圆头压铆螺钉FH FHS FHL FHLS TFH TFHS,装入圆形孔内，采用冲压铆接，能使其头部紧密铆接在厚度为0.5以上的薄板上。有碳钢和不锈钢、铝、铜等材质，详细型号规格如下：FH-M2.5-6FHS-M2.5-6FH-440-4FHS-440-4FH-M6-14FH-M2.5-8FHS-M2.5-8FH-440-5FHS-440-5FH-M6-15FH-M2.5-10FHS-M2.5-10FH-440-6FHS-440-6FH-M6-16FH-M3-5FHS-M3-5FH-440-8FHS-440-8FH-M6-18FH-M3-6FHS-M3-6FH-440-10FHS-440-10FH-M6-20FH-M3-8FHS-M3-8FH-440-12FHS-440-12FH-M6-22FH-M3-10FHS-M3-10FH-440-14FHS-440-14FH-M6-24FH-M3-12FHS-M3-12FH-632-4FHS-632-4FH-M6-25FH-M3-14FHS-M3-14FH-632-5FHS-632-5FH-M6-26FH-M3-15FHS-M3-15FH-632-6FHS-632-6FH-M6-28FH-M3-16FHS-M3-16FH-632-8FHS-632-8FH-M6-30FH-M3-18FHS-M3-18FH-632-10FHS-632-10FH-M6-35FH-M3-20FHS-M3-20FH-632-12FHS-632-12FH-M6-40FH-M3-22FHS-M3-22FH-632-14FHS-632-14FH-M8-12FH-M3-25FHS-M3-25FH-632-16FHS-632-16FH-M8-15FH-M3-30FHS-M3-30FH-632-18FHS-632-18FH-M8-18FH-M4-5FHS-M4-5FH-632-20FHS-632-20FH-M8-20FH-M4-6FHS-M4-6FH-832-4FHS-832-4FH-M8-25FH-M4-8FHS-M4-8FH-832-5FHS-832-5FH-M8-30FH-M4-10FHS-M4-10FH-832-6FHS-832-6FH-M8-35FH-M4-12FHS-M4-12FH-832-8FHS-832-8FHS-M6-14FH-M4-14FHS-M4-14FH-832-10FHS-832-10FHS-M6-15FH-M4-15FHS-M4-15FH-832-12FHS-832-12FHS-M6-16FH-M4-16FHS-M4-16FH-832-14FHS-832-14FHS-M6-18FH-M4-18FHS-M4-18FH-832-16FHS-832-16FHS-M6-20FH-M4-20FHS-M4-20FH-832-18FHS-832-18FHS-M6-22FH-M4-22FHS-M4-22FH-832-20FHS-832-20FHS-M6-24FH-M4-25FHS-M4-25FH-032-5FHS-032-5FHS-M6-25FH-M4-28FHS-M4-28FH-032-6FHS-032-6FHS-M6-26FH-M4-30FHS-M4-30FH-032-8FHS-032-8FHS-M6-28FH-M4-32FHS-M4-32FH-032-10FHS-032-10FHS-M6-30FH-M4-35FHS-M4-35FH-032-12FHS-032-12FHS-M6-35FH-M4-40FHS-M4-40FH-032-14FHS-032-14FHS-M6-40FH-M5-6FHS-M5-6FH-032-16FHS-032-16FHS-M8-12FH-M5-8FHS-M5-8FH-032-18FHS-032-18FHS-M8-15FH-M5-10FHS-M5-10FH-032-20FHS-032-20FHS-M8-18FH-M5-12FHS-M5-12FH-024-8FHS-024-8FHS-M8-20FH-M5-13FHS-M5-13FH-024-10FHS-024-10FHS-M8-25FH-M5-14FHS-M5-14FH-024-12FHS-024-12FHS-M8-30FH-M5-15FHS-M5-15FH-024-14FHS-024-14FHS-M8-35FH-M5-16FHS-M5-16FH-024-16FHS-024-16 FH-M5-18FHS-M5-18FH-0420-6FHS-0420-6 FH-M5-20FHS-M5-20FH-0420-8FHS-0420-8 FH-M5-22FHS-M5-22FH-0420-10FHS-0420-10 FH-M5-25FHS-M5-25FH-0420-12FHS-0420-12 FH-M5-28FHS-M5-28FH-0420-14FHS-0420-14 FH-M5-30FHS-M5-30FH-0420-16FHS-0420-16 FH-M5-32FHS-M5-32FH-0420-18FHS-0420-18 FH-M5-35FHS-M5-35FH-0420-20FHS-0420-20 FH-M5-40FHS-M5-40FH-0518-8FHS-0518-8 FH-M6-8FHS-M6-8FH-0518-10FHS-0518-10 FH-M6-10FHS-M6-10FH-0518-14FHS-0518-14 FH-M6-12FHS-M6-12FH-0518-16FHS-0518-16