... kinds of stainless steel yield strength, tensile strength, elongation and hardness and other mechanical properties to meet the requirements, prior to ... 316,309,309S, 310,310S, 316,316L, 321 and so on. and our products are suited for making kitchen tools, ... adorning, household electrical appliance, solar energy, water heater and so on.6.company certificate: BV certificate ISO certificate business ...