistance and formability of 410 steel.

409L Stainless steel black rod ASTM standerd 2mm 3mm .409L stainless steel has excellent corrosion resistance, suitable for extending the life of the car and the lightweight of the car, and as a recyclable environmental protection material.

430 Stainless steel black rod, known as "stainless steel" in our stainless steel industry, has good corrosion resistance and excellent thermal conductivity than austenitic stainless steel.Stainless steel is mainly used for building decoration, fuel burner parts, household appliances, household appliances parts.

316Ti Stainless steel black rod is added to 316 steel to improve the resistance to intergranular corrosion. Applied to the resistance of sulfuric acid, phosphoric acid, acetic acid equipment. Applications include Marine applications and hydrogen fuel cells.

30409 Stainless steel black rod, carbon content increased to 0.10%, make austenite more stable, in the state of solid solution has good resistance to intergranular corrosion, plasticity, toughness, cold workability, has good bending pipe, welding process performance; Corrosion resistance, high lasting strength and structure stability, cold deformation ability is very good. haracteristics

304H Stainless steel black rod in the solid solution state has good intergranular corrosion resistance, plasticity, toughness, cold work ability, with good bending, welding process performance; Corrosion resistance, high lasting strength and microstructure stability, cold deformation ability is very good. Good corrosion resistance in oxidizing acid, atmosphere, water and other media. Suitable for the manufacture of deep drawing parts and acid transport pipes, containers, etc. 304H stainless steel plate service temperature up to 650 ° C, oxidation resistance temperature up to 850 ° C 304L type material due to low carbon content, has better weaving and welding characteristics.