перфорированного металла динамик

black perforated metal speaker grill Materials: Cold rolled steel plate, hot rolled steel plate, aluminum plate, stainless steel plate, galvanized plate, aluminumplastic plate, copper plate and titanium etc.Opening:Round, oval, triangle, square, rectangular, diamond, hexagonal and other special shape. Deeping Process: Stamping, leveling, cutting, bending, welding, shaping and surface treatment. Welcome to seed your drawing or sample to us for quotation. Please include the following contents in your inquiry, for we offer a more accurate quotation: Material Hole shape Diameter: the size of the hole Pitch: the distance between two nearest holes' center Hole pattern: staggered or straight Dimension: width and length Surface treatment Quantity Packing requirements CLUBS HOLE (Staggered 60 Degrees Pattern)No.SpecificationOpen AreaNo.SpecificationOpen Area1Φ0.5*P1.022.66%27Φ2.5*P5.022.66%2Φ0.5*P1.510.07%28Φ3.0*P4.050.99%3Φ0.6*P1.222.66%29Φ3.0*P5.032.63%4Φ0.6*P2.08.15%30Φ3.0*P6.022.66%5Φ0.8*P1.334.33%31Φ3.0*P8.012.75%6Φ0.7*P3.254.21%32Φ4.0*P5.058.01%7Φ0.8*P1.525.78%33Φ4.0*P6.040.29%8Φ0.8*P2.014.50%34Φ4.0*P7.029.60%9Φ0.8*P3.255.5%35Φ4.0*P8.022.66%9Φ0.9*P3.257%36Φ4.0*P1014.50%11Φ1.0*P1.540.29%37Φ5.0*P6.062.95%12Φ1.0*P2.022.66%38Φ5.0*P7.046.25%13Φ1.0*P2.514.50%39Φ5.0*P8.035.41%14Φ1.0*P2.8511.20%40Φ5.0*P1022.66%15Φ1.0*P3.258.60%41Φ6.0*P8.050.99%16Φ1.1*P3.2510.38%42Φ6.0*P9.040.29%17Φ1.2*P1.650.99%43Φ6.0*P1032.63%18Φ1.2*P2.023.63%44Φ6.0*P1222.66%19Φ1.2*P2.520.88%45Φ8.0*P1058.01%20Φ1.5*P2.050.99%46Φ8.0*P1240.29%21Φ1.5*P2.532.63%47Φ10*P1262.95%22Φ2.0*P3.040.29%48Φ10*P1540.29%23Φ2.0*P4.022.66%49Φ10*P1635.41%24Φ2.0*P5.014.50%50Φ10*P2022.66%25Φ2.5*P3.546.25%51Φ20*P4022.66%26Φ2.5*P4.035.41%52Φ30*P5032.63%Φ: Diameter P: Pitch You please feel free to contact with Ruth if you have any interest in our prodcut Shanghai Zhanao Net Plate Product Metal Co.,ltd T: 86-021-33557878 -92 F:86-021-33557898 Mob:0086-15000615766