L450QB So Flanges 1.8952 WN Flanges EN1092-1 Steel Forged Flanges
L450QB so flanges (1.8952) wn flanges EN1092-1 Steel forged flanges
Material Specifications
| Grade |
L450QB |
| Number |
1.8952 |
| Classification |
Alloy special steel |
| Density |
7.85 g/cm³ |
Standards Compliance
- EN 10253-2:2007 Butt-welding pipe fittings. Non alloy and ferritic alloy steels with specific inspection requirements
- EN 10208-2:2009 Steel pipes for pipelines for combustible fluids. Pipes of requirement class B. Technical delivery conditions
Chemical Composition (%) - EN 10253-2-2007
| C |
Si |
Mn |
Ni |
P |
S |
Cr |
Mo |
V |
N |
Nb |
Ti |
Al |
Cu |
| max 0.16 |
max 0.45 |
max 1.6 |
max 0.3 |
max 0.025 |
max 0.02 |
max 0.3 |
max 0.1 |
max 0.09 |
max 0.012 |
max 0.05 |
max 0.06 |
0.015 - 0.06 |
max 0.25 |
V+Nb+Ti <0.15, CEV < 0.45
Mechanical Properties
| Rm - Tensile strength (MPa) |
535 |
| R t0.5 - Yield strength for 0.5% total elongation (MPa) |
450-570 |
| KV - Impact energy (J) transverse, 0° |
40 |
| KV - Impact energy (J) longitudinal, 0° |
60 |
| A - Min. elongation at fracture (%) |
18-20 |