... Alloy steel: SCM435,C10B21,C10B33Specification& gauge<20mm or according to your needsSurface FinishingZn- Plated,Ni-plated,Passivated,Tin-plated ... , research & development team, manufacturing process, to equipments and technology, hoping to be fully prepared for the competitive rivet market ... ': aBigImageSrc } ); } )(); aluminum/steel flat and round head solid rivets made in China hardware supplier