Technical Details Summary
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Manufacturing Processes: Hot mandrel forming, cold pressing, drop forging, machining, beveling, galvanizing, and black rust-preventative coating.
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Dimensional Range: Buttweld fittings from 1/2" NB to 48" NB (SCH 20 up to SCH XXS); Forged Socket-Weld & Threaded fittings from 1/8" NB to 4" NB (Class 2000, 3000, 6000, 9000).
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Manufacturing Standards: Fully compliant with ASME B16.9, ASME B16.11, BS 1740, IS 1239 (Part 2), IS 3589, and MSS-SP-75.
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ASTM Grades: Buttweld: A234 (WPB/WPA), A420 (WPL6), A860 (WPHY 42/46/52); Forged: A105, A350 LF2.
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Indian Standards Grades (IS): IS 1239 Part 2 (Class A/B/C), IS 3589, IS 2062 (E250 A/B, E350).
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Quality & Verification: EN 10204 3.1 Mill Test Certification, Hydrostatic Pressure Testing, Radiographic Testing (RT), Magnetic Particle Inspection (MPI), and Hardness Verification.
Mild Steel Pipe Fittings Specifications
Detailed dimensional parameters, manufacturing methods, and standard supply capabilities offered by Trident Metal & Alloys.
| Specification Parameter | Manufacturing Capabilities & Supply Limits |
|---|---|
| Fittings Types | 45° & 90° Elbows (LR & SR), Equal & Reducing Tees, Concentric & Eccentric Reducers, Pipe Caps, Stub Ends, Crosses, Couplings, Unions, Nipples |
| Buttweld Size Range | Seamless: 1/2" NB to 24" NB; Welded / Fabricated: 14" NB to 48" NB |
| Forged Size Range | 1/8" NB to 4" NB (Threaded NPT/BSPT and Socket-Weld ends) |
| Wall Thickness Schedules | SCH 10, SCH 20, SCH 30, SCH STD, SCH 40, SCH 60, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, SCH XXS |
| Pressure Ratings (Forged) | Class 2000, Class 3000, Class 6000, Class 9000 |
| ASTM Specifications | ASTM A234, ASTM A420, ASTM A860, ASTM A105, ASTM A350 |
| Indian Specifications | IS 1239 (Part 2), IS 3589, IS 2062 |
| Protective Coatings | Hot-Dip Galvanized (HDG), Black Anti-Rust Oil, Epoxy Coating, Electro-Galvanized, Black Bitumen Paint |
| End Configurations | Plain End (PE), Beveled End (BE to ASME B16.25), Socket-Weld (SW), Threaded (NPT/BSPT/BSP) |
Mild Steel Pipe Fittings Overview
Trident Metal & Alloys is one of the leading Mild Steel Pipe Fittings Manufacturers in India. We engineer high-integrity seamless and welded MS Pipe Fittings designed for efficient flow redirection, line size reduction, and pressure distribution across industrial piping networks.
Our production facilities utilize precision hot mandrel hydraulic presses and heavy-duty forging hammers to maintain uniform wall thickness along throat turns and branch junctions. Engineered to handle continuous fluid velocity and mechanical line stresses, these fittings connect smoothly to our structural profiles and pipe lines, serving utility lines, firefighting systems, and cross-country fluid transport lines.
As trusted Mild Steel Pipe Fittings Suppliers in India, we maintain extensive ready stock of standard Mild Steel Pipe Fittings in both ASTM and Indian Standard (IS) material grades. Dispatched with complete EN 10204 3.1 Mill Test Certificates (MTCs), our products comply with ASME, DIN, and IS engineering codes for complete installation safety.
Mild Steel Pipe Fittings Material Grades & Standards
| Grade Category | Alloy Grade / Specification | Primary Characteristics & Practical Uses |
|---|---|---|
| Wrought & Buttweld (ASTM) | ASTM A234 Grade WPB | Industrial standard for steam, oil, and gas lines; easy to weld, cost-effective, and highly reliable. |
| Wrought & Buttweld (ASTM) | ASTM A234 Grade WPA | High-ductility grade; perfect for low-stress plumbing, water treatment systems, and quick field welding. |
| Wrought & Buttweld (ASTM) | ASTM A420 Grade WPL6 | Freeze-resistant grade tested down to -45°C; stops brittle cracking in cold-climate chemical and gas lines. |
| Wrought & Buttweld (ASTM) | ASTM A860 WPHY 42 / 46 / 52 | High-yield line pipe fittings (42k to 52k PSI); handles extreme pressures in oil and gas pipelines with lighter walls. |
| Forged & Threaded (ASTM) | ASTM A105 | Heavy drop-forged steel; built for high-pressure threaded and socket-weld valves, instruments, and steam traps. |
| Forged & Threaded (ASTM) | ASTM A350 Grade LF2 | Low-temperature forged steel; guaranteed tough down to -46°C for arctic pressure tanks and refrigerated gas systems. |
| Indian Standards (IS) | IS 1239 (Part 2) Class A (Light) | Light-gauge economical choice; ideal for low-pressure domestic water, agriculture, and temporary lines. |
| Indian Standards (IS) | IS 1239 (Part 2) Class B (Medium) | Standard-gauge utility choice; built for city water supply, low-pressure air, and HVAC chilled water loops. |
| Indian Standards (IS) | IS 1239 (Part 2) Class C (Heavy) | Thick-wall heavy-duty choice; handles high working pressure and stress in industrial steam and fire protection lines. |
| Indian Standards (IS) | IS 3589 | Large-diameter steel fittings; engineered for municipal water supply mains, sewage, and structural piling. |
| Indian Standards (IS) | IS 2062 Grade E250 (A/B) | General structural grade; offers easy site welding and forming for industrial fabrications and low-pressure ducts. |
| Indian Standards (IS) | IS 2062 Grade E350 | High-tensile structural grade (350 MPa yield); delivers extra load capacity for heavy industrial supports and ducts. |
Key Advantages of Mild Steel Pipe Fittings
High Cost Efficiency
Delivers dependable structural strength and leak-tight jointing at a fraction of the cost of alloy or stainless steel fittings.
Easy Field Weldability
Low carbon content allows quick, clean butt welding, socket welding, or threading without the need for complex pre-heating protocols.
Smooth Internal Flow
Precision mandrel shaping produces uniform internal radii and smooth wall contours, reducing pressure drops and line turbulence.
Galvanized Corrosion Defense
Available with hot-dip galvanizing to form a zinc shield that prevents rust and corrosion in outdoor and underground water lines.
Pressure & Shock Resistance
Drop-forged and seamless wrought structures absorb fluid pressure spikes, water hammer, and mechanical line vibrations without cracking.
Quality Verification & Testing Standards
Every shipment dispatched by Trident Metal & Alloys undergoes thorough quality assurance testing to meet global project guidelines:
Mill Test Certification
Complete EN 10204 3.1 certificates detailing ladle chemical composition, yield strength, tensile stress, elongation percentage, and heat code.
Hydrostatic & Pressure Proof Testing
100% pressure verification testing on standard fitting bodies to guarantee zero leakage under peak line working pressure.
Non-Destructive Testing (NDT)
Ultrasonic Testing (UT), Magnetic Particle Inspection (MPI) on forged fittings, and Radiographic Testing (RT) on seam-welded fittings.
Third-Party Inspection (TPI)
Fully approved for independent testing clearance by agencies like TUV, Bureau Veritas, SGS, DNV, and Lloyd's Register.
Regional Supply Network Across India
Western Region (Maharashtra & Gujarat)
Supplying ASTM A234 WPB elbows, A105 forged fittings, and IS 3589 large-diameter reducers to refineries, chemical plants, and shipyards in Mumbai, Pune, Thane, Navi Mumbai, Ahmedabad, Vadodara, Surat, and Jamnagar.
Northern & Central Region (NCR, Punjab, UP & MP)
Distributing IS 1239 Class B/C galvanized fittings, A420 WPL6 low-temp tees, and IS 2062 fabricated fittings for HVAC networks, firefighting setups, and sugar mills in Delhi NCR, Gurgaon, Faridabad, Ghaziabad, Ludhiana, Kanpur, Indore, and Bhopal.
Southern Region (Tamil Nadu, Karnataka, Telangana & AP)
Delivering high-yield ASTM A860 WPHY 52 fittings, A350 LF2 forged unions, and IS 2062 E350 heavy-duty fittings to thermal power units, water supply projects, and pharma plants in Chennai, Bengaluru, Hyderabad, Visakhapatnam, Coimbatore, and Kochi.
Eastern Region (West Bengal, Odisha, Jharkhand & Chhattisgarh)
Bulk supply of heavy-wall SCH 80/160 WPB fittings, IS 1239 Heavy class elbows, and structural IS 2062 fittings for steel plant expansions, coal washing utilities, and port works in Kolkata, Durgapur, Jamshedpur, Rourkela, Bhilai, and Paradip.
Frequently Asked Questions
Q: What is the difference between ASTM A234 WPB and ASTM A105 pipe fittings?
A: ASTM A234 WPB covers wrought seamless and welded buttweld fittings (such as elbows, tees, and reducers), whereas ASTM A105 covers drop-forged socket-weld and threaded fittings used for higher pressure, smaller-bore lines.
Q: Are your MS pipe fittings available with hot-dip galvanizing?
A: Yes, we supply all IS 1239, IS 2062, and ASTM fittings with uniform hot-dip galvanizing (HDG) to shield steel surfaces against atmospheric rust and underground water exposure.
Q: What end preparation is provided on buttweld MS pipe fittings?
A: Standard buttweld fittings from 2" NB and above are supplied with 37.5° bevel ends compliant with ASME B16.25 for smooth site welding, while smaller sizes are plain ended.
Q: What documentation accompanies mild steel pipe fitting orders?
A: Every consignment includes an EN 10204 3.1 Mill Test Certificate covering raw material heat numbers, mechanical test results, chemical analysis, and pressure clearance reports.
Request a Quote
Contact Trident Metal & Alloys for factory-direct pricing, stock availability, and technical material support for your mild steel pipe fitting requirements.
- Email Inquiries: tridentmetal96@yahoo.com
- Direct Phone / WhatsApp: +91 9619282829 / +91 9619966304
