pipe plug 1.The 1/4''-4'' dimensions acc. to ASME B 16.11. 2.Logo:changhao,china 3.Model:1/ ... ''-4'' pipe plug Shanghai Chanhao High Pressure Pipe Co., LTD is specialized in producing and marketing high-pressure pipe manufacturers, the ... pipe fittings, can be GB,HG,JB,SY,HGJ,SH,ASME,ANSI,APL.MSS-SP,DIN,JIS standards for the production ...