The valve (1) for pressurized container, includes a valve body (10) in which are placed a spring (20), a valve member (30), and a cup (50) having an outer face (53) and an inner face (54) and being provided with a central opening (52) through which a product outlet rod (31) can pass, the valve body (10) being fixed to the inner face (54) of the cup (50), the valve seal (40) being pressed against the cup while surrounding the central opening (52), and the valve body (10) being fixed to the inner face of the cup (50) by welding.