The utility model relates to a lead-free aluminum alloyrubber coating valve which adopts the environment-friendly lead-free aluminum alloy as a metal body of the valve.
本实用新型涉及采用环保无铅铝合金为气门嘴金属体的一种无铅铝合 金包胶气门嘴。
2
Copper, brass, bronze, aluminum, aluminum alloy stainless steel, rubber, plastic and other non-corrosive metals except specifically mentioned in this specification.
铜、黄铜、青铜、铝、铝合金、不锈钢、橡胶、塑料和除此规格书中涉及的其他非腐蚀金属。
3
The introduction of the super elastic alloy material to the packers is a new way to solve the problems of rubber sealing element.