TOP ALLOYS PTE LTD 
SPECIALISED IN HEAT RESISTANT AND CORROSION RESISTANT ALLOYS 
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          Plate Sheet Bar  Pipe Fittings Flanges Welding Consumables
Nickel Alloys                      
Alloy 400
Monel 400
N04400
B127, B164, B165, B725
5511, 5513, 5639, 5647 
Alloy K-500
Monel K-500
N05500
B865
 
 
 
 
 
 
Alloy 600
Inconel 600
N06600
B517, B166, B167, B168
5665 , 5540
Alloy 601
Inconel 601
N06601
B516, B166, B167, B168
 
Alloy 602CA
Inconel 602CA
N06025
B168
 
 
 
 
 
Alloy 625
Inconel 625
N06625
B443, B446
5599, 5666, 5837
Alloy 800H/AT 
Incoloy 800H/AT
  N08810   N08811
B407, B408, B409                               
 
Alloy 825
Incoloy 825
N08825
B704, B705,B423,B424,B425
 
Alloy 718  /  718 API
Inconel 718  /        718 API
N07718
B670, B637, API 6A718
5596, 5662, 5663, 5832
 
 
 
Alloy C-276
Hastelloy C-276
N10276
B574,B575,B619,B622
 
Alloy C-22
Hastelloy C-22
N06022
B574,B575, B619, B622
 
Alloy B-2
Hastelloy B-2
N10665
B333
 
 
 
 
 
 
Alloy X 
Hastelloy X
N06002
B435 , B572
5536 , 5754, 5798
 
 
 
Alloy 20
Carpenter 20Cb3
N08020
B463, B473, B729, B366
 
 
 
Alloy 330
 
N08330
B511, B535, B536
 
Alloy X750
Inconel X 750
N07750
B637
5542, 5598, 5667,5668, 5670, 5671, 5747
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Alloy 200
Nickel 200
N02200
B162
 
Alloy 201
Nickel 201
N02201
B162
 
                       
Duplex / Super Duplex Stainless Steel                      
Lean Duplex Stainless Steel
 
S32101
A240, A276, A479, A790
 
 
Duplex Stainless Steel
F51 (Generic)
       S32205        S31803
A240, A276, A479, A789, A790
 
 
Super Duplex Stainless Steel
2507  ,   
F53 (Generic)
    S32750    
A182 (F53), A240, A479, A789, A790, A815, A928 
 
F55 (Generic)
S32760
A182 (F55), A240, A276, A314, A473, A479, A789, A790, A815,  
 
6 Moly - 6% Molybdenum Stainless Steels
254 SMO
S31254 
A182 (F44), A193, A240, A249, A269, A270, A276, A312, A358, A403, A409, A473, A479, A480, A813, A814, A988 
 
AL-6XN
N08367
B366, B462, B472, B564, B675, B676, B688, B691, B804
 
Alloy 926
N08926
A240, A249, A269, A270, A314, A358, A480, A688, A959, B366, B472, B625, B649, B673, B674, B677, B804
 
 
                     
Stainless Steel                      
304 /  304H
Stainless Steel 304
  S30400    S30409
A240 
5513
 
 
 
 
304L
Stainless Steel 304L
S30403
A240 , A666
5511
 
 
 
 
309
Stainless Steel 309
S30900 
A240, A276, A312 , A479
5523
310
Stainless Steel 310
S31000
A240, A276, A312 , A479
5521 , 5651
316 / 316L
Stainless Steel 316
S31600
A240 , A666
5524
 
 
 
 
316 Ti
316 Ti
S31635
A240
 
 
 
 
 
 
321
Stainless Steel 321
S32100
A240, A479 , A276
5510 , 5646
 
 
 
 
 
347
Stainless Steel 347
S34700
A240, A479 , A276
5510 , 5646
 
 
 
 
 
410
Stainless 410
S41000
A240
5504 , 5612, 5613
 
 
 
 
410S
Stainless 410S
S41008
A240
 
 
 
 
 
446
446
S44600
A240 , A276
 
 
 
 
 
13-8 Mo
13-8 Mo
S13800
A693, A564
5864, 5629, 5840
 
 
 
 
15-5 PH
15-5 PH
S15500
A484 , A564
5852, 5659
 
 
 
 
17-4 PH
17-4 PH
S17400
A693 , A564
5604, 5643, 5825
 
 
 
17-7 PH
17-7 PH
S17700
 
5528, 5529 , 5644
 
 
 
 
253MA
253MA
S30815
A240 , A276 , A312, A409, A479
 
 
 
 
A-286
A-286
S66286
 
5525, 5731, 5732, 5734, 5737
 
 
 
 
AM 350
Stainless Steel AM350
S35000
 
5548
 
 
 
 
 
 
Nitronic 40 
Nitronic 40 
S21904
A412, A276, A580
5561, 5595, 5656
 
 
Nitronic 50 
Nitronic 50 
S20910
A193, A240, A276, A479
5764
 
 
 
Nitronic 60 
Nitronic 60 
S21800
A193, A240, A276, A479
5848
 
 
 
Alloy 904/L
Uranus B6
N08904
B625
 
 
 
 
 
 
                       
Cobalt Alloys                      
Waspaloy
 
N07001
 
5544, 5704, 5706, 5707, 5708, 5708,5709, 5828
 
 
 
 
188
 
R30188
 
5608, 5801
 
 
 
 
 
L605
Carpenter L-605/ Haynes 25
R30605
 
5537, 5796
 
 
 
 
 
C-263
Haynes 263
N07263
 
5872, 5966
 
 
 
 
 
Rene 41
Rene 41
N07041
 
5545, 5712, 5713, 5800
 
 
 
Alloy 617
Haynes 617
N06617
 
5888, 5889
 
 
 
 
 
Haynes 230
Haynes 230
N06230
 
5878, 5891
 
 
 
 
                       
Trademark Notice: Trade names and/or trademarks are of specific manufacturers.  
 
^Top Alloys is not affiliated with any manufacturer(s).
^Orders will be fulfilled to meet specifications.
^Other materials not listed may be available upon request.