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Hollow steel for rock drilling needle rods (GB/T1301-1994)
Introduction
Rock drills, also called pneumatic drills, are a type of machinery used to drill into rock or hard surfaces. Rock drills are powered by compressed air and contain a hollow steel tube that is inserted into a rock or hard surface to create a hole. These drills are commonly used in the ......
1053 
Erin
Technical specification for testing concrete strength by core drilling method
The full penetration diamond core method is a viable and cost-effective process for accurately assessing the compressive strength of concrete, minimizing the risk of obtaining false or misleading test results. This method provides a reliable measure of the concretes strength, since it wets the e......
Metal drill (GB/T3211-1987)
Metal drill (GB/T3211-1987)
Metal drills are tools which can be used to drill holes through metal surfaces. As metal is a more robust material than wood, it demands more specialized tools for drilling. Metal drill (GB/T3211-1987) is a certification standard of metal drill tools in China.
Metal ......
17CrNi6-6 use
17CrNi6-6 is a low carbon, nickel-chromium steel used for applications requiring higher toughness and strength than 4140. It is a general purpose steel alloy, particularly suited for parts that require strength combined with good toughness and resilience. Because of its lower carbon content, 17CrNi......
40CrMnMo use
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40CrMnMo is a type of steel alloy that is widely used in a variety of industrial applications, mainly because of its high strength and excellent mechanical properties. It is manufactured using an alloy of iron, chromium, manganese and molybdenum, which makes it ideal for use in autom......
Commonly used alloy tool steel grades, chemical composition and recommended heat treatment system
Common Alloy Tool Steels Grade、Chemical Composition and Heat Treatment System Recommendation
The common alloy tool steels used as cutting tools, punching tools and cold molding tools are commonly known as “tool steels”, which are mainly composed of carbon, alloying elements and other elements,......
German standard steel pipe for general purpose
German Standard Utility Pipe
German standard utility pipe is a kind of steel pipe used in a wide variety of manufacturing and engineering applications. The pipe is manufactured to meet international standards, making it suitable for building and industrial purposes. As a leading engineering and p......
Steel grades of seamless steel pipes for Russian oil and gas pipelines
Russia Seamless Steel Pipe Designation
Russia is the worlds largest producer and exporter of oil and gas. As part of their efforts to transport these fossil fuels to domestic and international markets, Russia has developed some of the most advanced pipeline networks in the world. Russian pipeline......
NS337 use
Modern Technology: Revolution or Degradation of Life Quality
Modern technology, such as the Internet, smartphones, and other gadgets, has revolutionized the lives of millions of people around the world. Everyday, new technologies are being developed that are meant to improve the way we work, com......
Commonly used terms in steel pipe standards
Introduction
Steel was first developed in the late 1800s, and continued to grow in popularity over time. In recent years, steel pipes have become popular due to their versatility, durability, and cost-effectiveness. Today, steel pipes are instrumental in many types of construction and manufacturin......
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