Xintegu: fasteners manufacturer

Brass Washer

A brass washer is a small, flat disc with a hole typically used in various applications to distribute the load of a threaded fastener such as a bolt or screw. Made from brass, these washers are chosen for their distinctive properties, including good corrosion resistance, excellent conductivity, and a decorative appearance. Brass, an alloy of copper and zinc, offers a softer material compared to steel or stainless steel, which makes it ideal for applications where preventing damage to the assembled parts is crucial.

Specifications of Brass Washer

Specification
MCorresponding bolt specifications
dMinimum value = nominal
Maximum value
dcMaximum value = nominal
Minimum value
hNominal value
Maximum value
Minimum value
Thousand pieces weight (steel) ≈ kg


Specification
MCorresponding bolt specifications
dMinimum value = nominal
Maximum value
dcMaximum value = nominal
Minimum value
hNominal value
Maximum value
Minimum value
Thousand pieces weight (steel) ≈ kg


Specification
MCorresponding bolt specifications
dMinimum value = nominal
Maximum value
dcMaximum value = nominal
Minimum value
hNominal value
Maximum value
Minimum value
Thousand pieces weight (steel) ≈ kg


Specification
MCorresponding bolt specifications
dMinimum value = nominal
Maximum value
dcMaximum value = nominal
Minimum value
hNominal value
Maximum value
Minimum value
Thousand pieces weight (steel) ≈ kg



Φ1.7Φ1.8Φ2.2Φ2.5Φ2.7Φ2.8Φ3.2Φ3.7Φ4.3Φ5.3Φ6.4Φ7.4Φ8.4Φ10.5Φ13Φ15
M1.6M1.7M2M2.3M2.5M2.6M3M3.5M4M5M6M7M8M10M12M14
1.71.82.22.52.72.83.23.74.35.36.47.48.410.51315
1.841.942.342.642.842.943.383.884.485.486.627.628.6210.7713.2715.27
44.5566778910121416202428
3.74.24.75.75.76.646.647.648.649.6411.5713.5715.5719.4823.4827.48
0.30.30.30.50.50.50.50.50.811.61.61.622.52.5
0.350.350.350.550.550.550.550.550.91.11.81.81.82.22.72.7
0.250.250.250.450.450.450.450.450.70.91.41.41.41.82.32.3
0.0240.0310.0370.0920.0880.1270.1190.1550.3080.4431.021.391.833.576.278.62





Φ17Φ19Φ21Φ23Φ25Φ27Φ28Φ29Φ31Φ33Φ34Φ36Φ37Φ39Φ40Φ41
M16M18M20M22M24M26M27M28M30M32M33M35M36M38M39M40
17192123252728293133343637394041
17.2719.3321.3323.3325.3327.3328.3329.3331.3933.6234.6236.6237.6239.6240.6241.62
30343739445050505660606666727272
29.4833.3836.3838.3843.3849.3849.3849.3855.2658.858.864.864.870.870.870.8
3333444445555666
3.33.33.33.34.34.34.34.34.35.65.65.65.66.66.66.6
2.72.72.72.73.73.73.73.73.74.44.44.44.45.45.45.4
11.314.717.218.332.343.742.340.953.677.475.394.392.1136133130




Φ43Φ46Φ50Φ52Φ54Φ57Φ58Φ60Φ62Φ66Φ70Φ74Φ78Φ82Φ87Φ93
M42M45M48M50M52M55M56M58M60M64M68M72M76M80M85M90
43465052545758606266707478828793
43.6246.6250.6252.7454.7457.7458.7460.7462.7466.7470.7474.7478.7482.8787.8793.87
7885929298105105110110115120125135140145160
76.883.690.690.696.6103.6103.6108.6108.6113.6118.6123.4133.4138.4143.4158.4
7788899999101010121212
88999101010101011111113.213.213.2
667778888899910.810.810.8
1832202942843304314254724584925866267499539961250





Φ98Φ104Φ109Φ114Φ119Φ124Φ129Φ134Φ139Φ144Φ149Φ155Φ165
M95M100M105M110M115M120M125M130M135M140M145M150M160
98104109114119124129134139144149155165
98.87104.87109.87114.87119.87125130135140145150156166
165175180185200210220220230240250250250
163.4173.4178.4183.15198.15*208.15218.15218.15228.15238.15248.15248.15248.15
12141414141616161618181818
13.215.215.215.215.217.217.217.217.219.219.219.219.2
10.812.812.812.812.814.814.814.814.816.816.816.816.8
1300171017701830223028303130300033104090447042703910

①, In the original standard, the minimum dc value corresponding to Φ119 is 188.15, but the corresponding deviation here should be 1.85mm, that is, the actual minimum value is 200-1.85=198.15 mm. (DIN522 stipulates that when h is less than 4 and the product grade is A, the dimensional tolerance of d2 is h15, and when dc is 200mm, the corresponding deviation is 1.85mm).

②, Materials:

1) Steel: Hardness grade 140HV, hardness HV140-250; Hardness grade 200HV, hardness HV200-250

2) Stainless steel: Hardness grade 140HV, hardness HV140-250; Hardness grade 200HV, hardness HV200-250; Stainless steel groups A2 and A4, F1, C1 and C4

3) Washers may be made of non-ferrous metals or other materials according to the agreement

4) When h does not exceed 0.5 mm, the hardness grade is HV 2, and when h exceeds 0.5 mm, the hardness grade is HV 10. (See original technical conditions)


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