ステンレス、鋼管製造から配管・製缶、エンジニアリングまでおこなうコベルコ鋼管株式会社

コベルコ鋼管株式会社


ステンレス鋼管

製品成分

■オーステナイト系ステンレス鋼管■
記号 化学成分(%)
C,max Si,max Mn,max P,max S,max Ni Cr Mo Cu Ti N その他
KES303 0.15 1.00 2.00 0.20 0.15min. 8.00-10.00 17.00-19.00          
KES303Se 0.15 1..00 2.00 0.20 0.060 8.00-10.00 17.00-19.00         Se 0.15min.
KES304 0.08 0.75 2.00 0.040 0.030 8.00-11.00 18.00-20.00          
KES304H 0.04-0.10 0.75 2.00 0.040 0.030 8.00-11.00 18.00-20.00          
KES304L 0.030 0.75 2.00 0.040 0.030 9.00-13.00 18.00-20.00          
KES304N 0.08 0.75 2.00 0.040 0.030 8.00-11.00 18.00-20.00       0.10-0.16  
KES304LN 0.030 0.75 2.00 0.040 0.030 8.00-11.00 18.00-20.00       0.10-0.16  
KES304ELC 0.020 0.75 2.00 0.040 0.030 9.00-13.00 18.00-20.00          
KES304ELN 0.020 0.75 2.00 0.040 0.030 9.00-11.00 18.00-20.00       0.12max.  
KES316 0.08 0.75 2.00 0.040 0.030 11.00-14.00 16.00-18.00 2.00-3.00        
KES316H 0.04-0.10 0.75 2.00 0.030 0.030 11.00-14.00 16.00-18.00 2.00-3.00        
KES316L 0.030 0.75 2.00 0.040 0.030 12.00-16.00 16.00-18.00 2.00-3.00        
KES316L-A 0.030 0.75 2.00 0.040 0.030 10.00-14.00 16.00-18.00 2.00-3.00        
KES316L-S1 0.030 0.75 1.50 0.040 0.005-0.010 10.00-14.00 16.00-18.00 2.00-3.00        
KES316L-S2 0.030 0.75 0.80 0.040 0.002 12.00-16.00 16.00-18.00 2.00-3.00        
KES316L-S3 0.010 0.75 0.05 0.040 0.002 12.00-16.00 16.00-18.00 2.00-3.00        
KES316N 0.08 0.75 2.00 0.040 0.030 11.00-14.00 16.00-18.00 2.00-3.00     0.10-0.16  
KES316LN 0.030 0.75 2.00 0.040 0.030 11.00-14.00 16.00-18.00 2.00-3.00     0.10-0.16  
KES316ELN 0.020 0.75 2.00 0.040 0.030 12.00-14.00 16.00-18.00 2.00-3.00     0.12max.  
KES316B 0.10 1.00 2.00 0.040 0.030 10.50-13.50 16.50-18.50 2.00-2.50   5xCmin.    
KES316J1 0.08 1.00 2.00 0.045 0.030 10.00-14.00 17.00-19.00 1.20-2.75 1.00-2.50      
KES316J1L 0.030 1.00 2.00 0.045 0.030 12.00-16.00 17.00-19.00 1.20-2.75 1.00-2.50      
KES317 0.08 0.75 2.00 0.040 0.030 11.00-15.00 18.00-20.00 3.00-4.00        
KES317L 0.030 0.75 2.00 0.040 0.030 11.00-15.00 18.00-20.00 3.00-4.00        
KES321 0.08 0.75 2.00 0.040 0.030 9.00-13.00 17.00-19.00     5xCmin.    
KES321H 0.04-0.10 0.75 2.00 0.030 0.030 9.00-13.00 17.00-20.00     4xC-0.60    
KES347 0.08 0.75 2.00 0.040 0.030 9.00-13.00 17.00-19.00          
KES347H 0.04-0.10 0.75 2.00 0.030 0.030 9.00-13.00 17.00-20.00          
KES348 0.08 0.75 2.00 0.040 0.030 9.00-13.00 17.00-20.00         Nb+Ta 10xC-1.00
Ta 0.10max.
KES348H 0.04-0.10 0.75 2.00 0.040 0.030 9.00-13.00 17.00-20.00         Nb+Ta 8xC-1.00
Ta 0.10max.
KES309 0.15 0.75 2.00 0.040 0.030 12.00-15.00 22.00-24.00          
KES309S 0.08 1.00 2.00 0.040 0.030 12.00-15.00 22.00-24.00          
KES310 0.15 1.50 2.00 0.035 0.010 19.00-22.00 24.00-26.00          
KES310S 0.08 1.50 2.00 0.035 0.010 19.00-22.00 24.00-26.00          
KES310C 0.025 1.50 2.00 0.035 0.010 19.00-22.00 24.00-26.00          
KES310ELC 0.020 0.30 2.00 0.030 0.030 19.50-21.50 23.50-25.50          
KESU1 0.015 0.75 1.55-1.95 0.028 0.010 13.50-15.00 17.20-18.00 2.20-2.60 0.25max.      
KESU2 0.015 0.40 1.55-1.95 0.020 0.010 21.50-22.50 24.50-25.50 2.00-2.30 0.47max.      
KES4449 0.07 1.00 2.00 0.045 0.030 12.50-14.50 16.00-18.00 4.00-5.00        
KESC20A 0.07 1.00 2.00 0.035 0.010 24.00-38.00 19.00-21.00 2.00-5.00 1.00-4.00     Nb 8xC-1.00
KESC20 0.07 1.00 2.00 0.035 0.010 32.00-38.00 19.00-21.00 2.00-3.00 3.00-4.00     Nb+Ta 8xC-1.00
KES28 0.03 1.00 2.50 0.030 0.010 30.00-34.00 26.00-28.00 3.00-4.00 0.60-1.40      
KES904L 0.020 1.00 2.00 0.020 0.015 24.00-26.00 19.20-20.50 4.00-5.00 1.00-2.00      
KESC25A 0.05 1.00 2.50 0.025 0.010 25.00-27.00 21.00-23.00 4.00-6.00   5xCmin.    
KESC25T 0.06 0.17-1.00 1.20-2.00 0.035 0.030 24.00-26.00 20.00-22.00 4.00-5.00 1.20-1.80 5xCmin.    
KESC28T 0.06 0.80 2.00 0.030 0.010 26.00-29.00 22.00-25.00 2.50-3.50 2.5-3.5 0.5-0.9    
KES836L 0.030 1.00 2.00 0.035 0.010 24.00-25.00 19.00-24.00 5.00-7.00     0.25max.  
KES254 0.020 0.80 1.00 0.030 0.010 17.50-18.50 19.50-20.50 6.00-6.50 0.50-1.00   0.18-0.22  
KESA1 0.020 0.50 2.00-4.00 0.035 0.015 18.00-22.00 24.00-26.00 2.00-4.00     0.20-0.40 V 0.10-0.40
KES825M1 0.050 1.00 3.00-4.00 0.035 0.010 22.00-24.00 20.00-21.00 5.00-6.00 1.00-2.00   0.15-0.25  
KES800AT 0.10 1.00 1.50 0.030 0.015 30.00-35.00 19.00-23.00   0.75max. 0.15-0.60   Al 0.15-0.60
KES800LC 0.030 1.00 1.50 0.030 0.010 30.00-35.00 19.00-23.00   0.75max. 0.15-0.60   Al 0.15-0.60
KES800N 0.030 0.30-0.70 0.40-1.00 0.020 0.015 32.00-35.00 20.00-23.00     12xC-0.60   Al 0.15-0.45
Co 0.10max.
KES800H 0.06-0.10 1.00 1.50 0.030 0.015 30.00-35.00 19.00-23.00   0.75max. 0.15-0.60   Al 0.15-0.60
KESA286 0.08 1.00 2.00 0.020 0.020 24.00-27.00 13.50-16.00 1.00-1.50   1.90-2.35   V 0.10-0.50
Al 0.35max.

■ニッケル基合金及びニッケル管■
記号 主要成分(%)
C,max Si,max Mn,max P,max S,max Ni Cr Mo Cu Ti N その他
KES825 0.05 0.50 1.00 0.030 0.015 38.0-46.0 19.50-23.50 2.50-3.50 1.50-3.00 0.60-1.20   Al 0.20max.
KES825M2 0.05 1.00 2.00 0.040 0.010 40.0-42.0 24.00-26.00 5.00-6.00 1.00-2.00 0.80-1.20    
KES HX 0.05-0.15 1.00 1.00 0.040 0.030 Bal. 20.50-23.00 8.00-10.00       Co 0.5-2.5
Fe 17.0-20.0
W 0.2-1.0
KES718 0.08 0.35 0.35 0.015 0.015 50.0-55.0 17.00-21.00 2.80-3.30 0.30max. 0.65-1.15   CO 1.0max.
Al 0.2-0.8
KES HB 0.05 1.00 1.00 0.020 0.010 Bal. 1.00max 26.00-28.00       Co 2.5max.
Fe 4.0-6.0
V 0.2-0.4
KES HC 0.08 1.00 1.00 0.040 0.030 Bal. 14.50-16.50 15.00-17.00       Co 2.5max.
Fe 4.0-7.0
V 0.35max.
W 3.0-4.0
KESC276 0.010 0.08 1.00 0.030 0.010 Bal. 14.50-16.50 15.00-17.00       Co 2.5max.
Fe 4.0-7.0
V 0.35max.
W 3.0-4.5
KESC22 0.015 0.08 0.50 0.010 0.010 Bal. 20.00-22.50 12.50-14.50       Co 2.5max.
Fe 2.0-6.0
V 0.35max.
W 2.5-3.5
KES625 0.10 0.50 0.50 0.015 0.015 58min. 20.00-23.00 8.00-10.00   0.40min.   Nb+Ta 3.15-4.15
Co 1.00max.
Al 0.40max.
Fe 5.00max.
KES601 0.10 0.50 1.00 0.020 0.010 58.0-63.0 21.00-25.00         Al 1.00-1.70
Cu 1.00max.
KES690 0.05 0.50 0.50 0.030 0.010 58.0min. 27.00-31.00   0.50max.     Fe 7.00-11.00
KES600 0.15 0.50 1.00 0.030 0.015 72min. 14.00-17.00   0.50max.     Fe 6.00-10.00
KES80-20 0.15 0.75-1.50 2.50     77.0min. 19.00-21.00         Fe 1.00max.
KESNi 0.15 0.35 0.35   0.01 99.0min.     0.25max.     Fe 0.40max.
KESNiLC 0.020 0.35 0.35   0.01 99.0min.     0.25max.     Fe 0.40max.

■ニ相系ステンレス鋼管■
記号 主要成分(%)
C,max Si,max Mn,max P,max S,max Ni Cr Mo Cu Ti N その他
KES329 0.080 0.75 1.00 0.030 0.020 2.50-5.00 23.00-28.00 1.00-2.00        
KES329LR 0.020 0.80 0.80 0.035 0.025 5.30-6.30 21.00-23.00     5xC-0.65    
KES329LA 0.030 1.40-2.00 1.20-2.00 0.030 0.030 4.30-5.20 18.00-19.00 2.50-3.00     0.05-0.10  
KES329LS 0.020 0.80 0.80 0.035 0.025 5.50-6.50 20.00-22.00 1.80-2.50   0.20-0.40    
KES329G 0.030 1.00 2.50 0.030 0.020 3.00-5.50 21.50-24.50 0.05-0.60 0.05-0.60   0.05-0.20  
KES329W 0.030 1.00 2.00 0.025 0.010 4.50-6.50 22.00-23.00 3.00-3.50     0.14-0.20  
KES329J3L 0.030 1.00 1.50 0.030 0.020 4.50-6.50 21.00-24.00 2.50-3.50     0.08-0.20  
KES329X 0.040-0.080 1.00 2.50-3.50 0.030 0.010 6.00-7.00 21.50-22.50 3.00-4.00 0.30-0.70   0.10-0.20  
KES329J4L 0.030 1.00 1.50 0.030 0.020 5.50-7.50 24.00-26.00 2.50-3.50     0.08-0.20  
KES329C 0.030 0.75 1.00 0.030 0.030 5.50-7.50 24.00-26.00 2.50-3.50 0.20-0.80   0.10-0.30 W 0.1-0.5
KES329Y 0.040-0.080 1.00 2.50-3.50 0.030 0.010 7.00-8.00 24.50-25.50 3.00-4.00 0.30-0.70   0.10-0.20  
KES329YM 0.030 1.00 1.50 0.040 0.030 4.50-7.50 21.00-26.00 2.50-4.00 0.40-0.60   0.08-0.30  
KES329LN 0.030 0.80 1.20 0.030 0.010 6.00-8.00 24.00-26.00 3.00-5.00 0.50max.   0.24-0.32  

■フェライト系ステンレス鋼管■
記号 主要成分(%)
C,max Si,max Mn,max P,max S,max Ni Cr Mo Cu Ti N その他
KES403 0.15 0.50 1.00 0.040 0.030 0.50 11.50-13.00          
KES405 0.08 1.00 1.00 0.040 0.030 0.50 11.50-14.50          
KES409 0.08 1.00 1.00 0.040 0.030 0.50 10.50-11.75     6xC-0.75    
KES409L 0.03 1.00 1.00 0.040 0.030 0.50 10.50-11.75     6xC-0.75    
KES410 0.15 0.75 1.00 0.040 0.030 0.50 11.50-13.50          
KES410Ti 0.08 1.00 1.00 0.040 0.030 0.50 11.50-13.50     6xC-0.75    
KES430 0.12 0.75 1.00 0.040 0.030 0.50 16.00-18.00          
KES430Ti 0.10 1.00 1.00 0.040 0.030 0.75 16.00-18.00     7xCmin.    
KES436L 0.025 1.00 1.00 0.040 0.030 0.50 16.00-19.00 0.75-1.25   8x(C+N)-0.80 0.025max.  
KESXM-8 0.07 1.00 1.00 0.040 0.030 0.50 17.00-19.00     12xC-1.10 0.04max. Al 0.15max.
KES18-2 0.015 0.40 0.40 0.035 0.025 0.50 18.50-19.30 1.80-2.30     0.025max. Nb 8(C+N)-0.80
KES443 0.20 0.75 1.00 0.040 0.030 0.50 18.00-23.00   0.90-1.25      
KES446 0.20 0.75 1.50 0.040 0.030 0.50 23.00-30.00       0.01-0.25  
KESXM-27 0.010 0.40 0.40 0.020 0.020 0.50 25.00-27.50 0.75-1.50 0.20max.   0.015max. Ni+Cu 0.50max.
Nb 0.05-0.20
SHOMAC302 0.005 0.20 0.10 0.020 0.015 0.20 29.00-31.00 1.70-2.00     0.010max.  
RECLOY10 0.020 0.7-1.20 1.00 0.040 0.025   17.00-19.00         Al 0.70-1.20
Nb+Ta 10x(C+N)-0.4
RECLOY12 0.020 1.10-1.60 1.00 0.040 0.025   23.00-25.00         Al 1.20-1.70
Nb+Ta 10x(C+N)-0.4

■析出硬化系ステンレス鋼管■
記号 主要成分(%)
C,max Si,max Mn,max P,max S,max Ni Cr Mo Cu Ti N その他
KES630 0.07 1.00 1.00 0.035 0.025 3.50-4.50 15.50-17.00   3.50-4.50     Nb 0.15-0.45
KES17-4 0.07 1.00 1.00 0.035 0.025 3.50-4.50 15.50-17.00 0.50 3.50-4.50     Nb+Ta 5.5xC-0.43
KES15-5 0.07 1.00 1.00 0.030 0.015 3.50-5.50 14.00-15.50   2.50-4.50     Nb 0.15-0.45

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