At Ananka Fasteners Pvt Ltd, we manufacture and supply fasteners certified to DIN 17111. DIN 17111 ‘Low carbon unalloyed steels for bolts, nuts and rivets – Technical conditions of delivery’. Specifies plain low-carbon steels for cold and hot forming of standard-strength fasteners (bolts, nuts, rivets), covering rimming and killed qualities in hot-rolled and drawn conditions.
DIN 17111 ‘Low carbon unalloyed steels for bolts, nuts and rivets – Technical conditions of delivery’. Specifies plain low-carbon steels for cold and hot forming of standard-strength fasteners (bolts, nuts, rivets), covering rimming and killed qualities in hot-rolled and drawn conditions.
| Grade / Class | UNS / Designation | Type / Notes |
|---|---|---|
| USt 36 | 1.0204 | Rimming low-carbon steel |
| UQSt 36 | 1.0203 | Rimming, cold-heading quality |
| RSt 38 | 1.0133 | Killed low-carbon steel |
| QSt 36 | 1.0204-type | Cold-heading quality |
| Cq 35 | 1.1172 | Higher-carbon cold-heading steel |
Minimum mechanical requirements per DIN 17111.
| Grade / Class / Condition | Tensile Strength, min | Yield Strength, min | Elongation, min % | Hardness |
|---|---|---|---|---|
| USt 36 (hot rolled) | 48-64 (330-440) | ~30 (205) | 25 | ~105-125 HB |
| UQSt 36 (cold-heading) | 48-64 (330-440) | ~30 (205) | 25 | ~105-125 HB |
| RSt 38 (killed) | 55-68 (370-470) | ~34 (235) | 25 | ~110-135 HB |
| Cq 35 (annealed) | 72-94 (500-650) | ~41 (280) | 20 | <=207 HB |
| Grade | Key Composition, % |
|---|---|
| USt 36 | C <=0.20, P <=0.060, S <=0.060 (rimming) |
| UQSt 36 | C <=0.15, P <=0.045, S <=0.045 |
| RSt 38 | C <=0.20, Si >=0.10 (killed), P/S <=0.050 |
| Cq 35 | C 0.32-0.39, Mn 0.50-0.80, P/S <=0.045 |
Superseded by EN 10263 (steel rod/bar/wire for cold heading and cold extrusion). Grades broadly equivalent to older DIN 1651/17100 mild steels; property class parents for ISO 898-1 class 4.6/4.8 fasteners.
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 supply DIN 17111 fasteners — bolts, screws, studs, nuts and washers as applicable — for energy, petrochemical, marine, structural and general engineering service, in a full range of sizes and finishes.
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.
DIN 17111 ‘Low carbon unalloyed steels for bolts, nuts and rivets – Technical conditions of delivery’. Specifies plain low-carbon steels for cold and hot forming of standard-strength fasteners (bolts, nuts, rivets), covering rimming and killed qualities in hot-rolled and drawn conditions.
Ananka Fasteners supplies USt 36, UQSt 36, RSt 38, QSt 36, Cq 35 to DIN 17111. See the Grades / Classes Covered table above for full details of each grade.
Minimum tensile strength, yield strength, elongation and hardness requirements vary by grade — see the Mechanical Properties table above for the complete breakdown.
We supply DIN 17111 fasteners — bolts, screws, studs, nuts and washers as applicable — for energy, petrochemical, marine, structural and general engineering service, in a full range of sizes and finishes.
Yes. For a quotation, provide the required fastener type, grade, nominal size, dimensional standard, quantity and any inspection or certificate requirements.
Need a fastener released to DIN 17111 for an industrial project? Send the required fastener type, grade, size, 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 17111 requirement, material grade, fastener type, nominal size, dimensional standard, quantity, inspection requirements and EN 10204 certificate requirements where applicable.
Data compiled per DIN 17111 and industry references; provided for reference only — confirm against the current edition of the standard and certified mill test reports before design use.
