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Dimensional tolerances of castings with casting hardness test blocks (abstract) GB 6414-861
Introduction GB 6414-861 is a national standard about castings in China. The main purpose of this standard is to specify the dimensions, tolerances and hardness test requirements for different types of castings. Definition of GB 6414-861 GB 6414-861 is a standard for Castings. It specifies the ......
Cast Iron Boiler Specifications (Abstract) ZB J98 014-89
Iron Cast Boiler Technology Conditions Iron Cast boilers are a popular choice for many home and commercial applications due to their robust construction and ability to resist corrosion. Cast iron boilers are used in many industrial applications such as food and beverage manufacturing, oil product......
tags: iron cast boiler should pressure test
1045
Hannah
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......
tags: core concrete strength drill strength force
1054
Jessica
Specifications and models of steel for construction
Construction steel is one of the most widely used materials in todays building projects, used mainly in the structural frames of buildings. The most common construction grades of steel are mild steel, which is available in a variety of grades and specifications, as well as structural steel, which ......
tags: steel used structural steel grade strength
1064
Sophia
Heat-resistant steel (GB/T1221-1992)
Heat-Resistant Steel Heat-resistant steel is a type of alloy steel that is able to withstand high temperatures without sacrificing its mechanical properties. This type of steel is usually used in applications that require a great deal of heat, such as aircraft engines, nuclear reactors, and oil an......
tags: steel heatresistant used heat resistant steel
1114
Sophie
Large-section non-quenched and tempered and quenched and tempered pre-hardened plastic mold steel
The Purpose of Using Quenched and Tempered Plastic Mould Steel Plastic mould steel is a steel material used in the production of plastic components and products. Plastic mould steel is a cold work tool steel which typically has the properties of high hardness, strength, abrasion resistance and to......
tags: steel plastic mould steel mold steels
1036
Sophia
Carbon copper castings for welded structures (GB/T7659-1987)
Carbon copper casting parts for welding structure (GB / T7659-1987)--------------------------------------------------------------------------------- Carbon copper casting parts for welding structure(GB/T7659-1987) are classified into three groups, General carbon copper casting, Copper-based alloy ......
tags: casting parts carbon carbon castings copper
1042
Sophia
Alloy structural steel (GB 3077-88) (8)
Alloy Structural Steel (GB 3077-88) Alloy structural steel is a kind of steel which is used for making steel parts and components. Alloy structural steel is defined as a kind of steel combining the properties of carbon steel and alloy steel. The characteristics of alloy structural steel are its h......
tags: steel alloy structural steel alloy structure
1037
Avery
Brass welded pipe GB 11092–89
Copper is one of the most versatile metals that have been around for centuries. Copper has a natural ability to transfer heat and electricity, making it the go-to for wiring and other electrical uses. Of all the forms of copper, the type of copper most used in welding applications is GB11092-89. ......
tags: copper welding components welding bronze gb
1171
Sophie
Mining steel (YB/T5047-1993)
Chinese standard YB/T5047-1993 is national steel standard for the application of steel used in the manufacture of tools for use in mining. It is updated on an annual basis and is closely monitored by the Ministry of Industry and Information Technology to ensure the safety and reliability of product......
tags: steel mining materials steel mine use
1101
Maggie
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