hat
17-4 asye pur (630) se yon kwomozyon-kwiv presant presipitasyon materyèl asye pur yo itilize pou aplikasyon pou ki mande gwo fòs ak yon nivo modere nan korozyon rezistans. Segondè fòs konsève apeprè 600 degre Farennayt (316 degre Sèlsiyis).
eng
17-4 stainless steel( 630 ) is a chromium-copper precipitation hardening stainless steel material used for applications requiring high strength and a moderate level of corrosion resistance. High strength is maintained to approximately 600 degrees Fahrenheit (316 degrees Celsius).