
Manufacturing Capabilities Pipe Fittings & Flanges
Advanced Production Facilities for High-Quality Steel Products
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Manufacturing Capabilities Pipe Fittings & Flanges
TWH Steel is equipped with advanced production facilities for flanges and pipe fittings, as well as comprehensive inspection equipment. This enables the company to deliver high-quality products and perform a wide range of tests, including non-destructive examination (NDE), chemical composition analysis, corrosion resistance testing, tensile testing, impact testing, metallographic examination, and hardness testing.
In This Article
Pipe Fittings
TWH Steel manufactures a complete range of butt-weld pipe fittings in accordance with international standards.
Standards
ASME & MSS SP standards.
Types
- Elbows (LR / SR – 45°, 90°)
- Tees (Equal / Reducing)
- Reducers (Concentric / Eccentric)
- Caps
Materials
- Carbon Steel
- Alloy Steel
- Stainless Steel
- Duplex
Manufacturing Processes
- Hot forming / induction bending
- Heat treatment
- End preparation: Beveling
- Dimensional & Quality Control
- Visual inspection and surface quality control
- Marking and stock
Flanges
TWH Steel produces forged and machined flanges for a wide range of pressure classes and applications.
Standards
ASME & MSS SP standards.
Types
- Weld Neck (WN)
- Slip-On (SO)
- Blind (BL)
Pressure Ratings
- Class 150 to Class 2500
Facing Types
- RF (Raised Face)
- FF (Flat Face)
- RTJ (Ring Type Joint)
Materials
- Carbon Steel
- Alloy Steel
- Stainless Steel
- Duplex
Manufacturing Processes
- CNC machining
- Marking and full traceability
Inspection & Compliance
- Dimensional inspection per ASME standards
- Surface finish control
Testing & Inspection
Non-Destructive Examination (NDE)
Performed in accordance with ASME Section V and applicable standards:
- Ultrasonic Testing (UT)
- Radiographic Testing (RT)
- Magnetic Particle Testing (MT)
- Liquid Penetrant Testing (PT)
- Visual Inspection (VT)
Mechanical Testing
- Tensile Test
- Impact Test – Charpy V-Notch
- Hardness Testing (Brinell / Rockwell / Vickers)
Chemical & Metallurgical Testing
- Chemical Composition Analysis
- Metallographic Examination
Corrosion & Specialized Testing
- Corrosion resistance testing per applicable standards
Quality Documentation
- Mill Test Certificates (MTC)
- Inspection Test Plans (ITP)


