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Special Steels Division
Wire Division
Special Steels Division
Supreme can supply material as per AMS, ASTM, API, GOST, DIN and AISI standards
Superalloys
Nickel-Based Super Alloys have additional advantages for high temperature applications and hence are popularly used as bolting material, trim parts in valve application, and various aerospace, oil & gas and petroleum applications. These grades help in life-cycle improvement and usually have corrosion resistant properties even better than Duplex & Super-Duplex Stainless Steels.
NICKEL-BASED SUPERALLOYS - ALLOY C-276
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM B574, Din 17752 | 0.01 Max | 0.08 Max | 1.00 Max | 0.030 Max | 14.5 – 16.5 | 15.0 – 17.0 | – | 55 | 3.0-4.5 | 252 BHN | 8.89 | 758 Mpa | 363 Mpa | 62% |
NICKEL-BASED SUPERALLOYS - ALLOY 625
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM B446, AMS 5666 BS3076 | 0.10 Max | 0.50 Max | 0.50 Max | 0.015 Max. | 20-22 | 8-10 | – | 58 Min | – | 220 BHN | 8.44 | 905 Mpa | 490 Mpa | 50% |
NICKEL-BASED SUPERALLOYS - ALLOY 36
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM B 388 & B 753, DIN 1715 , SEW 385 | 0.1 | 0.35 | 0.6 | 0.025 | 0.5 | 0.5 | – | 35.0-38.0 | P-0.025 | 140 BHN | 8.11 | 490 Mpa | 240 Mpa | 42% |
NICKEL-BASED SUPERALLOYS - ALLOY 600
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM B166, AMS 5665, Din 17752 | 0.15 | 0.5 | 1 | 0.015 | 14.0 – 17.0 | – | 0.5 | 72.0 Min | – | 210 BHN | 8.47 | 655 Mpa | 310 Mpa | 40% |
NICKEL-BASED SUPERALLOYS - ALLOY K-500
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM B865 QQ-N-286 | 0.25 Max | 0.50 Max | 1.50 Max | 0.010 Max | – | – | 30 | 63 | – | 265 BHN | 8.44 | 965 Mpa | 690 Mpa | 20% |
NICKEL-BASED SUPERALLOYS - ALLOY 42
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM F 30, SEW 385, | 0.05 | 0.3 | 0.8 | 0.025 | 0.25 | – | – | 42 | P-0.025 | 130 BHN | 8.05 | 520 Mpa | 340 Mpa | 42% |
NICKEL-BASED SUPERALLOYS - ALLOY 400
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM B164 QQ-N-281 Din 17750 | 0.3 Max | 0.5 Max | 2.0 Max | 0.024 Max | – | – | 28.0-34.0 | 63 | – | 120 BHN | 8.8 | 480 Mpa | 170 Mpa | 35% |
NICKEL-BASED SUPERALLOYS - ALLOY A286
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM A 638, ASME SA 638 | 0.08 Max | 1.00 Max | 2.00 Max | 0.030 Max | 13.50 – 16.00 | 1.00 – 1.75 | – | 25.5 | – | 180 BHN | 7.94 | 620 Mpa | 275 Mpa | 40% |
NICKEL-BASED SUPERALLOYS - ALLOY 718
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM B637, AMS 5662, AMS 5663, AMS 5664, PWA 1009, PWA 1010, GE B50TF15 | 0.08 Max | 0.35 Max | 0.35 Max | 0.015 Max. | 17-21 | 2.8-3.3 | 0.30 Max | 50-55 | – | 331 BHN | 8.19 | 1275 Mpa | 1034 Mpa | 12% | 15% |
NICKEL-BASED SUPERALLOYS - ALLOY 800
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM B408, ASTM B564 | 0.1 Max | 1.00 Max | 1.50 Max | 0.015 Max | 19.0-23.0 | – | – | 30.0-35.0 | – | 180 BHN | 7.94 | 550 Mpa | 240 Mpa | 30% |
Super-Austenitic Stainless Steels
Super-Austenitic Stainless Steel has a corrosion resistance higher than the duplex grades because its alloy content is higher. It has a high PREN (pitting resistance equivalency number) for superior resistance to chloride pitting and stress corrosion cracking.
SUPER-AUSTENITIC STAINLESS STEELS - ALLOY 20
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM B729, B464, B366, B463, B473, B462; ASME SB729, SB464, SB366, SB473, SB462; ANSI / ASTM A555-79; EN 2.4660; UNS N08020; Werkstoff 2.4660 | 0.07 | 1.00 max | 2.00 max | 0.035 max | 19.0 – 21.0 | 2.0 – 3.0 | 3.00 – 4.00 | 32.0 – 38.0 | 217 BHN | 8.08 | 551 Mpa | 241 | 30% |
SUPER-AUSTENITIC STAINLESS STEELS - ALLOY 254 SMO
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM A 276, A 479 ; ASME SA-479; | 0.02 | 0.8 | 1 | 0.01 | 20 | 6.1 | 0.7 | 18 | – | 210 BHN | 8 | 650 Mpa | 300 Mpa | 35% | 50% |
SUPER-AUSTENITIC STAINLESS STEELS - ALLOY 825
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM B425, B564 | 0.05 Max | 0.05 Max | 1.00 Max | 0.030 Max | 19.5-23.5 | 2.5-3.5 | 1.5-3.0 | 38.0-46.0 | – | 180 BHN | 8.14 | 690 Mpa | 310 Mpa | 45% |
SUPER-AUSTENITIC STAINLESS STEELS - XM-19
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM A193 ASTM A194 ASTM A276 ASTM A479 AMS 5764 | 0.06 | 1.00 Max | 4.0 – 6.0 | 0.030 Max | 20.5 – 23.5 | 1.5- 3.0 | – | 11.5- 13.5 | – | 293 BHN | 7.8 | 690 Mpa | 380 | 35% | 55% |
SUPER-AUSTENITIC STAINLESS STEELS - 904 L
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM B677, B366, ASME SB677, SB366 | 0.02 | 1.00 max | 2.00 max | 0.035 max | 19.0 – 23.0 | 4.0 – 5.0 | 1.00 – 2.00 | 23.0 – 28.0 | – | 230 BHN | 8 | 490Mpa | 220 | 50% | 55% |
SUPER-AUSTENITIC STAINLESS STEELS - ALLOY 25-6 M0
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Chromium % | Molybdenum % | Copper % | Nickel % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM A 240, A 480, B 366, B 472, B 625, B 649, B 673, B 674, B 677, B 751, B 775, B 804, B 829; W. Nr. 1.4529 | 0.02 | 0.50 Max | 2.00 Max | 0.010 Max | 19.0 -21.0 | 6.0 – 7.0 | 0.50 – 1.50 | 24.0 – 26.0 | – | 295 BHN | 8.03 | 690 Mpa | 330 Mpa | 42% |
Super-Duplex & Duplex Stainless Steels
Super-Duplex is by definition a duplex stainless steel with a Pitting Resistance Equivalent Number (PREN) > 40. Usually super duplex grades have 25% chromium or more.
Duplex Stainless Steels are replacing the conventional stainless steels due to higher strength and corrosion resistant properties. The balance of ferrite and austenite in the steels helps to achieve both the properties of corrosion resistance along with high mechanical properties. These steels are exceptional in offshore & sour oil & gas applications. They are also replacing stainless steels in chemical, waste, salt water, marine and pulp & paper industries.
SUPER-DUPLEX STAINLESS STEELS - ALLOY 2304
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Phosphorous % | Chromium % | Molybdenum % | Copper % | Nickel % | Nitrogen % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1.4362, ASTM A182, A276, A479, UNS S32304 | 0.030 max | 1.00 max | 2.50 max | 0.030 max | 0.040 max | 21.4-24.5 | 0.05-0.60 | 0.05-0.60 | 3-5.5 | 0.05-0.20 | – | 270 BHN | 7.8 | 600 Mpa | 400 Mpa | 25% |
DUPLEX STAINLESS STEELS - 329
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Phosphorous % | Chromium % | Molybdenum % | Copper % | Nickel % | Nitrogen % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1.4460, ASTM A182, A276, A479, UNS S32900 | 0.08 max | 0.75 max | 1.00 max | 0.03 max | 0.04 max | 23-28 | 1.0-2.0 | – | 2.0-5.0 | – | – | 269 BHN | 7.8 | 725 Mpa | 550 Mpa | 25% |
SUPER-DUPLEX STAINLESS STEELS - ALLOY F255
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Phosphorous % | Chromium % | Molybdenum % | Copper % | Nickel % | Nitrogen % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1.4507, ASTM A182, A276, A479, UNS S32550 | 0.040 max | 1.00 max | 1.50 max | 0.030 max | 0.040 max | 24.0-27.0 | 2.9-3.9 | 1.5-2.5 | 4.5-6.5 | 0.10-0.25 | – | 270 BHN | 7.8 | 750 Mpa | 550 Mpa | 25% |
DUPLEX STAINLESS STEELS - F51
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Phosphorous % | Chromium % | Molybdenum % | Copper % | Nickel % | Nitrogen % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1.4462, ASTM A182, A276, A479, UNS S31803 | 0.030 max | 1.00 max | 2.00 max | 0.020 max | 0.030 max | 21.0-23.0 | 2.5-3.5 | – | 4.5-6.5 | 0.08-0.20 | – | 270 BHN | 7.8 | 620 Mpa | 450 | 25% | 45% |
SUPER-DUPLEX STAINLESS STEELS - F53
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Phosphorous % | Chromium % | Molybdenum % | Copper % | Nickel % | Nitrogen % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1.4410, ASTM A182, A276, A479, UNS S32750 | 0.030 max | 0.8 max | 1.2 max | 0.02 | 0.035 max | 24.0- 26.0 | 3.0 – 5.0 | 0.50 max | 6.0-8.0 | 0.20-0.30 | – | 310 BHN | 7.8 | 800 Mpa | 550 | 15% |
DUPLEX STAINLESS STEELS - F60
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Phosphorous % | Chromium % | Molybdenum % | Copper % | Nickel % | Nitrogen % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1.4462, ASTM A182, A276, A479, UNS S32205 | 0.030 max | 1.00 max | 2.00 max | 0.020 max | 0.030 max | 21.0-23.0 | 3.0 – 3.5 | – | 4.5-6.5 | 0.14-0.20 | – | 270 BHN | 7.8 | 620 Mpa | 450 | 25% | 45% |
SUPER-DUPLEX STAINLESS STEELS - F55
Applicable Standards | Carbon % | Silicon % | Manganese % | Sulphur % | Phosphorous % | Chromium % | Molybdenum % | Copper % | Nickel % | Nitrogen % | Tungsten % | Hardness (BHN) | Density | U.T.S. (N/MM2) | Yeild Strength (Mpa) | Elongation | Reduction Area | Impact (Room Temperature) | Impact (0◦ C) | Impact (- __◦ C) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1.4501, ASTM A182, A276, A479, UNS S32760 | 0.030 max | 1.00 max | 1.00 max | 0.01 | 0.030 max | 24.0- 26.0 | 3.0 – 4.0 | 0.50-1.00 | 6.0-8.0 | 0.20-0.30 | 0.50-1.00 | 310 BHN | 7.81 | 750 Mpa | 550 | 25% | 45% |
Special Stainless Steels
Tool Steels
High Speed Steels
Wire Division
We can supply wires, fine wires, bars & profiles of any shapes in the following grades.