... ,lateral tee, BW/butt weld tee, TH/threaded tee, SW/socket weld tee, seamless teeStandardASME B16.9, ASME B16.11, ASME ... , SH3410Size1/2''-48''(Butt-welding and seamless);1/8''-4''(Threaded and socket-welding);16''~72''(Welded)Wall thicknessSCH10,SCH20,SCH30,STD ...