... Mirror polish 4.Marine hardware 1.We offer anchor chain connector anchor swivel ,double swivel ,swivel anchor, joint ,anchor ... or by x-ray spectrometer. 3-coorcdinate. Computerised numerical. Control measuring ,machining ,pressure inspection up to 200bars ,mechanical ... bar impact tenacity, x-ray,metallograph.7. Quality control: According to ISO 9001 2001 SS316 Anchor Swivel,anchor chain connector