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SZ124 balance wheel type sand mixer operating procedures
Operating Guidelines of SZ124 Swing- type Mixing Sand Machine
1. Pre-operation Inspections
Before using the SZ124 swing-type mixing sand machine, it is necessary to check the parts of the machine. The inspection items should include the rotating parts of the motor, the belt drive, the safety p......
1065 
Hannah
GB 12348-90 Boundary Noise Standards for Industrial Enterprises
Noise Standards for Industrial Enterprises
The 12348-90 Noise Standard for Industrial Enterprises is an important national noise standard formulated by the Chinese government to guide the development of a safe, healthy and rational production environment for the industrial sector. It aims to ensu......
Background of ISO14000 series standards
The International Organization for Standardization (ISO) is an international body whose purpose is to maintain standards for goods, services, and systems across the world. The ISO14000 series of standards is a subset of ISO standards which are specifically designed to help organizations understand......
JB/T4750-2003 "Pressure Vessels for Refrigeration Devices" is a recommended industry standard (replacing JB6917-1998)
Pressure Vessels for Refrigerating Apparatus
This industry standard JB/T4750—2003 replaces JB6917-1998 and provides instructions for design and assessment tests for safe performance of pressure vessels for refrigerating apparatus.
1. Scope
This standard applies to pressure vessels used in the ......
Ultrasonic flaw detection and quality rating method for steel castings (abstract) GB 7233-87
Abstract
This study focused on the ultrasonic nondestructive testing and quality evaluation method of cast-steel parts. The study reviewed and evaluated the current testing capabilities of various establishments, including the simulation tests and judgment criteria of surface and internal defects......
100CrMnSi6-4 use
1 Introduction
1.1 Introduction to 100CrMnSi6-4
100CrMnSi6-4 is a high-performance alloy developed by combining chromium, manganese and silicon elements in the correct proportions. It has excellent mechanical properties, high wear resistance and good hardness, and is widely used in various indust......
15NiCr13 use
Introduction
1.6515NiCr13 is a nickel chromium steel that is often categorized into four subgroups- for general purpose and for heat treating, for high strength and for pressure vessel. It has excellent resistance to corrosion and has superior toughness and temperature resistance levels. The stee......
X50CrMoV15 use
1 Introduction
X50CrMoV15 is a martensitic chrome-molybdenum stainless steel widely used in the production of industrial and consumer products. It has good corrosion resistance, high hardenability and good formability. Due to its comparatively low carbon content, X50CrMoV15 is especially suited f......
Application of X7CrNiAl17-7
UNS S17700 (17-7 PH, AZ 127) Stainless Steel
UNS S17700 is a precipitation hardenable alloy used for various applications such as aircraft and aerospace components and tools, nuclear reactors, medical implants, springs, and fasteners. Alloy 17-7 PH (UNS S17700) is known for its corrosion resistan......
NS314 use
NS314 is a 4-port Ethernet switch that provides power over ethernet, which is a technology that removes the need of having to plug several devices into a power source. This technology allows users to power connected devices through the ethernet cables and enables the user to place them in areas wh......
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