20#, 25#, 40#, 45#, A105, Q235 materials-carbon steel;
304, 304L, 316, 316L, 321 stainless steel;
16Mn, 20Mn, 40Cr, 0rc13, 1rc13, and other steels
20#, 25#, 40#, 45#, A105, Q235 materials-carbon steel;
304, 304L, 316, 316L, 321 stainless steel;
16Mn, 20Mn, 40Cr, 0rc13, 1rc13, and other steels