1.4980
X6NiCrTiMoVB 25 15 2
660
S66286
EN10209
UNS S66286
ASTM A453/A638
660B
NF A35-558
DTD 5076 1969
B54882 Bi7B
AMS 5731/5732/5737/5525
B51506 286531
662F20
Base Element Fe(Iron)
Element | Min | Max |
---|---|---|
Al(Aluminium) | 0.35% | |
B(Boron) | 0.001% | 0.01% |
C(Carbon) | 0.08% | |
Cr(chromium) | 13.5 | 16% |
Mn(Manganese) | 2% | |
Mo(Molybdenum) | 1% | 1.5% |
Ni(Nickel) | 24% | 27% |
P(Phosphorus) | 0.04% | |
S(Sulphur) | 0.03% | |
Si(Silicon) | 1% | |
Ti(Titanium) | 1.9% | 2.35% |
V(Vanadium) | 0.1% | 0.5% |
Mechanical Property | Min | Max |
---|---|---|
Ultimate Tensile Strength (UTS) | 895 MPa | |
2% Proof Stress | 585 MPa | |
Elongation | 40 % | |
Gauge Length | A4D | |
Hardness (Brinell) | 248 | 341 HB |
Hardness(Rockwell C) | 24 | 37 HRC |
Reduction of area | 18% |
Heat Treatment;
Solution treatment: 980 + or – 14 degs C, hold 1h, min, and liquid quench.
Hardening treatment: 720 + or – 14 degs C, hold 16h, air cool.
Uses
Bolting
Used as fasteners for pressure vessels and valve flanges in high temperature services.
ASTM A453 660B HEX BOLT
ASTM A638
X5NiCrTi26-15
X5NiCrTiMoVB25 15 2
X5NiCrTiMoVB25 15 2 PH
X4NiCrTi25 15
X4NiCrTi25 15
1.4606
1.4944
1.2779
1.4943 LW
286S31
DTD 5076
HR251
HR52
HR51
662F20
Z3NCT25
E-Z6NCT25(AIR)
AICMA FE-PA92-HT
Z3NCT25
Z6NCT25
0Cr15Ni25Ti2MoAlVB
T200 Extra
AMS 5731
AMS 5732
AMS 5734
AMS 5737
AMS 5525
HR51
HR525
HR650
Disclaimer:
Information is given for illustrative purposes only. Tachart accepts no responsibility for the accuracy of the data contained within or the use of the data by any other party.
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