|
Molecular formula : MW : CAS :
nature : steel and other metal materials in the alternating stress, can withstand numerous weeks (107< 106 ~ / sup>) and the cycle of stress fracture that can not bear the greatest stress, often symbols σ Co-1 said.
Notice:Each item can have many explanations from different angels. If you want grasp the item comprehensively,please see below "more details data". |