半岛bd体育手机客户端
介绍 | 订货号 | 包装规格 | | 728-379-95 | 10 Piece | | 918-301-68 | 20 Piece | | 896-908-22 | 50 Piece | | 032-837-70 | 100 Piece | | 225-297-74 | 200 Piece |
半岛bd体育手机客户端
参数 | Pitch[螺距] | 0.8 | | Quantity[数量] | 10 Piece - 200 Piece | | Size[尺寸] | M5 | | Style[造型] | Hexagonal | | Mechanical Properties(机械性能) | | Abrasive resistance - ASTM D1044 ( mg/1000 cycles ) | 24 | | Coefficient of friction | 0.20 - 0.40 | | Elongation at break ( % ) | 50.0 | | Hardness - Rockwell | R77-83 | | Izod impact strength ( J m⁻¹ ) | 120.0 - - 320.0 | | Poisson's ratio | 0.340 | | Tensile modulus ( GPa ) | 1.00 - 3.00 | | Tensile strength ( MPa ) | 25.00 - 60.00 | | Physical Properties(物理性质) | | Density ( g cm⁻³ ) | 1.760 | | Flammability | V-0 | | Limiting oxygen index ( % ) | 44 | | Radiation resistance | Fair | | Refractive index | 1.420 | | Resistance to Ultra-violet | Excellent | | Water absorption - over 24 hours ( % ) | 0.040 | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 80.000 - 140.000 | | Heat-deflection temperature - 0.45MPa ( C ) | 120 - 150 | | Heat-deflection temperature - 1.8MPa ( C ) | 80.0 - 115.0 | | Lower working temperature ( C ) | -40 | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.10 - 0.25 @23℃ | | Upper working temperature ( C ) | 135 - 150 | | Chemical Resistance(耐化学性) | | Acids - concentrated | Good | | Acids - dilute | Good | | Alcohols | Good | | Alkalis | Fair | | Aromatic hydrocarbons | Good | | Greases and Oils | Good | | Halogenated Hydrocarbons | Good-Fair | | Halogens | Good-Poor | | Electrical Properties(电气特性) | | Dielectric constant @1MHz | 8 | | Dielectric strength ( kV mm⁻¹ ) | 13.0 | | Dissipation factor @ 1kHz | 0.0600 | | Surface resistivity ( Ohm/sq ) | 10¹³ | | Volume resistivity ( Ohmcm ) | 10¹⁴ |
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