BS EN 10253-2 S235 Pipe Fittings Supplied for Industrial Piping Project in Switzerland
Haihao Group recently completed the production and shipment of a large batch of BS EN 10253-2 S235 pipe fittings for a valued customer in Switzerland. The order included 90 degree long radius elbows, concentric reducers, and tees manufactured according to BS EN 10253-2 requirements for industrial piping systems.
Product Overview of BS EN 10253-2 S235 Pipe Fittings
The supplied products mainly included:
- 90° long radius elbows
- Concentric reducers
- Equal and reducing tees
- S235 carbon steel fittings
- Anti-rust oil coated pipe fittings
All products were manufactured according to BS EN 10253-2 standards and inspected before shipment to ensure dimensional accuracy and welding performance.
Product Specification Table
| Product | Size / Thickness | Standard | Material | Surface Treatment |
| 90° Long Radius Elbow | 26.9 × 2.3 mm | BS EN 10253-2 | S235 | Anti-rust Oil |
| 90° Long Radius Elbow | 33.7 × 2.6 mm | BS EN 10253-2 | S235 | Anti-rust Oil |
| 90° Long Radius Elbow | 33.7 × 3.25 mm | BS EN 10253-2 | S235 | Anti-rust Oil |
| 90° Long Radius Elbow | 48.3 × 3.25 mm | BS EN 10253-2 | S235 | Anti-rust Oil |
| 90° Long Radius Elbow | 60.3 × 3.25 mm | BS EN 10253-2 | S235 | Anti-rust Oil |
| 90° Long Radius Elbow | 88.9 × 4.05 mm | BS EN 10253-2 | S235 | Anti-rust Oil |
| 90° Long Radius Elbow | 168.3 × 4.5 mm | BS EN 10253-2 | S235 | Anti-rust Oil |
| 90° Long Radius Elbow | 219.1 × 6.3 mm | BS EN 10253-2 | S235 | Anti-rust Oil |
| Concentric Reducer | 33.7 / 26.9 × 2.6 / 2.3 mm | BS EN 10253-2 | S235 | Anti-rust Oil |
| Concentric Reducer | 219.1 / 139.7 × 6.3 / 4 mm | BS EN 10253-2 | S235 | Anti-rust Oil |
| Equal Tee | 60.3 × 2.9 mm | BS EN 10253-2 | S235 | Anti-rust Oil |
| Reducing Tee | 114.3 / 60.3 × 3.6 / 2.9 mm | BS EN 10253-2 | S235 | Anti-rust Oil |
| Equal Tee | 168.3 × 4.5 mm | BS EN 10253-2 | S235 | Anti-rust Oil |
The project covered a wide range of dimensions to meet the customer’s piping connection requirements for industrial fluid transportation systems.
Manufacturing Requirements and Technical Details
For this Switzerland project, the customer specified strict bevel and dimensional acceptance requirements according to EN 10253-2 standards.
Bevel Preparation Requirements
- Pipe fittings below 3 mm thickness were supplied with plain ends
- Pipe fittings above 3 mm thickness were prepared with bevel ends
- Bevel angle: 30° (+5° tolerance)
- Blunt edge required for welding safety
- All bevels inspected according to EN 10253-2
These machining requirements help improve welding quality and installation efficiency during pipeline construction.

90 degree long radius elbow manufactured by Haihao Group
Dimensional Tolerance Control
Haihao Group performed strict dimensional inspections during production.
The wall thickness tolerance was controlled according to customer specifications:
- Positive tolerance: not exceeding +12.5%
- Negative tolerance: not lower than 87.5%
This level of precision is especially important for industrial piping fittings used in pressure systems and fabrication workshops.
Advantages of BS EN 10253-2 S235 Pipe Fittings
BS EN 10253-2 S235 pipe fittings are widely used in industrial piping projects because of their reliable mechanical properties and cost-effective performance.
Key Benefits
- Good weldability
- Stable dimensional accuracy
- Excellent fabrication performance
- Suitable for low and medium pressure systems
- Easy installation and maintenance
- Compatible with European piping standards
These advantages make S235 carbon steel fittings suitable for industrial plants, utility pipelines, mechanical systems, and structural piping applications.
Quality Inspection and Surface Protection
To ensure long-distance transportation safety, all fittings were coated with anti-rust oil before packing.
Haihao Group also carried out:
- Visual inspection
- Dimensional verification
- Bevel inspection
- Surface quality checking
- Packing inspection
The products were packed in export-standard seaworthy packaging to protect the fittings during international transportation from China to Switzerland.
Applications of EN 10253-2 Pipe Fittings
The supplied EN 10253-2 pipe fittings are commonly used in:
- Industrial piping systems
- Water treatment projects
- Mechanical engineering
- Energy facilities
- HVAC systems
- General steel pipeline construction
Because of their reliable welding performance, 90 degree long radius elbows, tees, and reducers are essential components in pipeline connection systems.
Why Customers Choose Haihao Group
As an experienced manufacturer and exporter of industrial pipe fittings, Haihao Group supplies products that comply with international standards including:
- BS EN 10253-2
- ASME B16.9
- MSS SP-97
- ASTM standards
Haihao Group supports customers worldwide with:
- Custom manufacturing
- Fast production schedules
- Strict quality control
- Export packaging solutions
- Technical support for piping projects
The successful shipment to Switzerland once again demonstrates Haihao Group’s capability in supplying reliable carbon steel pipe fittings for global industrial applications.
FAQ
What is BS EN 10253-2?
BS EN 10253-2 is a European standard for butt welding pipe fittings made from non-alloy and ferritic alloy steels with specific inspection requirements.
What material is S235?
S235 is a commonly used non-alloy structural steel with good weldability and mechanical performance for industrial piping applications.
What are 90 degree long radius elbows used for?
90° LR elbows are used to change the direction of pipeline flow while reducing pressure loss and turbulence.
Why is bevel preparation important for pipe fittings?
Proper bevel preparation improves welding quality, penetration, and installation safety during pipeline fabrication.
Does Haihao Group provide customized pipe fittings?
Yes. Haihao Group Contact Page provides customized manufacturing according to project specifications, drawings, and international standards.

