When I started working at an engineering company, I fully understood that performance of an engineer depends on myriad factors. At the same time, I saw these two images in one of Joseph Edward Shigley’s books and saved them.
یک ماهی هست پس از پایان کار، قدمزنان خودم را به اول خط بی آر تی میرسانم و روی یکی …
Although not all-inclusive, below table from AWS WHB-4 lists product classification and publishers of codes and standards covering various repair …
Below is the ASTM A17 (the oldest standard I have) which withdrawn in 1945. The American Society for Testing and …
