thus怎么理解? However for several other materials, e.g. SA-403 fittings welded without filler material ,SA-333 welded pipes and SA-334 welded tubes, the stresses tabulated in ASME II-D do not include the weld joint efficiency of 0,85 thus representing the allowable longitudinal tensile stresses. 查看更多5个回答 . 3人已关注