... .8 5.8 6.8 8.8 10.9 b7 white zinc plated threaded rod1Company profile: jiashan lisan metal product co,ltd, ... and ningbo port.2We offer high quality threaded rod complying with various standards such DIN,ANSI,BSW,GB,JIS.3Grade:4 ... material: low carbon steel, mild steel. stainless steel5The surface treatment: white zinc plated, white-blue zinc plated, yellow zin cplated, plain,black,hot dip galvanization ...