... Service 3.plating nickel,zinc,silver,gold etc. Water Temperature Sensor ·Surface: polishing,nickel /zinc/chrome plated , ... Ability:10,000,000pieces per month·Quality assurance in accordance with ISO9001:2008·Water Temperature Sensor are ... digital caliper ·roughness tester ·concentricity tester etc.Product material: carbon steel,cooper,iron,aluminium and stainless steel etc. water temperature sensor ...