s. Jin Kim

4 Questions 1 Answers 0 Followers

Questions related from s. Jin Kim

What is the oxygen diffusion coefficient in air at high temp.?

Under the following conditions, I want to know the oxygen diffusion coefficient in air (N2+O2) at 900 oC and 950 oC. 1) (N2: 85% + O2: 15%) & 900 oC 2) (N2: 85% + O2: 15%) & 950 oC 3)...

24 September 2023 9,426 1 View

How can I calculate ppm of CO2 gas based on flow rate ratio?

According to literature, the solubility of CO2 in water is approximately 1500 ppm. Maybe, this means that no matter how much flow rate of CO2 into the open chamber filled with water, the...

11 August 2021 4,885 4 View

CO2 gas purging into the water results in the decrease in dissolved oxygen?

Does the continuous CO2 gas purging into the water in the open chamber result in the decrease in dissolved oxygen in the water?ss

11 August 2021 9,388 3 View

Which combination (soft metal-soft metal vs. hard metal-hard metal) results in higher wear loss, measured by Pin-On-Disk test?

I want to know which combination results in higher wear loss. 1) Pin: Conventional carbon steel (280 hv), Disk: Conventiona carbon steel (280 hv) 2) Pin: Ultrastrong steel (320 hv), Disk:...

21 July 2021 6,496 7 View