P285QH Slip on Plate Flange EN 10222-4 1.0478 Steel SO Plate Flange
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Product Description
P285QH Slip on Plate Flange EN 10222-4 Steel Slip on Plate Flanges 1.0478
Product Specifications
| Grade: | P285QH |
| Number: | 1.0478 |
| Classification: | Non-alloy steel |
| Standard: | EN 10222-4: 1999 Steel forgings for pressure purposes. Weldable fine-grain steels with high proof strength |
Chemical Composition % - P285QH (1.0478): EN 10222-4-1999
| C | Si | Mn | Ni | P | S | Cr | Mo | V | N | Nb | Al | Cu | - |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| max 0.18 | max 0.4 | 0.6 - 1.4 | max 0.3 | max 0.025 | max 0.015 | max 0.3 | max 0.08 | max 0.05 | max 0.02 | max 0.03 | 0.02 - 0.06 | max 0.2 | Nb+V < 0.05 |
Mechanical Properties - P285QH (1.0478)
Rm - Tensile strength (MPa)
370-510
ReH - Minimum yield strength (MPa)
205-285
KV - Impact energy (J) longitudinal, (+QT)
| +20° | 0° | -20° | -40° |
|---|---|---|---|
| 63 | 55 | 47 | 34 |
KV - Impact energy (J) transverse, (+QT)
| +20° | 0° | -20° |
|---|---|---|
| 40 | 34 | 27 |
A - Min. elongation at fracture (%)
Longitudinal: 22-24
Transverse: 21-23
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Company
BEST PIPELINE EQUIPMENT CO.,LTD
Location
China Factory : Suzhou Industrial Park, JiangSu Province,China
Contact Person
amy