High plasticity steel for needle valve body of ultra-high pressure common rail fuel injection system of diesel engine
A fuel injection system and high plasticity steel technology, applied in the field of alloy steel, can solve the problems of no diesel engine, unfavorable industrial safety and national defense safety, etc., and achieve the effects of good fatigue performance, excellent machining performance, and good brittle cracking performance.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment Construction
[0011] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
[0012] Steel for needle valve body of ultra-high pressure common rail fuel injection system for diesel engine, characterized in that, by weight percentage, it comprises: C 0.2~0.6%, Si 0.6~1.3%, Mn 0.2~0.8%, S≤0.05%, P≤ 0.025%, Cr 4.0-6.5%, V 0.8-1.3%, Mo 0.30-0.45%, Ti 0.08-0.12%, N 0.005-0.050%, and the balance is Fe.
[0013] High plasticity steel for needle valve body of diesel engine ultra-high pressure common rail fuel injection system, including by weight...
PUM
Property | Measurement | Unit |
---|---|---|
elongation | aaaaa | aaaaa |
section shrinkage | aaaaa | aaaaa |
elongation | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com