... mould ability 3.ISO9001:2008 4.Guarantee quality of the products Production details list Product nameBig venturi specifications:φ ... Anodize, Chrome plating, Zinc plating,Nickel plating, Tinting, Power coating, E-coating etc Quality controlProfessional precision manufacture for ... accessories. Our products cover steel plants, power plants and cement plants over the country. our products are exported to ...