Li-stures 660, tse se nang boloi ke boemo bo tsamaeang ka tsela e etselitsoeng bosholu, empa e ka ba makenete feela ka mehla. Le ha e na le matla a mangata a phahameng le ho ts'oaroa ka litšitiso tse ling, asm a453 gr. Li-bolts tsa hex tse 660 hex li hlahisa li-les tse matla ka lebaka la litaba tsa bona tsa khabone tse tlase. ASTM A453 li-stums tsa 660 li loketse likopo tsa mocheso. Sehlopha sena sa batsamaisi se arotsoe A, B, C, C, C Encer. Lisebelisoa ke khabone, Manganese, Phosphorus, Nickel, Chromium, Molybeum, Boron, Boron, Boron, Boron, Boron, Boron, Boron, Boron, Boron, Boron Astm a453 li-bolts tse 660 li khotsofatsa matla le ho hanyetsa lisebelisoa.