The key to our success is 'Good Product or service High quality, Reasonable Rate and Efficient Service' for 420 Stainless Steel Wire, 1.2738h steel, 1.3355 High Speed Steel Bar. We are looking forward to cooperating with all customers from at home and abroad. Our company adheres to the sunny and decent corporate culture, adheres to the rigorous and even harsh industrial spirit, keeps learning and exchanging with domestic and international cutting-edge technologies. We have set the strategic goal of building an industry benchmark that will last forever and will continue to work towards this goal.
4140 steel bushing
We have been in steel area for more than ten years, focus on producing 4140 steel bushing. This 4140 steel bushing is always machined from round bar according to customer drawings. If you have drawings, please free to send to us.
Introduction
4140 plate products are divided into low alloy steel plates, carbon structural steel plates alloy structural steel plates, boiler and pressure vessel plates, bridge plates, building structural plates, shipbuilding and offshore oil platform plates, pipeline plates, high-toughness steel plates, mold plates, More than 300 grades of 12 series, such as corrosion-resistant plates and composite steel plates, of which more than 40 varieties have filled domestic gaps, more than 80 varieties have successfully replaced imports, and more than 30 varieties have been exported to the United States, Germany and other developed regions.
The standard is listed below
USA ASTM4140
JapanSCM440
German standard 42CRMO4 1.7725 alloy seamless steel pipe.
42CrMo steel belongs to ultra high strength steel, with high strength and toughness, hardenability is also good.
Technical parameters
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Specifications |
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Chemical component |
C ：0.38～0.45% Si：0.17～0.37% Mn：0.50～0.80% S ：≤0.035% P ：≤0.035% Cr：0.90～1.20% Ni：≤0.30% Cu：≤0.30% Mo：0.15～0.25%[ |
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Mechanical property |
Tensile strengthσb/MPa)：≥1080 Yield strength(σs/MPa)：≥930 Elongation (δ5/%)：≥12 |
Stock tube
Why choose us?
● Competitiveness only with cost performance
Physical factories, complete equipment, professional quality and ultra-flat ex-factory prices are the core competitiveness of our company.
● Perfect management team
A professional management team and advanced production equipment are a powerful guarantee for us to achieve high-quality products. We sincerely welcome field inspections.
● One-stop service for customers: rest assured, worry-free and comfortable
Package
In order to reduce the occurrence of extrusion deformation, breakage, etc. of the steel during the transportation process, which affects the normal use of the product. Therefore, we make different sizes of fumigation wooden boxes, wooden trays or fumigation-free glue trays and wooden boxes to fix products according to the shape, size and specifications of the products, and at the same time, wrap the steel with foamed paper to prevent the products from colliding with each other and causing losses. Also gives you a better shopping experience
Our Service
Our company is a competitive ODM Customized Natural Anodized Aluminium Al6061-T6 CNC Machined Torch Sleeve (S-261) supplier that has always maintained a good cooperative relationship with domestic and foreign manufacturers and committed to the agency and distribution of various well-known international brands and other high-end imported materials from the original factory for many years. Adhering to the business philosophy of 'quality is the future, innovation is the driving force, service is reputation, and cooperation is wealth', our company continuously increases investment in technical transformation, pays attention to enterprise brand construction and new product research and development. At the same time, establishing a solid high-yield financial management mechanism.