环保螺丝适合环保的要求因素（Environmentally friendly screws for environmental protection requirements）.docVIP

环保螺丝适合环保的要求因素（Environmentally friendly screws for environmental protection requirements） The screws are divided into environmental and non environmental protection screw screws. Non screws are relatively easy to understand, is itself screws and electroplating not environmental protection. So what screws! On the market of environmental protection screws, generally refers to a plating environmental protection. How many hours to salt fog test. Accord with environmental protection the index of national requirements. In February 13, 2003, the European phase L37 official gazette published by the European Parliament and the EU Council of Ministers jointly approved the restrictions on the use of certain hazardous substances in electrical and Electronic Equipment Directive 2002/95/EC (RoHS). This directive is another new EU initiative in the field of environmental protection. The Directive requires Member States to ensure that, from July 1, 2006 onwards, new electronic and electrical equipment for sale in the market does not contain lead, mercury, cadmium, chromium, six bromine, two phenyl ether and polybrominated biphenyl total of six kinds of harmful substances. In the directive to July 1, 2006, European Member States must comply with EU legislation in the country to take measures to restrict or prohibit the use of these substances in electrical and electronic equipment. The effective date is August 13, 2004. Electrical and electronic products Chinese a considerable part of the use of 6 kinds of harmful substances is disabled, so should consider and use 6 kinds of banned substances and harmful substances, to protect the health and safety of our citizens and to promote the export of electrical and electronic products etc.. The export of hardware and screws has long been implemented in the RoHS directive. In the RoHS directive, substances prohibited are included in five categories: Heavy metals cadmium (Cadmium-cd) Cadmium was found in 1817, cadmium is a soft, natural white