Standard Steel Screws Nuts And Bolts With Zinc Plate Fit With Switchgear

Place of Origin WENZHOU
Brand Name QIUPU
Certification IEC
Model Number M8
Minimum Order Quantity 500PCS
Packaging Details Cartons
Delivery Time 7 Days
Payment Terms T/T, Western Union
Supply Ability 100000 PCST/Month
Product Details
Material Steel Caninet KYN28-12
Length 25mm-100mm Screw M8-M20
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high voltage switchgear components


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Product Description


Standard steel screws nuts and bolts with zinc plate fit with switchgear

Item Technical data
Rated voltage (KV)          
Rated frequency(Hz) 50
Insulator(capacity) insulating Frequency withstand voltage 5 min (KV)   32 42 68 100
Frequency withstand voltage 1 min (V) 2000
Lighting impulse withstand voltage (KV)   60 75 125 185
Local discharge (pc) ≤10
Dispute bend (N) ≥10000



                 Standard parts refer to parts that have been completely standardized in terms of structure, size, drawing method, and marking, and are commonly used by professional factories, such as screw textures, keys, pins, rolling bearings, and so on. Generalized includes standardized fasteners, connectors, drives, seals, hydraulic components, pneumatic components, bearings, springs and other mechanical parts. The narrow sense only includes standardized fasteners. The standard piece commonly known in China is the abbreviation of the standard fastener. It is a narrow concept, but it can not rule out the existence of a broad concept. In addition, there are industry standard parts, such as automotive standard parts, mold standard parts, etc., also belong to generalized standard pieces.

               Standard parts, also known as fasteners on the market. It is a kind of mechanical parts used for fastening connection. It is widely used. The characteristics of fasteners are: variety specifications, different performance uses, and the degree of standardization, serialization, and generalization is extremely high. Therefore, some people also refer to a class of fasteners that already have national(industry) standards as standard fasteners, or simply as standard pieces.