TY - JOUR T1 - Metallographic and OIM study of weld cracking in GTA weld build-up of polycrystalline, directionally solidified and single crystal Ni based superalloys JO - Science and Technology of Welding and Joining PY - 2009/02/01 AU - Sidhu RK AU - Ojo OA AU - Richards NL AU - Chaturvedi MC ED - DO - DOI: 10.1179/136217108X370290 VL - 14 IS - 2 SP - 125 EP - 131 Y2 - 2025/06/09 ER -