PROBLEM TO BE SOLVED: To provide a consecutive continuous casting method with which, using a connection member having a partition plate and a cooling material, a molten steel part in the initial stage of casting in the post-charge contaminated with the residue and air oxidation or the like in...
How to identify and learn about antique lamps?Q. I recently decided to clean up an old lamp that was my grandmother's. I thought it was brass, but it seems to be copper under a brass finish. Was there a time when that was a thing? Should I be using something other than Brasso to...
The steel used on these coins was fairly low grade, infused with carbon, and topped with zinc to add a touch of luxury. The zinc was meant to aid the coin’s rust resistance since iron is so susceptible to oxidation and corrosion (aka rust). But starting in 1942, experimental coins wer...
High-grade materials are normally used in manufacturing good equipment which helps to maintain its quality of it and gives relatively high performance. For instance, Cutting tools made of Hardened steel or High carbon steel are stronger and have light to heavy duty. Even if you do not have ten...
Originally specialising in stainless steel manufacturing,Beekmanshas been a household name in the maritime sector and was the first company in the Netherlands to carry out a complete package deal for stainless steel installations on a yacht. But why did the company transition into the glass sector...
The products of the Newcomb Pottery have taken such a prominent place in the art world that possessors of examples of this ware will be glad to identify the work of the various artists who have placed their marks on them. The Grueby Faience Co., Boston, MA the Gru...
A simple test used to identify an unknown piece of metal is the chip test. The chip test is made by removing a small amount of material from the test piece with a sharp, cold chisel. Unalloyed or Cast Steel Chisel Test The material removed varies from a continuous strip to small, broken...
1.How To Weld Cast Iron And Avoid Weld Cracking? 2.How to Identify the 7 Most Dangerous Welding Defects? 3.Tips for Troubleshooting Common MIG Weld Defects 4.Undercut Welding Defect: Causes, Prevention, and Repair 5.Welding Defects and Remedies in Steel Material ...
We have read and talked to more businesses that are shopping for a new scrapper because the other ones that they have had would only take the higher grade items and not the low-grade scrap. Or they would leave some off to the side and not pick it up for weeks. ...
To identify the hydrogen trapping sites, the hydrogen desorption spectra were deconvoluted into four peaks, as shown in Fig. 2d for the ramping rate of 1000 °C/h. The activation energies of the individual peaks were determined to be 4.32 ± 0.31, 15.15 ± 4.10, 59.14 ±...