... -25mm Standard:ASTM B163/423, Incoloy 825/Alloy 825/ UNS N08825 Nickel Alloy Seamless Pipe and TubeIncoloy 825 Chemical composition ... hardnessHB82555022030≤200 Quality Control:ISO 9001:2000 by Lloyd's,GOST,RTNPressure Equipment Directive 97/23/EC and AD 2000 ... 316L,316Ti, 317L, 309S/309H, 310S, 321/H, 347H ect.Duplex Material: S31803, S32205, S32750, S32760Special Material: 253MA,254SMO(S31254),17 ...