... -welding Pipe fittings,Flanges,U tube,Coiled pipe,Forgings,Steel Bar/Rod 17-4PH is a precipitation hardening martensitic ... / Incoloy 926 etcDuplex/super duplex stainless steel :S31803/S32750/S32760/S32205Martensitic stainless steel:403,405,410,420,430,1Cr17Ni2 etcAustenitic ... MPa950 MPaElongation3%5%Hardness320 HV10370 HV 10 (32 HRC)(38 HRC) 17-4PH/17-7PH/S17400 stainless steel round bar/rod