... 2. Stainless steel 304, 316 3.Heavy Duty Top Slide,stainless steel top slide 3.Mirror polished ... 1. Heavy Duty Top Slide,stainless steel top slide Casting: ... for tensile strength. ,yield stress ,notched bar impact tenacity, x-ray,metallograph.7. Quality control: According to ISO 9001 2001 SS316 Heavy Duty ... Top Slide for Bimini Top