... , TP304L, TP316L, TP321, TP317L, TP310S, TP347H304 stainless steel pipe performance: 579MPa, tensile strength, yield strength, elongation ... 290Mpa 55%, hardness B80304 stainless steel pipe properties: a kind of widely used stainless steel, with good corrosion resistance, ... treatment hardening phenomenon (no magnetic, using temperature - 196 °C - 800 °C)304 stainless steel USES: auto parts, household ...