High temperature castings

1 1Cr18Ni9 stainless steel 18 K alloy acid-proof stainless steel 2 Cr17Ni14Mo2 19 RS-2 acid-resistant stainless steel 3 3Cr18Mn12Si2N 20 904L acid-resistant stainless steel 4 3Cr24Ni7SiNRe 213 # 4 # acid-resistant stainless steel 5 Cr25Ni20 22 CD-4MCu acid-resistant stainless steel 6 2Cr25Ni35 23 LSB-2 acid-resistant stainless steel 7 3Cr26Ni36Co15W5 24 734Nb acid stainless steel 8 5Cr17Ni66 25 NS334 9 Inconel 706 acid-proof steel acid-resistant stainless steel 26 S801 10 Incoloy 901 stainless steel 27 Hastelloy acid and heat resistant steel Steel 11 28 C4 12 high-temperature cast steel acid-resistant steel 29 KY704 acid 13 steel heat-resistant liner quenching car alloy No. 3020 (NS143) acid-proof steel acid-resistant steel 31 14 SS920 ferrosilicon 15 Road 32 US special alloy ferrosilicon pressure top 16 Lewmet55 33 acid-resistant steel chimney cast iron pressure pressure top 17 top 34 Potassium pot