Chemical resistance of NIROSTA steels - Rovasta
Chemical resistance of NIROSTA steels - Rovasta Chemical resistance of NIROSTA steels - Rovasta
Chemical resistance of NIROSTA ® steels 14 Corrosive agent Formula Condition Concentration Chlorobenzene 1 ) C 6 H 5 Cl dry Chlorobenzene 1 ) C 6 H 5 Cl dry Chloroform 1 ) CHCl 3 anhydrous Chlorosulphonic acid HSO 3 Cl 10 % Chlorosulphonic acid HSO 3 Cl 100 % Chocolate Chrome alum see potassium chrome sulphate Chrome sulphate Cr 2 (SO 4 ) 3 · 18H 2 O saturated Chromic acid CrO 3 10 % pure, free of SO 3 Chromic acid CrO 3 10 % pure, free of SO 3 Chromic acid CrO 3 50 % pure, free of SO 3 Chromic acid CrO 3 50 % pure, free of SO 3 Chromic acid CrO 3 50 % tech., containing SO 3 Chromic acid CrO 3 50 % tech., containing SO 3 Cider Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 1% Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 1% Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 10 % Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 10 % Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 25% Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 25% Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 50% Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 50% Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 3 bar 5 % Coffee Copper acetate (CH 3 COO) 2 Cu · H 2 O cold saturated Copper acetate (CH 3 COO) 2 Cu · H 2 O cold and hot saturated Copper carbonate CuCO 3 Cu(OH) 2 all concentrations Copper chloride CuCI 2 · 2H 2 O cold saturated Copper cyanide Cu(CN) 2 hot saturated Copper nitrate Cu(NO 3 ) 2 · 3H 2 O 50% Copper nitrate Cu(NO 3 ) 2 · 3H 2 O 50% Copper sulphate CuSO 4 · 5H 2 O all concentrations Copper sulphate (blue vitriol + 3% H 2 SO 4 ) Copper sulphate (blue vitriol + 3% H 2 SO 4 ) CuSO 4 · 5H 2 O CuSO 4 · 5H 2 O Creosote Creosote Cresol CH 3 C 6 H 4 (OH) Crude oil Developer see photographic developer Dichloroethane 1 ) CH 2 ClCH 2 Cl anhydrous 1 ) Even if only traces of hydrochloric acid (HCI) are formed by moisture, there is a danger of pitting, crevice and stress corrosion cracking.
0 = resistant to general corrosion 1 = slight susceptibility to general corrosion 2 = low resistance to general corrosion 3 = no resistance to general corrosion L = risk of pitting, crevice corrosion or stress-corrosion cracing Classification of NIROSTA ® -/ASTM grades by group 4000/410 S 4002/405 4003/A240… 4006/410 4016/430 4021/(420) 4057/431 4024/(410) 4120 4028/(420) 4305/303 4031/(420) 4427/316 F 4034/(420) 4509/441 4313 4510/439 4512/409 4511 4589 4520 4113/434 4521/444 4568/631 4301/304 4303/(305) 4306/304 L 4307/304 L 4310/(301) 4311/304 LN 4315/304 N 4318/301 LN 4541/321 4544 4546 4550/347 4401/316 4404/316 L 4429/316 LN 4435/316 L 4436/316 4438/317 L 4439 4462 4501 4561/316 Ti 4571/316 Ti 4465 4539 4565 S Temperature Gr. 1 Gr. 2 Gr. 3 Gr. 4 Gr. 5 4465 4539 4565 S 15 20°C 2 1 0 0 0 0 0 0 boiling 3 2 2 0 0 0 0 0 20 °C and boiling 0 0 0 0 0 0 0 0 20°C 3 L 3 L 3 L 3 L 3 L 20°C 3 L 3 L 0 L 0 L 20°C 0 0 0 0 0 0 0 0 20°C 0 0 0 0 0 0 0 20°C 0 0 0 0 0 0 0 0 boiling 3 3 1 1 0 20°C 3 3 2 1 1 0 boiling 3 3 3 2 2 2 2 20°C 3 3 2 1 1 boiling 3 3 3 3 3 2 2 20°C 0 0 0 0 0 20°C 1 0 0 0 0 0 0 0 boiling 2 1 0 0 0 0 0 0 20°C 2 1 0 0 0 0 0 0 boiling 3 2 0 0 0 0 0 0 20°C 2 1 0 0 0 0 0 0 boiling 3 3 2 2 0 0 0 0 20°C 2 1 0 0 0 0 0 0 boiling 3 3 2 2 1 0 0 0 140°C 2 1 1 1 0 0 0 0 20 °C and boiling 0 0 0 0 0 20°C 0 0 0 0 0 0 0 boiling 0 0 0 0 0 0 0 20°C 0 0 0 0 0 0 0 0 20°C 3 L 3 L 3 L 3 L 3 L 2 L 2 L 0 L boiling 3 2 0 0 0 0 0 0 20°C 0 0 0 0 0 0 0 0 boiling 0 0 0 0 0 0 0 0 20 °C and boiling 0 0 0 0 0 0 0 0 20°C 0 0 0 0 0 0 0 0 boiling 2 2 2 0 0 0 0 0 20°C 1 1 0 0 0 0 0 0 boiling 2 1 0 0 0 0 0 0 20°C 0 0 0 0 0 0 0 0 20°C 0 0 0 0 0 0 0 0 20°C 0 0 0 0 0
- Page 1 and 2: KRUPP THYSSEN NIROSTA Chemical resi
- Page 3 and 4: The corrosion mechanism is largely
- Page 5 and 6: NF SIS BS CSN JIS GOST NIROSTA ® 5
- Page 7 and 8: NF SIS BS CSN JIS GOST NIROSTA ® 7
- Page 9 and 10: 0 = resistant to general corrosion
- Page 11 and 12: 0 = resistant to general corrosion
- Page 13: 0 = resistant to general corrosion
- Page 17 and 18: 0 = resistant to general corrosion
- Page 19 and 20: 0 = resistant to general corrosion
- Page 21 and 22: 0 = resistant to general corrosion
- Page 23 and 24: 0 = resistant to general corrosion
- Page 25 and 26: 0 = resistant to general corrosion
- Page 27 and 28: 0 = resistant to general corrosion
- Page 29 and 30: 0 = resistant to general corrosion
- Page 31 and 32: 0 = resistant to general corrosion
- Page 33 and 34: 0 = resistant to general corrosion
- Page 35 and 36: 0 = resistant to general corrosion
- Page 37: 0 = resistant to general corrosion
<strong>Chemical</strong> <strong>resistance</strong> <strong>of</strong> <strong>NIROSTA</strong> ® <strong>steels</strong><br />
14<br />
Corrosive agent Formula Condition Concentration<br />
Chlorobenzene 1 ) C 6 H 5 Cl dry<br />
Chlorobenzene 1 ) C 6 H 5 Cl dry<br />
Chlor<strong>of</strong>orm 1 ) CHCl 3 anhydrous<br />
Chlorosulphonic acid HSO 3 Cl 10 %<br />
Chlorosulphonic acid HSO 3 Cl 100 %<br />
Chocolate<br />
Chrome alum<br />
see potassium chrome sulphate<br />
Chrome sulphate Cr 2 (SO 4 ) 3 · 18H 2 O saturated<br />
Chromic acid CrO 3 10 % pure, free <strong>of</strong> SO 3<br />
Chromic acid CrO 3 10 % pure, free <strong>of</strong> SO 3<br />
Chromic acid CrO 3 50 % pure, free <strong>of</strong> SO 3<br />
Chromic acid CrO 3 50 % pure, free <strong>of</strong> SO 3<br />
Chromic acid CrO 3 50 % tech., containing SO 3<br />
Chromic acid CrO 3 50 % tech., containing SO 3<br />
Cider<br />
Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 1%<br />
Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 1%<br />
Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 10 %<br />
Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 10 %<br />
Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 25%<br />
Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 25%<br />
Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 50%<br />
Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 50%<br />
Citric acid HOC(CH 2 COOH) 2 COOH · H 2 O 3 bar 5 %<br />
C<strong>of</strong>fee<br />
Copper acetate (CH 3 COO) 2 Cu · H 2 O cold saturated<br />
Copper acetate (CH 3 COO) 2 Cu · H 2 O cold and hot saturated<br />
Copper carbonate CuCO 3 Cu(OH) 2 all concentrations<br />
Copper chloride CuCI 2 · 2H 2 O cold saturated<br />
Copper cyanide Cu(CN) 2 hot saturated<br />
Copper nitrate Cu(NO 3 ) 2 · 3H 2 O 50%<br />
Copper nitrate Cu(NO 3 ) 2 · 3H 2 O 50%<br />
Copper sulphate CuSO 4 · 5H 2 O all concentrations<br />
Copper sulphate (blue vitriol + 3% H 2 SO 4 )<br />
Copper sulphate (blue vitriol + 3% H 2 SO 4 )<br />
CuSO 4 · 5H 2 O<br />
CuSO 4 · 5H 2 O<br />
Creosote<br />
Creosote<br />
Cresol<br />
CH 3 C 6 H 4 (OH)<br />
Crude oil<br />
Developer<br />
see photographic developer<br />
Dichloroethane 1 ) CH 2 ClCH 2 Cl anhydrous<br />
1<br />
) Even if only traces <strong>of</strong> hydrochloric acid (HCI) are formed by moisture, there is a danger <strong>of</strong> pitting, crevice and stress corrosion cracking.
Change language