347 Stainless Steel Angle Bar Haosteel is professional manufacturer and supplier of 347 Stainless Steel Angle Bar. Quality guaranteed, On-time delivery, After-sales warranty.    Standard:  ASTM A276/A484/A582 Grade: 347 Delivery: Cold drawn Hot rolled Surface: Pickled,Black,Bright,Polishing,Grinded Thickness: 1mm-50mm Size 20*20mm-200*200mm Length:  as customer request Mill: Tisco, Jisco, Baosteel, etc. Delivery time: 15 days in common   Description: Type 347 is a stabilized austenitic stainless steel similar to type 304 with an addition of Columbium and Tantalum. The columbium serves to produce a stabilized type of stainless steel which is immune to chromium carbide precipitation.    Chemical composition: C Si Mn P S Cr Ni Others ≤ 0.08 ≤ 1.00 ≤ 2.00 ≤ 0.045 ≤ 0.03 17.0 - 19.0 9.0 - 12.0 Nb 10C~1.10   Physical Properties: Annealed: Ultimate Tensile Strength – 75 KSI min (515 MPA min) Yield Strength (0.2% Offset) – 30 KSI min (205 MPA min) Elongation – 40% min Hardness –Rb 92 max   Tempered Type 347 can be cold rolled various tempers. Contact Haosteel Technical Services for additional information.   Heat Treatment 347 is non hardenable by heat treatment. It can only be hardened by cold working.