P355QH1 Forged Steel Flanges EN 10222-4 Compliant with 1.0571 Steel and High Proof Strength
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
Negotiable
Product Description
P355QH1 Forged Steel Flanges
Product Specifications
| Grade | P355QH1 |
|---|---|
| Material Number | 1.0571 |
| Classification | Non-alloy steel |
| Standard | EN 10222-4: 1999 Steel forgings for pressure purposes. Weldable fine-grain steels with high proof strength |
Chemical Composition (%) - EN 10222-4-1999
| C | Si | Mn | Ni | P | S | Cr | Mo | V | N | Nb | Al | Cu |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| max 0.2 | 0.1 - 0.5 | 0.9 - 1.65 | max 0.3 | max 0.025 | max 0.015 | max 0.3 | max 0.08 | max 0.1 | max 0.02 | max 0.05 | 0.02 - 0.06 | max 0.2 |
Note: Nb+V < 0.12
Mechanical Properties
| Property | Value |
|---|---|
| Rm - Tensile Strength (MPa) | 470-630 |
| ReH - Minimum Yield Strength (MPa) | 275-355 |
Impact Energy (J)
| Orientation | +20°C | 0°C | -20°C | -40°C |
|---|---|---|---|---|
| Longitudinal (+QT) | 63 | 55 | 47 | 34 |
| Transverse (+QT) | 40 | 34 | 27 | - |
Elongation at Fracture (%)
| Orientation | Minimum Value |
|---|---|
| Longitudinal | 21-23 |
| Transverse | 19-21 |
Similar Products
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
BEST PIPELINE EQUIPMENT CO.,LTD
Location
China Factory : Suzhou Industrial Park, JiangSu Province,China
Contact Person
amy