试样类型:S355钢
试样尺寸:ϕ5*25
实验要求:
1.升温按照国标测试;
2.降温按照如下方式分别测试:
1500℃ → 1min → 950℃→ 2min → 900℃ → 45min → 450℃ → 标准;
3.实验中请采用氩气保护。
Specimen type: S355 steel
Specimen size: ϕ5*25
Experimental requirements:
1. temperature rise please test in accordance with the national standard;
2. Please test the cooling temperature in accordance with the following way respectively:
1500℃ → 1min → 950℃ → 2min → 900℃ → 45min → 450℃ → Standard temperature;
3. Please use argon gas protection in the experiment.