Download a pdf version of this data sheet for printing and future reference. (right click and select save to disk) Hollow Bar Interlloy Grade Nearest Related Specification Typical Composition (%) & Properties Description & Applications  C Si Mn Ni Cr Other 20MnV6 w.nr 1.5217 20mNv6 w.nr 1.8905 StE460 BS4360 - 1972 GR55 UNS K12202 0.20 0.30 1.45     0.105 V Micro alloyed giving higher yield and tensile strength. Excellent machinability and weldability can be carburized or nitrided. 4140 ASTM - A519 - 1994/96 4140 SAE/AISI 4140 UNS G41400 W.NR 1.7225 42CrMo4 AFNOR 42CD4 0.41 0.30 0.85   1.00 0.20 Mo Medium hardenability, high tensile steel generally supplied H & T to 850 - 1100 Mpa. Good machinability. Can be flame or inducion hardened or nitrided. 316L ASTM - A511 1996 316L SAE 30316L AISI 316L UNS S31603 W.NR 1.4404 X2CrNiMo17132 0.03     12.00 17.00 2.25 Mo Low carbon stainless steel with good resistance to a wide range of chemicals, marine and industrial atmospheres. Good machinability and weldability. Interlloy believes the information provided is accurate and reliable. However no warranty of accuracy, completeness or reliability is given, nor will any responsibility be taken for errors or omissions.