Place of Origin:
Zhejiang/China
ブランド名:
TORICH
証明:
ISO9001 ISO 14001 TS16949
Model Number:
DOM Roll Cage Tubing
| Attribute | Value |
|---|---|
| Application | Roll Cage |
| Standard | ASTM, DIN, GB, JIS, API |
| Outer diameter (round) | 30 - 426 mm |
| Thickness | 2 - 100 mm |
| Certification | API, CE, ISO, ISO9001-2008, ISO9001 |
| Technique | Cold Drawn, Hot Rolled, Cold Rolled, ERW, Hot Rolled/Cold Drawn |
| Grade | 1020 1026 SAE520 ST52.3 4130 |
| Length | 6M or as requirement, As customer's require |
Drawn Over Mandrel (DOM) tubing is produced by electric resistance welding of carbon-steel strip followed by cold drawing over a mandrel to remove weld flash and enhance mechanical properties. This process yields:
| Property | Value |
|---|---|
| OD range | 3/16″ to 5″ (4.76 mm to 127 mm) |
| Wall thickness | 0.028″ to 0.625″ (0.71 mm to 15.88 mm) |
| Length | Random lengths 17′-24′ (5.18 m-7.32 m); cut-to-length available |
| Tolerances | ±0.005″ for OD; ±0.003″ for wall thickness |
| Surface finish | Pickled and oiled; optional honing for hydraulic applications |
| Grade | C | Mn | P (max) | S (max) |
|---|---|---|---|---|
| SAE 1020 | 0.18-0.23 | 0.30-0.60 | 0.04 | 0.05 |
| SAE 1026 | 0.22-0.28 | 0.60-0.90 | 0.015 | 0.005 |
| SAE 520 | 0.17-0.23 | 0.30-0.60 | 0.04 | 0.05 |
| EN-ST52.3 | ≤ 0.22 | ≤ 1.60 | ≤ 0.025 | ≤ 0.025 |
| AISI 4130 | 0.28-0.33 | 0.40-0.60 | 0.035 | 0.040 |
| Grade | Yield Strength (MPa) | Tensile Strength (MPa) | Elongation (%) |
|---|---|---|---|
| SAE 1020 | 512 | 602 | 15 |
| SAE 1026 | 517 | 586-690 | 15 |
| SAE 520 | 512 | 602 | 15 |
| EN-ST52.3 | ≥ 355 | 510-690 | ≥ 20 |
| AISI 4130 | ≥ 482 | ≥ 586 | ≥ 20 |
| Region | Standard | Scope |
|---|---|---|
| USA | ASTM A513 Type 5 | Cold-drawn ERW carbon-steel mechanical tubing |
| USA | ASTM A500 | Cold-formed welded or seamless structural tubing |
| EU | EN 10305-3 | Welded, cold-sized precision steel tubes |
| Russia | GOST 8732 | Electric-welded steel tubes |
| Japan | JIS G3445 | Welded steel precision tubes |
| China | GB/T 3094 | Welded, cold-drawn precision steel tubes |
Automotive & Motorsports:
Industrial & Construction:
We are a manufacturer, but we can also handle trading operations.
Generally, it takes 10-15 days if the goods are in stock, or 30-40 days if not in stock, depending on quantity.
Yes, we offer samples free of charge, but the customer needs to pay for the freight cost.
For payments ≤2000USD: 100% in advance. For payments ≥2000USD: 30% T/T in advance, balance before shipment.
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