DIN 2631 FLÄNSAR EN ASME B16.5 Plan svetsfläns Flanges Typ 01 UNS S32760 (1.4501 / F55) Steel Blind pipe flanges
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xStandard | DIN2573/2576 | Material | UNS S32760 (1.4501 / F55) |
---|---|---|---|
Steel Number | 1.4501 | Type | Steel Pipe Blind Flanges |
DIN 2631 FLÄNSAR EN ASME B16.5 Plan svetsfläns Flanges Typ 01 UNS S32760 (1.4501 / F55) Steel Blind pipe flanges
The alloy is supplied with a PREN(Pitting Resistance Equivalent) at >=40.0 which guarantees high resistance to pitting corrosion. In addition, the steel offers high resistance to crevice corrosion and stress corrosion cracking. Ambient and sub-zero (down to minus 50°C) notch ductility is good. These attributes mean that this super duplex steel can be used successfully as an alternative to 300 series stainless steel (such as Type 316 ), standard 22% Cr duplex steel and precipitation hardening stainless steels. Where appropriate the alloy can be considered in lieu of more costly Grade 5 titanium or nickel-based alloys.
The steel combines high mechanical strength (typically up to 600 MPa yield strength) and good ductility with outstanding corrosion resistance to marine environments and a wide, diverse range of Oil & Gas production environments.
S32760 Steel Blind Pipe flange chemical information :
Grade : | X2CrNiMoCuWN25-7-4 | |||||||||||
Number: | 1.4501 | |||||||||||
Classification: | Austenitic-ferritic stainless steel - special grade | |||||||||||
Density: | 7.8 g/cm ³ | |||||||||||
Standard: |
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Chemical composition % of steel X2CrNiMoCuWN25-7-4 (1.4501): EN 10088-2-2005
Elements not listed in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast. |
C | Si | Mn | Ni | P | S | Cr | Mo | W | N | Cu |
max 0.03 | max 1 | max 1 | 6 - 8 | max 0.035 | max 0.015 | 24 - 26 | 3 - 4 | 0.5 - 1 | 0.2 - 0.3 | 0.5 - 1 |
Mechanical properties of steel X2CrNiMoCuWN25-7-4 (1.4501)
Rm - Tensile strength (MPa) (+A) | 730-930 |
Rm - Tensile strength (MPa) (+AT) | 800-1000 |
Rp0.2 0.2% proof strength (MPa) (+A) | 530 |
Rp0.2 0.2% proof strength (MPa) (+AT) | 550 |
KV - Impact energy (J) transverse, (+A) | +20° 90 | -40° 40 |
KV - Impact energy (J) transverse, (+AT) | +20° 100 | -40° 40 |
KV - Impact energy (J) longitud., (+AT) | +20° 100 |
A - Min. elongation at fracture (%) (+A) | 25 |
A - Min. elongation at fracture (%) longitud., (+AT) | 20 |
Brinell hardness (HB): (+A) | 290 |
Brinell hardness (HB): (+AT) | 310 |
Properties of steel X2CrNiMoCuWN25-7-4 (1.4501)
Resistance to intergranular corrosion: in the delivery condition - yes; in the sensitized condition - yes |
Equivalent grades of steel X2CrNiMoCuWN25-7-4 (1.4501)
EU EN | USA - | ||
X2CrNiMoCuWN25-7-4 |
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