HANI, Author at Hani Tech

Professional Operating Procedures for Centrifugal Pump Maintenance

Professional Operating Procedures for Centrifugal Pump Maintenance Ensuring operational stability and equipment longevity in metallurgical facilities. I. Pre-Operation and Startup Protocols 1. Pressure Verification: Ensure inlet pressure is greater than 1 bar (100kpa/0.1Mpa) before operation. 2. Power Check: Connect power and verify the motor rotation direction. 3. Valve Inspection: Check […]

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Laying, Corrosion Protection and Insulation of Blast Furnace Gas Pipelines

I. Gas Pipeline Laying 1. Gas pipelines should be equipped with anti-static and lightning grounding devices. The grounding resistance should not exceed 10Ω, and the flange connection resistance should be less than 0.03Ω. Testing should be conducted every six months. Grounding devices should be installed at the ends and bends

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11 Major Hidden Hazards in Steel Industry Production

Meeting rooms, activity rooms, rest rooms, locker rooms and other places are located within the area affected by the lifting and transporting of molten iron, molten steel and liquid slag. Cranes used for lifting molten iron, molten steel and liquid slag do not meet the relevant requirements for metallurgical cranes;

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Safety Management Regulations for Lifting Operations in a Steel Rolling Mill

I. Classification and Management of Lifting Operations Grade I lifting operation: Lifting loads over 20t; loads under 20t but with complex shapes, large length-to-diameter ratio, low rigidity, or precision and valuable instruments; lifting operations under special conditions. Grade II lifting operation: Lifting operations that fall between Grade I and Grade III. Grade

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Rolling Mill Speed Increase: Why Higher Speed Demands Higher Requirements for Rolls, Bearings, and Lubrication

Introduction In steel production, “higher speed, higher efficiency” is an eternal pursuit. From an initial 10 m/s to today’s 120 m/s high-speed wire rod mills, every breakthrough in rolling speed has brought a leap in output. Yet veteran engineers often say: “The faster the rolling line, the higher the demands

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Professional Operating Procedures for Centrifugal Pump Maintenance

Laying, Corrosion Protection and Insulation of Blast Furnace Gas Pipelines

11 Major Hidden Hazards in Steel Industry Production

Safety Management Regulations for Lifting Operations in a Steel Rolling Mill

Rolling Mill Speed Increase: Why Higher Speed Demands Higher Requirements for Rolls, Bearings, and Lubrication

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