Baoliang Zhang

19 Questions 40 Answers 0 Followers

Questions related from Baoliang Zhang

What is the capability of a wireless energy transfer?

Please provide Information on the capability of a wireless energy transfer including the distance, power, and list of methods available and possible methods in future

03 March 2014 4,618 2 View

Is there a barrier to produce a glass fibre reinforced epoxy (GRE) tank or a glass fibre reinforced plastic composite tank with a very large diameter?

Please provide any information on the maximum diameter of glass fibre reinforced epoxy (GRE) tank /glass fibre reinforced plastic composite tank available in the market. What is the technical...

03 March 2014 9,870 3 View

Could residues embedded in the substrate surface in grit-blasted specimens be examined by optical microscopy or any other method?

The residues embedded in the substrate surface in grit-blasted specimens can be examined by SEM ( http://www.sciencedirect.com/science/article/pii/S0301679X02000099 Hydrodynamic profiling and grit...

12 December 2013 7,752 2 View

Grit blast machine and materials with the highest wear resistant - can anyone help?

The wheels in grit blast machine work in a condition constantly on the impact of abrasive particle and the material will wear out very quickly. What is the best material can stand longer in this...

11 November 2013 3,856 4 View

Elements delay the absorption of hydrogen in steel (metal) at high temperatures above 750 C - any thoughts?

Hydrogen can be dissolved and diffused into steel/metal only when it is in atom form (H) and interact with steel surface is complicated. Some elements or impurities on steel/metal surface may...

11 November 2013 8,646 3 View

Prevent and remove of residual grits under angled blasting?

It have been reported that there could be up to 7-10% of residual grits on grit-blasted surface, the size of residual grits contamination area can be as big as 20 um. How to eliminate the...

10 October 2013 5,468 1 View

What is the relationship between colour of a material and its emissivity?

Because we will feel hotter if we are wearing black cloth than when we wear white cloth under the direct sunlight. But some people say this does not necessarily mean that there is a difference...

09 September 2013 881 4 View

The use of glass as a radiation shielding.

1. Use glass only. What kind of glass is most effective for radiation shielding? What is the influence of its chemical composition, microstructure on the effectiveness of the materials as a...

09 September 2013 2,603 5 View

Which equipment and method are most suitable to measure the air pressure in a furnace at temperature above 800°C?

I would like to measure the air pressure in our furnace at temperature above 800C. Any equipment and method are suitable? Thank you for advance for your advice I would like to measure the...

08 August 2013 2,018 5 View

Does anyone have a list of metals and metal oxides that do not react with hydrogen fluoride/hydrofluoric acid?

The Hydrogen fluoride/hydrofluoric acid reacts with many metals, usually forming hydrogen gas and a metal fluoride, for example: Mg + 2HF -> MgF2 + H2. It also reacts readily with most metal...

06 June 2013 2,767 3 View

The influence of sample size on the result of glass transition temperature of glass using Differential Scanning Calorimeter?

The sample size will certainly influence the test result. Larger samples will increase sensitivity but larger sample will decrease resolution. An example of influence sample size on indium Melt...

05 May 2013 2,727 7 View

The yield ration and elongation of low carbon steel and HSLA steel sheet

The yield ratios (ultimate tensile strength/yield strength) of our as received steel sheet are varying in a wide range ( from 1.0 t0 1.5) while the ultimate tensile strength and the elongation of...

05 May 2013 6,611 4 View

Maximum temperature the humidity sensor can work on?

I would like to know why humidity sensor cannot work above a certain temperature and what is the maximum temperature of different type humidity sensor?

05 May 2013 7,706 0 View

Laser diffraction particle size analysis. How to choose instrument and analysis method, which is less sensitive but still reliable?

It is very difficult to say which method is more suitable (for example, Fraunhofer model or Mie model.) and which instrument is more suitable (for example , Beclman Counter, LS 13 320 or...

04 April 2013 4,829 3 View

How to measure or model the radiation heat transfer of a glass powder coating on a steel substrate, during the heating up and soaking period of the enamelling process?

Please give me some advice on how to measure or model the radiation heat transfer of a glass powder coating on a steel substrate during the heating up and soaking period of the enamelling...

04 April 2013 3,911 8 View

Please give me some advice on the method to measurement interior temperature of glass powder coating on steel substrate during heating up and soak period of enamelling process

Material: 300 to 500 micro thickness (may be too thin to embed a thermo couple?) of glass powder coating on 2-6 mm thick steel plate Heating method, heating up on radiant heater furnace....

04 April 2013 6,727 1 View

On which condition, the surface temperature of steel sheet can be higher than its surrounding air temperature?

I have found that the surface temperature of steel sheet in the centre of our gas fired radiant tube continue furnace is higher than its surrounding air temperature. What is the reason for this? I...

04 April 2013 8,682 1 View

The surface temperature of a steel sheet in the center of our gas fired radiant tube continue furnace is higher than its surrounding air temperature.

I have found that the surface temperature of steel sheet in the centre of our gas fired radiant tube continue furnace is higher than its surrounding air temperature. What is the reason for this?...

04 April 2013 5,819 6 View

The level of internal hydrogen in HSLA steel?

There are many papers related to the hydrogen embrittlement in HSLA steel. However I have not found any information on the level of internal hydrogen (in ppm) in HSLA steel on the composition...

04 April 2013 1,587 3 View