DUROARC 27 girl tradie valves and related surfaces Threading valves and related surfaces Torque accuracy of + 3% clockwise in the upper 80% range of maximum torque Superior electrode for extremely tough buildup and under base for hard surfacing A buildup electrode in the machinable range of hardness providing wear resistance that is far superior to low and medium carbon steel and low alloy steelsDeposits are extremely tough and have a high resistance to impact and deformation and are not subject to spalling or rollover In addition deposits are dense crackfree and porosityfreeHigh compressive strength makes it a good buildup material as well as a good underlay for hardfacing overlayDeposits are machinable and forgeable Can be flame cutSPECIFICATIONSWeld Deposit PropertiesHardness3338 Rc