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  • Washer bolts
  • Washer bolts
  • Washer bolts

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Washer bolts
・GB flat washer bolts
・Spring washer bolts
・Locking clasp bolts
Material: Steel 8.8

Stainless Steel 304 / 201

Phone：+86 18851350790
Email：ttt544753@gmail.com
WhatsApp：+86 18851350790
Add：Xuzhou, China
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◉ PRODUCT SPECIFICATION

・GB flat washer bolts--GB /T 1231

PINGDIAN1

Specification121620(22)24(27)30(33)36
dMinimum Value131721232528313437
Maximum Value13.4317.4321.5223.5225.5228.5231.6234.6237.62
dₙMinimum Value23.731.438.440.445.450.154.158.164.1
Maximum Value253340424752566066
hNominal344555556
Minimum Value2.73.73.74.74.74.74.74.75.7
Maximum Value3.34.34.35.35.35.35.35.36.3
d₁Minimum Value15.2319.2324.3226.3228.3232.8435.8439.8442.84
Maximum Value16.0320.0325.1227.1229.1233.6436.6440.6443.64
cMinimum Value1111.51.51.51.51.52
Maximum Value1.51.51.5222222.5
Weight per Thousand Pieces (Steel) - kgType A7.0317.3325.1833.2443.4551.5558.765.0896.81
Type B7.2817.6626.0134.1444.4353.8461.1769.02101.07



*This is the measurement result of a single batch of products. A tolerance of ±2 - 3mm is allowed. For the specific dimensions, please refer to the actual measurement of the physical product.

For the following products, 8.8 refers to the hardness grade of the product model. The steel materials include: galvanized (yellow, white, blackened), and Dacromet for anti-corrosion; the stainless steel materials include: 304, 201, etc. For specific products, please feel free to inquire.

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  • c3
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