No, Najing. If you notice, Richard (why not Ricardo?) is from Peru, which is for sure a western country, being located on the western part of South America, but it's also an underdeveloped one, as is mine.
Giovanni S. Crisi
Sao Paulo - Brazil
The only sad state of affairs is the indivdual who thinks he or she is to good or to smart to help another in distress, at least he is asking for help, I applaud him for that and feel honor if I can in some small way assist........ but looking at the date I think my contribution might be to late, but here goes, Go to
www.thefabricator.com, Article Archive, author; Dean C. Phillips, June 12, 2007, great article
also,,,,, call your Lincoln Electric dealer and INSIST that he get you a copy of pamphlet # M720, Oct. 86,
also go to www.google.com and for the subject type in Welding ASTM A514 , or just enter ASTM A514,
or just enter " quenched and tempered steel " or if your finances allow, buy a copy of the ASM Handbook, volume #6 ---WELDING--- you won't be disappointed.