| Designation | Specification | Chemical Composition (%) | Mechanical Properties | Material Characteristics | Typical Applications |
| Alloy Name | UNS. No. / ASTM | C / Si / Mn / Ni / Cr / Mo / Cu / Fe / Other | Tensile Strength Ksi (Mpa) / Yield Strength Ksi (Mpa) / Elongation / Hardness | Material Characteristics | Typical Applications |
| N-12MV Hastelloy (copyright) | N10665 / A296, A494 | 0.03Max. / 1.0Max. / 1.0Max. / Bal / 1.0Max / 26.0, 30.0 / N/A / 4.0, 6.0 / V: 0.2-0.6 | 76 (525) / 40 (275) / 6 / N/A | Excellent resistance to hydrochloric acid in reducing media, even at high temperature; oxidation-resistant to 760 Celsius. | Equipment and parts dealing with hydrochloric, acetic acids sulfuric acid and phosphoric acid. (not applicable in oxidizing conditions) |
| N-7M Chlorimet 2 | 0.03Max. / 1.0Max. / 1.0Max. / Bal / 1.0Max / 30.0, 33.0 / N/A / 3.0Max. / N/A | 76 (525) / 40 (275) / 20 / N/A | Equipment and parts dealing with hydrochloric, acetic acids sulfuric acid and phosphoric acid. (not applicable in oxidizing conditions) |
| CW-12MW (Hastelloy (copyright) C) | N/A / A494 | 0.03Max. / 1.0Max. / 1.0Max. / Bal / 15.5, 17.5 / 16.0, 18.0 / N/A / 4.5, 7.5 / V: 0.2-0.6, W: 3.75-5.2 | 72 (495) / 40 (275) / 4 / 93HB | Resisting such oxidizing agents as wet chlorine, chlorine gas, hypochlorite, hydrochloric, chloride acids, nitric, sulfuric acids; resistance to oxidation to 1040 Celsius. | Chemical process equipment such as pumps, valves, piping system and fitting. |
| CW-6M (Chlorimet 3) C | N/A / A494 | 0.03Max. / 1.0Max. / 1.0Max. / Bal / 17.0, 20.0 / 17.0, 20.0 / N/A / 3.0Max. / N/A | 72 (495) / 40 (275) / 25 / 93HB | Resisting such oxidizing agents as wet chlorine, chlorine gas, hypochlorite, hydrochloric, chloride acids, nitric, sulfuric acids; resistance to oxidation to 1040 Celsius. | Chemical process equipment such as pumps, valves, piping system and fitting. |
| CZ 100 (Nickel) | N02201 / A494 | 1.0Max. / 2.0Max. / 1.5Max. / 95.00Min. / N/A / N/A / 1.25Max. / 3.0Max. / N/A | 50 (345) / 18 (12 5) / 10 / N/A | Cast nickel has excellent toughness, heat-resistance, heat-transferability, and can be readily repaired/welded; corrosion-resistant in atmospheric and marine environments; excellent resistance to caustic alkaline, hydrofluoric acid. | Manufacturer of caustic soda, caustic synthetic fixtures, and food processing plants. |
| M-35-1 (Monel (copyright) ) | N04400 / A494 | 0.35Max. / 1.25Max. / 1.5Max. / Bal / N/A / N/A / 26.0, 33.0 / 3.50Max. / N/A | 65 (450) / 25 (170) / 25 / N/A | Corrosion-resistant, esp. to deaired hydrochloric and hydrofluoric acids; corrosion-resistant in seawater; age-hardening M-25S has excellent galling property due to its high silicon content. | Marine fixtures including shafting, valves, pumps, fasteners, and other equipments for handling hydrofluoric acid, seawater and alkaline salt solutions. M-25S is recommended for pumps, valves and shafts particularly in the rotating areas because of its excellent wear-resistance. |
| M-35-2 (Monel (copyright) ) | N04400 / A494 | 0.35Max. / 2.0Max. / 1.5Max. / Bal / N/A / N/A / 26.0, 33.0 / 3.50Max. / N/A | 65 (450) / 30 (205) / 25 / N/A | Corrosion-resistant, esp. to deaired hydrochloric and hydrofluoric acids; corrosion-resistant in seawater; age-hardening M-25S has excellent galling property due to its high silicon content. | Marine fixtures including shafting, valves, pumps, fasteners, and other equipments for handling hydrofluoric acid, seawater and alkaline salt solutions. M-25S is recommended for pumps, valves and shafts particularly in the rotating areas because of its excellent wear-resistance |
| M-25S-2 ( S Monel (copyright) ) | N/A / A494 | 0.25Max. / 3.5, 4.5 / 1.5Max. / Bal / N/A / N/A / 27.0, 33.0 / 3.50Max. / N/A | N/A / N/A / N/A / 300HB | Corrosion-resistant, esp. to deaired hydrochloric and hydrofluoric acids; corrosion-resistant in seawater; age-hardening M-25S has excellent galling property due to its high silicon content. | Marine fixtures including shafting, valves, pumps, fasteners, and other equipments for handling hydrofluoric acid, seawater and alkaline salt solutions. M-25S is recommended for pumps, valves and shafts particularly in the rotating areas because of its excellent wear-resistance |
| Inconel(copyright) (CY-40) | N/A / A494 | 0.40Max. / 3.0Max. / 1.5Max. / Bal / 14.0, 17.0 / N/A / N/A / 11.0Max. / N/A | 70 (485) / 28 (195) / 30 / 87RB | Good resistance to many acid solutions in both oxidizing and reducing media; excellent resistance to oxidation at high temperature-up to 1175 Celsius. | Manufacturer of photographic materials containing silver, salts, ethylene chloride cracker, furnace trays, muffles, hangers; and equipment for feed water treatment in nuclear power plants. |
| Hastelloy (copyright) D | N/A / N/A | 0.12Max. / 8.5, 10.0 / 0.5, 1.25 / Bal / 1.0Max. / N/A / 2.0, 4.0 / 2.0Max. / Co1.5Max. | 120 (825) / 110 (780) / 1 / 37RC | Resistance to sulfuric acid and acetic acid; excellent resistance in alkaline environment. | Chemical process equipment for sulfuric acid, such as pumps, valves, piping system and fittings. |
| Hastelloy (copyright) G | N06007 / B581, 582 B622 | 0.04Max. / 0.05Max. / 1.0, 2.0 / Bal / 21.0, 23.5 / 5.5, 7.5 / 1.5, 2.5 / 18.0, 21.0 / N/A. | 85 (586) / 30 (207) / 30 / 100RB | Good weldability and outstanding resistance to intergranular corrosion, to hot sulfuric acid and phosphoric acid, to mixed acids, sulfuric salts, flue gas, and contaminated nitric acid, etc. | Petrochemical industry handling sulfuric acid and phosphoric acid; also pump and paper industry. |
| Hastelloy (copyright) X | N06007 / ASTM A567 | 0.20Max. / 1.0Max. / 1.0Max. / Bal / 20.5, 23.0 / 8.0, 10.0 / 0.50, 2.50 / 17.0, 20.0 / 0.2, 1.0 | 105 (720) / 50 (345) / 15/90RB | A solid-solution hardening esp. to use in furnace; excellent balance of high-temperature strength and fabricablity; oxidation-resistant to 1200 Celsius. | Equipment and parts for heat treatment, furnaces, fasteners, supports and rollers, high-temperature parts in gas turbines. |
| Inconel(copyright) 671 | N/A / N/A | 0.05Max. / 1.0Max. / 0.3Max. / Bal / 48, 52 / N/A / N/A / 1.0Max. / Ti0.5, A10.25Max. | 80 (550) / 50 (340) / 5 / 84RB | Outstanding resistance to sulfurization and vanadiumoxide attack at high temperatures. | Applicable to high-temperature (1090 Celsius) and corrosive media, esp. to structural parts, containers, supports, hangers, spacers, etc. |
| Carpenter (copyright) 20CB | N/A / N/A | 0.07Max. / 1.0Max. / 2.0Max. / 32.0, 38.0 / 19.0, 21.0 / 2.0, 3.0 / 3.0, 4.0 / Bal / Nb: 8X C%~1.0 | 80 (550) / 35 (240) / 30 / 90RB | An improved CN-7M with lower sensitivity to intergranular corrosion and stress crack corrosion, due to addition of carbon stabilizer (Nb). | Pumps, valves, and facilities for handling sulfuric or phosphoric acid solutions. |
| 904L | N08904 / B625, 673, B649 | 0.02Max. / 1.0Max. / 2.0Max. / 23.0, 28.0 / 19.0, 23.0 / 4.0, 5.0 / 1.0, 2.0 / Bal /N/A | 70 (480) / 35 (240) / 40/70RB | Superior to the 300-series stainless steels in resistance to crevice corrosion stack and stress crack corrosion, esp. in solutions containing chlorides. | Components in chemical and petrochemical process in sulfuric or phosphoric acid media. |
| CD-4MCu | J93370 / A296, 351 | 0.04Max. / 1.0Max. / 1.0Max. / 4.75, 6.0 / 24.5, 26.5 / 1.75, 2.25 / 2.75, 3.25 / Bal / N/A | 130 (89G), AGE / 92 (634)AGE / 20AGE / 305HB AGE | An age-hardening alloy whose corrosion-resistance is equivalent resistance to that of the 300-series stainless steels; excellent resistance to chloride-induced crevice corrosion and stress crack corrosion. | Pumps and valves for sulfuric or nitric production; equipment and parts for chemical industry, pulp and paper industry, textile industry, esp. in high stress areas. |
| Alloy 20 (CN-7M) | N08020 / A351 | 0.07Max. / 1.5Max. / 1.5Max. / 19.0, 22.0 / 27.5, 30.5 / 2.0, 3.0 / 3.0, 4.0 / Bal / N/A | 69 (476) / 31 (214) / 35 / 130HB | Austenitic stainless steal with high nickel content; good resistance to stress crack corrosion in 20%-40% of sulfuric acid; corrosion resistance to a wide range of phosphoric acid solutions even in boiling condition. | Pumps, valves, and facilities for handling sulfuric of phosphoric acid. |
| 310 (CK-20) | S31000 / A296, 351 | 0.04, 0.20 / 1.75Max. / 1.5Max. / 19.0, 22.0 / 23.0, 27.0 / 0.50 / N/A / Bal / N/A | 76(524) / 38 (262) / 37 / 144HB | Excellent resistance to boiling nitric acid in less than 70% concentration; resistant to hot sulfuric corrosion up to950 Celsius. | Structural parts in furnace; nozzles handling oil/coal coal in steel making furnaces. |
| 317 (CG-8M) | S31700 / A296, 351 | 0.08Max. / 1.5Max. / 1.5Max. / 9.0, 13.0 / 18.0, 21.0 / 3.0, 4.0 / N/A / Bal / N/A | 82(565) / 44 (303) / 45 / 176HB | Resistance to pitting and crevice corrosion at ambient temperature; CF-3 with low carbon content is highly resistant to medium concentration of boiling acetic acid and to dilute hydrochloric acid. | Heat exchangers and distillators for acetic acid production; pumps, valves and piping system for handling water, oil, etc. |
| 316L (CF-3M) | S31603 / A296, 351 | 0.03Max. / 1.5Max. / 1.5Max. / 9.0, 13.0 / 17.0, 21.0 / 2.0, 3.0 / N/A / Bal / N/A | 80(552) / 36 (262) / 56 / 150HB | Resistance to pitting and crevice corrosion at ambient temperature; CF-3 with low carbon content is highly resistant to medium concentration of boiling acetic acid and to dilute hydrochloric acid. | Heat exchangers and distillators for acetic acid production; pumps, valves and piping system for handling water, oil, etc. |
| 316 (CF-8M) | S31600 / A296, 351 | 0.08Max. / 1.5Max. / 1.5Max. / 9.0, 12.0 / 18.0, 21.0 / 2.0, 3.0 / N/A / Bal / N/A | 77 (531) / 36 (248) / 60 / 140HB | Resistance to pitting and crevice corrosion at ambient temperature; CF-3 with low carbon content is highly resistant to medium concentration of boiling acetic acid and to dilute hydrochloric acid. | Heat exchangers and distillators for acetic acid production; pumps, valves and piping system for handling water, oil, etc. |
| 304 (CF8) | S30400 / A296, 351 | 0.08Max. / 2.0Max. / 1.5Max. / 8.0, 11.0 / 18.0, 21.0 / N/A / N/A / N/A / N/A | 77(531) / 37 (255) / 55 / 140HB | Highly resistant to nitric, organic acid and acetic acid at ambient temperature, esp. to oxidation; CF-3 with low carbon can prevent carbide precipitation and resist oxidation to approximately 870 Celsius in air. | Pumps, valves and piping system for handling water, oil, or gas. |