RAIL HAVING EXCELLENT FATIGUE CRACK PROPAGATION RESISTANCE CHARACTERISTICS, AND METHOD OF PRODUCING SAME
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Sep 7, 2023
app pub date -
Jun 1, 2021
filing date -
Jun 29, 2020
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A rail has excellent fatigue crack propagation resistance characteristics, wherein the rail has a component composition including C: 0.80 to 1.30 mass %, Si: 0.10 to 1.20 mass %, Mn: 0.20 to 1.80 mass %, P: not more than 0.035 mass %, S: 0.0005 to 0.012 mass %, Cr: 0.20 to 2.50 mass % and the remainder being Fe and inevitable impurities and satisfying CP represented by equation (1) being not more than 2500:
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully