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xAlloy Or Not | Is Alloy | Surface Treatment | Varnished,black Painted,PE Coated |
---|---|---|---|
Application | Structure Pipe,Boiler Pipe,Fluid Pipe,Drill Pipe,Oil Pipe | Outer Diameter(round) | 6 - 2400 Mm |
Product Name | High Quality Steel Hollow Pipe | Type | Seamless Round Steel Pipe,boiler Tube,Seamless |
Usage | Transportation Oil And Water |
What is the different of X20CrMoV11-1 1.4922 AND X10CrMoVNb9-1 (T/P91) 1.4903
Chemical composition in mass-% | ||||||||||
Material | C | Si | Mn | Cr | Ni | Mo | V | W | Nb | Other |
Martensitic steels (9 - 12 % Cr steels) |
||||||||||
X20CrMoV11-1 1.4922 Chemical composition |
0.17 - 0.23 | 0.15 - 0.50 | < 1.0 | 10.0 - 12.5 | 0.30 - 0.80 | 0.80 - 1.20 | 0.25 - 0.35 | --- | --- | ---- |
X10CrMoVNb9-1 (T/P91) 1.4903 Chemical composition |
0.08 - 0.12 | 0.20 - 0.50 | 0.30 - 0.60 | 8.0 - 9.5 | < 0.40 | 0.85 - 1.05 | 0.18 - 0.25 | 0.06 - 0.10 | N 0.03 - 0.07 | |
X10CrWMoVNb9-2 (T/P92) 1.4901 Chemical composition |
0.07 - 0.13 | < 0.50 | 0.30 - 0.60 | 8.5 - 9.5 | < 0.40 | 0.30 - 0.60 | 0.15 - 0.25 | 1.5 - 2.0 | 0.04 - 0.09 |
N 0.03 - 0.07 B 0.001 - 0.006 |
VM12-SHC Chemical composition | 0.10 - 0.14 | 0.40 - 0.60 | 0.15 - 0.45 | 11.0 - 12.0 | 0.10 - 0.40 | 0.20 - 0.40 | 0.20 - 0.30 | 1.30 - 1.70 | 0.03 - 0.08 |
Co 1.4 - 1.8 N 0.030 - 0.070 B 0.0030 - 0.0060 Al < 0.020 |
Chemical composition of steel VM12-SHC compared to other 9 - 12 % Cr steels
Mechanical properties of VM12-SHC, X20CrMoV11-1 ,1.4922 , X10CrMoVNb9-1 ,(T/P91) ,1.4903
Heat treated condition |
Yield strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Elongation A5 (%) |
Impact energy (J) |
|
long. | transv. | transverse | |||
quenched and tempered |
≥ 450 | 620 - 850 | ≥ 19 | ≥ 19 | ≥ 27 |