Strength of The connect bolts of G/E exhausting extension tube to boiler only 4.8, please confirm with maker the bolts & nuts grade.
DESIGN REPLY:As now condition, we are confirming with maker and the reply will be submit later
(G/E)发电机排气延长管与锅炉连接螺栓仅4.8级,请与厂家确认螺栓螺母等级。
设计回复:根据目前情况,我们正在和厂家确认,稍后会回复
想问下,这个螺栓等级怎么区分?根据管子的压力吗?