At Ananka Fasteners Pvt Ltd, we manufacture fasteners to the dimensional requirements of DIN 434. Square taper washers for U-section (channel) steel. Wedge-shaped square washers with an 8% taper on one face to seat squarely under a bolt head or nut on the sloping flange of a U/channel section.
Square taper washers for U-section (channel) steel. Wedge-shaped square washers with an 8% taper on one face to seat squarely under a bolt head or nut on the sloping flange of a U/channel section.
Square taper washer (for U-sections)
Key dimensions for common sizes are listed below.
| Nominal Size | Bolt Size | Inside Dia. d1 (mm) | Square Side a (mm) | Mean Thickness h (mm) |
|---|---|---|---|---|
| 9 | M8 | 9.0 | 22 | 3.8 |
| 11 | M10 | 11.0 | 22 | 3.8 |
| 13.5 | M12 | 13.5 | 26 | 4.9 |
| 17.5 | M16 | 17.5 | 32 | 5.9 |
| 22 | M20 | 22.0 | 40 | 7.0 |
| 24 | M22 | 24.0 | 44 | 8.0 |
| 26 | M24 | 26.0 | 56 | 8.5 |
| 30 | M27 | 30.0 | 56 | 8.5 |
N/A (washer – no thread)
[‘DIN 435’, ‘DIN 434’, ‘DIN 6917’, ‘DIN 432’]
For the official DIN standards catalogue, see the DIN standards listing. This external reference is provided for standards identification; the purchaser should verify the current edition applicable to the order.
We produce DIN 434 fasteners in carbon and alloy steel, austenitic, duplex and super-duplex stainless, and high-nickel, titanium and copper alloys — for structural, flanged, machinery and process applications worldwide.
For technical documentation and quotations, buyers can also review the Ananka Fasteners manufacturing and supply range or contact the team through the fastener enquiry and technical support page.
Ananka Fasteners supplies every lot with full material traceability and third-party testing on request.
Square taper washers for U-section (channel) steel. Wedge-shaped square washers with an 8% taper on one face to seat squarely under a bolt head or nut on the sloping flange of a U/channel section.
Ananka Fasteners manufactures DIN 434 in sizes from 9–30. See the Dimensional Table above for the complete size breakdown.
N/A (washer – no thread)
We produce DIN 434 fasteners in carbon and alloy steel, austenitic, duplex and super-duplex stainless, and high-nickel, titanium and copper alloys — for structural, flanged, machinery and process applications worldwide.
Yes. For a quotation, provide the required nominal size, material grade, quantity and any inspection or certificate requirements.
Need a fastener manufactured to DIN 434 for an industrial project? Send the required fastener type, size, material grade, quantity and certification requirements to Ananka Fasteners. Our team can review the requirement and provide technical and commercial information for standard or custom configurations.
Recommended RFQ details: DIN 434 requirement, nominal size, material grade, quantity, inspection requirements and EN 10204 certificate requirements where applicable.
Dimensions compiled per DIN 434 and industry references; provided for reference only — confirm against the current edition of the standard before design use.
