Asme SA 234 Gl WPB Pipe Elbow iyo qalabka kale ayaa ku imaan kara cabirro kaladuwan sida ay tahay ASME B16.9 iyo B16.28 iyo WPC, WPC, WPC, WPS, WP11, WP91 iyo WP91. Waxay daboolaysaa tuubbada barkad-welded ee xusulka, tin, sicir-bararka, daboolka iyo iskutallaabta, iyo qaar ka mid ah gogosha tuubbooyinka.