عرضه کارخانه سازنده astm a240
لنا عرضه کارخانه سازنده astm a240. ASTM A240-2019_stdlibrary.com. ... In ASTM A240, type 316 and 316L is a chromium nickel austenitic steel, Element molybdenum addition can enhances corrosion resistance of stainless steel, which is the main factor that 316/316l is more corrosion resistant than 304/304l. ...