As a prominent manufacturer and supplier, Excellent Overseas provides highly customized Hot Induction Pipe Bends for critical pipeline and structural applications, adhering to strict international standards like ASME, DIN, and ISO.
Table of Content
1. Capabilities & Supply Range
Pipe Diameter (O.D.)Min. 2” (60.3 mm) – Max. 60” (1524 mm)
Seamless Bend1/2″ – 24″
ERW / Fabricated / Welded Bend2″ – 36″
Bend RadiusMin. 100 mm – Max. 11,000 mm
Wall ThicknessMaximum 200 mm
Wall Thickness Range3–40 mm; SCH 5, 10, 20, 30, 40, STD, 60, 80, XS, 120, 140, 160, XXS
Bend Radius Options1D, 2D, 3D, 5D, 6D, 8D, 10D or custom
Straight Length (L)300 mm – 1500 mm
Bend Angle0° – 180°
Hot Bend Heating SystemMaximum 1030 kW
Bending Capacity15,000 metric tons per year
Manufacturers in Stock
Hyundai Hysco
Valcovny Trub
Benteler Make
SEAH Korea
Butting Make
JFE Make
ArcelorMittal
Tenaris Steel
MSL Make
Nippon Steel
Tubular Canada
Tubos API
2. Material Grades for Induction Bends
| Material Type | Grades / Specifications |
|---|---|
| Stainless Steel | ASTM A403 WP304 / 304L, WP304H, WP316, WP316L, WP310, WP317, WP321 DIN 1.4301, 1.4306, 1.4401, 1.4404 |
| Duplex & Super Duplex | ASTM A815 UNS S31803, S32205, S32550, S32750, S32760, S32950 Werkstoff No. 1.4462 |
| Carbon Steel | ASTM A234 WPB, WPBW, A860 WPHY42, 46, 52, 60, 65, 70 API 5L, ASTM A106 Grade B |
| Low Temperature CS | ASTM A420 WPL3, WPL6, WPL9 |
| Alloy Steel | ASTM A234 WP1, WP5, WP9, WP11, WP12, WP22, WP91 |
| Nickel Alloys | UNS 2200 (Nickel 200), UNS 2201 (Nickel 201), UNS 4400 (Monel 400), Alloy 20 (CB3) Inconel 600, 601, 625, 825 | Hastelloy C276 |
3. Difference Between Hot Bend and Cold Bend
| Cold Bending | Hot Induction Bending |
|---|---|
| Performed at ambient temperatures without the application of thermal energy. | Utilizes controlled localized heating for precise dimensional shaping. |
| Generally lower processing costs. | Requires specialized equipment, reflecting a higher initial processing cost. |
| Extremely tight or complex radical angles are often not feasible. | Achieves precise and complex angular configurations seamlessly. |
| Best suited for small bore piping and tubing systems. | The industry standard for large diameter, heavy-wall piping systems. |
4. Features and Benefits of Hot Induction Bends
💪 Enhanced Structural Strength
This localized heating method preserves the pipe's internal grain structure, providing superior mechanical strength and longevity compared to heavily cold-formed or multi-welded bends.
📉 Reduced NDT & Welding Costs
Lowers overall project expenses by completely eliminating the necessity for multiple complex weld joints, which directly cuts down on rigorous and expensive Non-Destructive Testing (NDT).
⚙️ Precision & Rapid Manufacturing
Our advanced induction bending machinery ensures a fast and meticulously precise process, enabling highly efficient production runs with exceptional dimensional accuracy.
5. Hot Induction Bends Machine Capabilities
| Specification | Machine 1 (IB Mc 1) | Machine 2 (IB Mc 2) | Machine 3 (IB Mc 3) |
|---|---|---|---|
| Size of Pipe | 3" – 14" | 4" – 36" | 4" – 48" |
| Max Bending Radius | 1780 mm | 4575 mm | 7320 mm |
| Thickness Handled | 5 – 50 mm (Up to 14" Dia Pipe) |
6 – 36 mm (For 26" – 36" Dia Pipe) |
8 – 32 mm (For 38" – 48" Dia Pipe) |
6. Manufacturing & Bending Standards
| Standard | Description / Application |
|---|---|
| ISO 15590-1 | Induction bends for petroleum and natural gas industries, including pipeline transportation systems. |
| AS 2885 | Standards for gas and liquid petroleum pipeline systems. |
| DNV-OS-F101 | Offshore standard for submarine pipeline systems ensuring structural integrity and safety. |
| ASME B31.1 | Code for power piping systems used in industrial and energy applications. |
| ASME B31.3 | Standards for process piping systems in chemical and industrial plants. |
| ASME B31.4 | Pipeline transportation systems for liquids and slurries. |
| ASME B16.49 | Factory-made, wrought steel buttwelding induction bends for transportation/distribution systems. |
| AS 4041 | Pressure piping standards for general industrial applications. |
7. Hot Bend Pipeline Specifications & Tolerances
| Parameter | Allowed Tolerance / Limit |
|---|---|
| Outside Diameter (OD) | -1 mm to +2 mm |
| Bending Angle (0~180 deg) | ±0.5 degrees |
| Hot formed bends velocity | ±2.5 mm per min |
| Induction Bending Temp. | ±10°C from the qualification temp. |
| Induction Bends Ovality | < 2.5% |
| Tangent Ovality | < 0.8% |
| ID welding ends NPS < 36" | ±2.5 mm |
| ID welding ends NPS > 36" | ±3.0 mm |
Wall Thickness Thinning Tolerances
| Bend Radius (R) | Max WT Thinning Allowed |
|---|---|
| R ≥ 3D | < 13% |
| R = 4D | < 11% |
| R = 5D | < 9% |
| R = 6D | < 8% |
8. Types of Bends & Value-Added Services
Types of Pipe Bends
Explore common bend angles and radius configurations. Product photographs can be replaced with your actual bend images in the image paths below.
90° Pipe Bend
180° Return Bend
1D Radius Bend
2D Radius Bend
3D Radius Bend
5D Radius Bend
6D Radius Bend
8D Radius Bend
10D Radius Bend
Common Types of Induction Bends
- HSS Induction Bending
- A234 WPB 5D Induction Bends
- Induction Beam Bending
- Welded Hot Induction Bend
- Pipeline Induction Bend
- Buttweld Hot Induction Bend
- ANSI B16.9 / ASME B16.28 Bends
- 45°, 90° & 180° Hot Induction Bends
- DIN 2605 / DIN 2615 / DIN 2616 / DIN 2617 / DIN 28011
Our Induction Bending Services
- S-Bends & Complex 3D Bending
- Structural Bending up to 30" Depth
- Continuous Bends up to 54' Length
- Heat Treatments (Normalizing, Stress Relieving, Quenching & Tempering)
- Hot Dipped Galvanizing & Electropolishing
- Sand Blasting, Pickling & Passivation
- 3D Robot Cutting & Welding Prep
- Hydro Pressure Testing up to 700 Bars
8. Shipping & Transit Times (From India)
| Details | BY AIR (From Mumbai International Airport) | BY SHIP (From Nhava Sheva Port, JNPT) | ||||||
|---|---|---|---|---|---|---|---|---|
| Singapore Changi | Kuala Lumpur (MY) | Suvarnabhumi (TH) | Soekarno–Hatta (ID) | Port of Singapore | Port Klang (MY) | Laem Chabang (TH) | Tanjung Priok (ID) | |
| Destination Country | 🇸🇬 Singapore | 🇲🇾 Malaysia | 🇹🇭 Thailand | 🇮🇩 Indonesia | 🇸🇬 Singapore | 🇲🇾 Malaysia | 🇹🇭 Thailand | 🇮🇩 Indonesia |
| Distance | ~2,450 km | ~2,300 km | ~3,000 km | ~4,700 km | ~2,400 NM | ~2,200 NM | ~2,600 NM | ~2,800 NM |
| Transit Time | 1–2 days | 1–2 days | 2–3 days | 2–4 days | 8–10 days | 9–13 days | 12–16 days | 13–18 days |
| Transport | Air Cargo | Air Cargo | Air Cargo | Air Cargo | Sea (Container) | Sea (Container) | Sea (Container) | Sea (Container) |
Transit times are indicative and may vary by carrier, routing, customs clearance and port conditions.
HOT INDUCTION BENDING WORKFLOW
A controlled sequence of inspection, bending, testing and preparation—from pipe receipt to dispatch.
01Pipe ReceivingMaterial receipt and verification
02Pipe InspectionIncoming quality checks
03Hot Induction BendingControlled heating and forming
04Initial Visual & Dimension InspectionFirst-stage dimensional review
05Post Bend Heat TreatmentIf applicable
06Sample MarkingFor test bend
07Final Visual & Dimension InspectionFinal conformity check
08NDT InspectionAs applicable
09Hydro TestingPressure testing
10End PreparationEnd finishing operations
11Destructive TestingFor test bend
12Bend MarkingIdentification and traceability
13End ProtectionProtective finishing
14PackingSecure packing for handling
15Storage / ShippingReady for dispatch
9. Countries We Export To
United States
Saudi Arabia
UAE
Brazil
Australia
Canada
Oman
Egypt
Singapore
Malaysia
Qatar
Kuwait
Germany
France
Italy
Spain
United Kingdom
Mexico
Indonesia
South Korea
Japan
Thailand
Vietnam
Turkey
China