welding-alloys.com 8 Product Welding process Standard diameters [mm] Classification/ standard Hardness (as welded) Hardness (work hardened) LOW ALLOY STEELS HARDFACE TLN -O 1.2 - 1.6 EN 14700: T Z Fe1 350 HV - WORK HARDENING MANGANESE STEELS HARDFACE 19 9 6 -O 1.2 - 1.6 EN 14700: T Fe10 180 HB 45 - 50 HRC -S 2.0 - 3.2 HARDFACE RAILMAGNET -S 3.2 EN 14700: T Z Fe10 180 HB 40 - 45 HRC TRI S RW -O 1.6 - 2.0 ISO 17633-A: T Z 19 9 Mn U NO 3 EN 14700: T Fe10 180 HB 45 - 50 HRC TRI S 370L -O 1.6 EN 14700: T Z Fe10 EN ISO 17633: T Z 27 10 Mn U NO 3 200 HB - HARDFACE APRAIL -O 1.2 - 1.6 EN 14700: T Fe9 210 HB 45 - 55 HRC ROBODUR M 13Mn -G 1.2 - 1.6 EN 14700: T Fe9 200 HB 44 - 48 HRC Gas shielded (-G) Open arc / self shielded (-O) Submerged arc (-S) Welding consumables for railway applications
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