📋 Basic Information
Condition
+C/+LC/+Sr/+a/+N
🔍 Product Description
This EN 10305-1 European standard seamlessly defines the technical delivery conditions for precision cold drawn steel pipes with circular cross-sections. Designed for optimum precision applications, these pipes meet the highest standards of quality and performance. Aligned with the rigorous EN 10305-1 standard, these pipes boast precisely defined dimensional tolerances and a distinguished maximum surface roughness.
📊 Product Parameters
Exemplifying versatility and robustness, our product is indispensable across a spectrum of applications, notably in the production of automotive and motorcycle components and within the realm of hydraulic engineering machinery.
| Chemical Composition (% by mass) |
| Steel Name |
Steel Number |
C max. |
Si max. |
Mn max. |
P max. |
S max. |
Al min. |
| E215 | 1.0212 | 0.10 | 0.05 | 0.70 | 0.025 | 0.025 | 0.025 |
| E235 | 1.0308 | 0.17 | 0.35 | 1.20 | 0.025 | 0.025 | 0.015 |
| E355 | 1.0580 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | 0.020 |
| Size Tolerance (OD) |
| Outer Diameter |
GB/T3639 |
DIN2391 |
EN10305 |
Special OD |
Special Thickness |
| 4mm-20mm | ±0.10mm | ±0.08mm | ±0.08mm | ±0.05mm | ±0.05mm |
| 21mm-30mm | ±0.10mm | ±0.08mm | ±0.08mm | ±0.08mm | ±0.08mm |
| 31mm-40mm | ±0.15mm | ±0.15mm | ±0.15mm | ±0.10mm | ±0.08mm |
❓ Frequently Asked Questions
Are you a trading company or a manufacturer?
We are a professional manufacturer for steel pipes. We have extensive export experience with competitive pricing and excellent after-sales service, providing a wide range of steel products to meet customer requirements.
Will you deliver the goods on time?
Yes, we promise to provide the best quality products and deliver on time regardless of market price fluctuations. Honesty is our primary tenet.
Do you provide samples? Is it free or extra?
Samples can be provided to customers free of charge, but the freight cost is covered by the customer's account. The freight cost will be returned after formal cooperation begins.
How can I get your quotation as soon as possible?
We check communications via digital platforms 24 hours a day. Please send your requirements including steel grade, size, quantity, and destination port for a prompt quotation.
Do you have any certifications?
Yes, we hold ISO9000, IATF16949, and ISO 14001 certificates. Our products are of high quality, supported by a professional engineering and development team.
Do you accept third-party inspections?
Yes, we absolutely accept third-party inspections to guarantee the quality for our clients.
Ramparts BuildCore
