Oxide coating - Import export

wheel axle for conveyor belt manufactured by CNC turning one end - external threaded, M8 the other end – internal threaded, M8 hex incircle diameter 17 mm length: 52 mm weight: 70 g material: carbon structural steel: ISO Fe360A / DIN RSt37-2 surface finish: black oxide coating Soochow Advance Industries Co., Ltd., (www.sai-parts.com) supplies custom OEM mechanical parts, industrial fasteners, screws, bolts, nuts, industrial fittings, electronic hardware by precision CNC machining, CNC turning, CNC milling, CNC engineering.

lead screw shaft sleeve one hole drilled in the side other hole drilled and tapped in the side, thread M6 end - outer diameter 30 mm, inner diameter 17 mm height 15 mm diameter of holes in the side: 5 mm material: carbon structural steel ASTM/AISI 1045 surface finish: black oxide coating unit weight: 50 g Soochow Advance Industries Co., Ltd., (website: www.sai-parts.com) supplies custom OEM mechanical parts, industrial fasteners, screws, bolts, nuts, industrial fittings, electronic hardware by precision CNC machining, CNC turning, CNC milling, CNC engineering.

Phosphoric acid (orthophosphoric acid, monophosphoric acid) is a colorless, odorless phosphorus-containing solid, and inorganic compound with the chemical formula H3PO4 It is commonly encountered as an 85% aqueous solution, which is a colourless, odourless, and non-volatile syrupy liquid, it is a major industrial chemical, being a component of many fertilizers. Applications: in anti-rust treatment by phosphate conversion coating, iron oxidation prevention by Parkerization process, in phosphoric acid fuel cells in activated carbon production, pH adjuster in cosmetics and skin-care Industries: Household chemicals, Fertilizers, Adhesives, oils, greases, Horticulture, Food industry, Feed industry Properties: CAS number 7664-38-2 WE number 231-633-2 Chemical formula H3PO4 Molar mass 97,995 g/mol Customs tariff code 28092000 ADR UN1805 pH <1 Melting / freezing point - 17°C Boiling point 135°C Relative density 1,5788 g/cm3 @15°C Solubility in water >1000 g/l @20°C