X7CrNiNb18-10 Alloy Steel Seamless Pipes EN 10216-5 1.4912 Austenitic Creep Resisting Steel
Product Summary
X7CrNiNb18-10 alloy seamless steel pipes (1.4912) conform to EN 10216-5 standard. This austenitic creep resisting steel offers excellent mechanical properties including 510-710 MPa tensile strength, 205 MPa proof strength, and high impact resistance across temperatures from +20°C to -196°C.
Product Details
Highlight:
Alloy Steel Seamless Pipes EN 10216-
,1.4912 Alloy Steel Pipes
Material:
X7CrNiNb18-10
Standard:
EN 10216-5
Steel Number:
1.4912
Type:
Alloy Seamless Steel Pipe
Product Description
X7CrNiNb18-10 Alloy Steel Seamless Pipes EN 10216-5 1.4912 Alloy Steel Pipes
Material Specifications
| Grade: | X7CrNiNb18-10 |
| Number: | 1.4912 |
| Classification: | Austenitic creep resisting steel |
| Density: | 7.9 g/cm³ |
Applicable Standards
- EN 10216-5: 2014 Seamless steel tubes for pressure purposes. Technical delivery conditions. Stainless steel tubes
- EN 10222-5: 2000 Steel forgings for pressure purposes. Martensitic, austenitic and austenitic-ferritic stainless steels
- EN 10088-1: 2005 Stainless steels. List of stainless steels
Chemical Composition (%) - EN 10216-5-2014
| Element | Content Range |
|---|---|
| C | 0.04 - 0.1 |
| Si | max 1 |
| Mn | max 2 |
| Ni | 9 - 12 |
| P | max 0.04 |
| S | max 0.015 |
| Cr | 17 - 19 |
| N | max 0.1 |
| Nb | 0.4 - 1.2 |
| - | 10*C < Nb < 1.2 |
Mechanical Properties
| Property | Value |
|---|---|
| Rm - Tensile strength (MPa) (+AT) | 510-710 |
| Rp0.2 - 0.2% proof strength (MPa) (+AT) | 205 |
| KV - Impact energy (J) transverse, (+AT) at +20° | 60 |
| KV - Impact energy (J) transverse, (+AT) at -196° | 40 |
| KV - Impact energy (J) longitudinal, (+AT) at +20° | 100 |
| A - Min. elongation at fracture (%) transverse, (+AT) | 30 |
| A - Min. elongation at fracture (%) longitudinal, (+AT) | 40 |
Material Properties
| Resistance to intergranular corrosion | No |
Equivalent Grades
Warning! Only for reference
| EU EN | USA | Japan JIS | France AFNOR |
|---|---|---|---|
| X7CrNiNb18-10 | 347H S34709 |
SUS347H | Z2CND17-11 Z2CND18-13 Z8CNNb18-10 |
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