Fe-CuNi thermocouple (type J) is also named Fe- Constantan thermocouple. The positive leg Fe(JP) is made by pure Iron, and the main chemical composition of negative leg Constantan (JN) is Cu: Ni≈ 55%: 45%.
Cold drawn CHQ low carbon steel wire SAE1006 with phosphate coated and lubed, mainly used for producing fastener products, like screws、rivets and nuts.
Tungsten alloy indoor weight is a product that can help you to become fit. It can increase strength, improve coordination and maintain the balance of the body ability.