... 1.Good quality and price for 10 year's experience 2.ISO9001, ISO14001, GB/T28001 Certifications 19MNCR18 stainless steel bar1 ... KP4, KP4M, HMD middle and advanced steels for mould industry.2. Specification:Major size of forging as below( mm)a. ... mechanical property,Macro-structure,Micro-structure,Metallographic structure, Endurance test,UT test, which can Provide Quality assurance. Sincerely hope to ...