The stainless steel 304H Buttweld Fittings are specially designed to be used in the piping systems that require the pipes to be of high temperature and strength, structural and corrosive stability are very important. The high-carbon variant of 304 stainless steel is 304H, which aims at offering greater mechanical characteristics in the higher temperature working conditions. Due to its high creep strength and oxidation resistance, 304H is prevalent in petrochemical facilities, oil refineries, power facilities, and high temperature chemical processing industries.
As a top Stainless Steel 304H Buttweld Fittings Manufacturers in Bangalore, India , our Stainless Steel 304H Buttweld Fittings to meet the global standards, i.e. ASTM A403, ASME B16.9, ASME B16.28, and MSS SP-43 and can guarantee dimensional accuracy, weld compatibility, and long term reliability in operation. These standards ensure that fittings are of high standards regarding chemical structure, mechanical and pressure carrying capacities.
Stainless Steel 304H Buttweld Fittings Suppliers in Bangalore, India
Shubham Metals being the long-established Stainless Steel 304H Buttweld Fittings Suppliers in Bangalore, India have a stock of standard sizes and schedules in extensive stock. We have an effective supply chain that allows quick delivery and safe packaging of local customers.
Supplier Benefits:
- Large size range capacity.
- Immediate dispatch support
- Bulk order advantages
- Full documentation including MTC.
- Secure shipping and packaging.
We also provide coordination on inquiry to final delivery.
Metallurgical Composition and High-Temperature Characteristics of Stainless Steel 304H
Stainless Steel 304H is an austenitic chromium-nickel alloy with a higher content of carbon of between 0.04 to 0.10 percent. It has a higher level of carbon that distinguishes it as compared to normal 304 and low-carbon 304L grades. The added carbon increases the tensile strength and creep defiance at high temperatures, which makes it viable in pressure piping systems that see continuous load on thermal systems.
The typical chemical composition includes:
- Chromium (18-20%)
- Nickel (8-10.5%)
- Carbon (0.04-0.10%)
- Manganese (Max 2%)
- Silicon (Max 1%)
Chromium gives corrosion and oxidation resistance through the formation of a protective oxide coating on the surface, whereas nickel gives the austenitic microstructure stability and increases toughness. The increased carbon level enhances the strength of the grain boundaries and this contributes to the deformation resistance at high temperatures.
304H is actively used in the temperature of service of 500degC to 870degC and can endure the oxidation in the occasional service up to about 870degC.
What Are Buttweld Fittings?
Buttweld fittings are fitting that is a part of piping that is welded on the pipes to form a continuous and leak free pipeline. These fittings are very popular in systems of high pressure and in high temperature since the welded joints are structurally stronger than threaded or socket weld fittings.
Stainless Steel 304H Buttweld Fittings are commonly used for:
- This reversal of flow.
- and decreasing or increasing the size of pipes.
- Establishing branch interconnections.
- Terminating pipeline ends
They have smooth interior surfaces which allow them to have less turbulence and pressure drop which adds to an efficient fluid flow.
Types of Stainless Steel 304H Buttweld Fittings
There is a full line of 304H Buttweld Fittings that can be used in various industrial applications. The most frequently provided fittings are:
- 90° Long Radius Elbows to allow easy change of direction.
- 45° Elbows to make slight adjustments of alignment.
- Compact systems Bends 180° Returns.
- Equal Tees to distribute to the branches.
- Slender down-sizing of Tees to fit pipe sizes.
- Aligned pipe transition reducers Concentric.
- Settlers to eliminate bubbles.
- Stub Ends will match lap joint flanges.
- Pipeline termination End Caps.
The fittings are made in both welded and seamless constructions. High-pressure systems normally require seamless fittings, while moderate pressure fittings are likely to be solved using welded fittings that are cost effective.
Mechanical Properties & High-Temperature Performance
The Stainless steel 304H Buttweld Fittings have been appreciated to have high mechanical properties of:
- Tensile Strength: Minimum 515 MPa
- Yield Strength: Minimum 205 MPa
- Elongation: Minimum 35%
- Hardness: Maximum 201 HB
The resulting tensile and yield strength assists the fittings to resist the internal pressure and mechanical strain. The increased carbon level increases creep resistance and the material is capable of sustaining dimensions at constant exposure to high temperatures.
In power plants, and refinery units, creep resistance may be of particular concern, as pipelines that are subjected to superheated steam or hot process fluid over a time can exceed many hours. Stress resistance deformation capability of the alloy contributes hugely to service life and safety of operation.
Corrosion & Oxidation Resistance
Even though its application is mainly in high-temperature strength, 304H is also useful in corrosion result in other industrial applications. The layer on the surface that contains chromium and oxide prevents the surface against oxidation and scaling in high temperature environments.
304H is suitable for:
- Steam lines
- Mild chemical environments
- Oxidizing atmospheres
- Industrial heat exchangers
But in chloride rich or marine applications other grades containing molybdenum might be of better pitting resistance.
Stainless Steel 304H Buttweld Fittings Dealers in Bangalore, India
Shubham Metals is a reputable Stainless Steel 304H Buttweld Fittings Dealers in Bangalore, India to the contractors, fabricators and procurement departments.
Export Services Include:
- Genuine certified products
- Flexible order quantities
- Prompt communication
- Uniqueness in project solutions.
- Competitive dealer pricing
We guarantee the alignment to the international industrial demands and secure shipment to the foreign customers.
Manufacturing Process & Quality Control
The production of Stainless Steel 304H Buttweld Fittings has a stringent quality check across the production.
- Raw Material Selection: Stainless steel pipes or plates are obtained with certified mills whose heat numbers can be traced fully.
Forming & Shaping: Hot forming, cold forming or hydraulic pressing are used in the making of fittings depending on the size and shape.
- Heat Treatment: Solution annealing is done where necessary to regain corrosion resistance and deform the material in order to relieve the residual stresses following forming.
- Machining & Beveling: All the fittings are beveled to the welding standards so that the root can easily penetrate the material and allow joint formation.
- Inspection & Testing:
Every batch undergoes:
- Dimensional inspection
- Thickness inspection of the wall.
- Surface defect examination
- Positive Material Identification (PMI)
- Request testing Non-destructive testing On request.
Mill Test Certificates are given to confirm chemical and mechanical properties.
Industries That Rely on 304H Buttweld Fittings for High-Temperature Reliability
The Stainless Steel 304H Buttweld Fittings are also widespread in the industries that need high temperature and pressure resistance.
- Petrochemical Industry: Applied in catalytic reformers, cracking units and distillation systems where pipelines are exposed to high temperatures.
- Oil & Gas Processing: Fitted in refinery pipelines that carry high temperature hydrocarbon and steam.
- Power Generation Plants: Used in superheated steam lines, boiler header and turbine exhaust.
- Chemical Processing: Applicable to reactors, heat exchangers and hot chemical transfer lines.
- Industrial Steam Networks: Applied in steam distribution, piping infrastructure of high pressure.
Their stability in the harsh environments and thermal stability provides them with safe and efficient working in the harsh environment.
Stainless Steel 304H Buttweld Fittings Exporters in Bangalore, India
Shubham Metals is also an identified as Stainless Steel 304H Buttweld Fittings Exporters in Bangalore, India with the export grade materials being made available to the international markets.
Export Services Include:
- FOB and CIF shipment options
- Co-ordination of third-party inspection.
- Full exported documentation.
- Secure wooden box packaging
- Timely global shipment
We will make sure that we stay in line with international industrial standards and deliver safely to our foreign customers.
Why Choose Shubham Metals for Stainless Steel 304H Buttweld Fittings?
Shubham Metals is a reputed manufacturers and distributor of Stainless Steel 304H Buttweld Fittings in Bangalore, India that is renowned in providing certified and practical piping alternatives.
Our Strengths Include:
- High grade ASTM 304H certified raw materials.
- Inaccurate production by international standards.
- Close control of the quality at each step.
- High level of dimensional rightness and weldability.
- Bulk and project pricing completed at competitive prices.
- Inventory of emergency industrial needs.
- PAN Bangalore, India and global supply strengths.
- Specialized technical support of EPC contractors.
We are concentrated on providing long-term, high-quality fittings that should address the needs of high-temperature industrial systems.
Power Your High-Temperature Projects with Reliable 304H Buttweld Fittings!
The Stainless steel 304H Buttweld Fittings are perfectly suited in high temperature and pressure pipes where the strength, creep, and corrosion resistance are of great concern. Having increased carbon content, high weldability, and confident mechanical property, 304H is still a choice in petrochemical, power generation, refinery, and industrial heating applications.
Shubham Metals is distributor of certified and high performance Stainless Steel 304H Buttweld Fittings manufactured precisely and to suit the changing requirements of modern industrial infrastructure. We offer reliable piping solutions both to domestic supply and to export into the international market with the support of quality assurance and technical skills.
To be able to price, consult technical or have bulk purchase support then contact Shubham Metals and get a good supply of high-temperature piping components to your next industrial setup.
Technical Specifications
| Stainless Steel 304H Buttweld Fittings – Technical Specifications | |
|---|---|
| UNS Number | S30409 |
| ASTM Specification | A312 TP304H |
| Size Range | Seamless 1/2" to 24", Welded 6" to 48" |
| Type | Elbow 45°/90°/180°, Tee (Equal/Reducing), Reducer (Concentric/Eccentric), Cap, Stub End, Cross |
| Wall Schedule | SCH 10 to XXS |
| Standards | ASME B16.9, B16.28, MSS-SP-43, MSS-SP-75 |
| Manufacturing | Cold-formed / Hot-formed / Forged |
| End Finish | Bevelled End as per ASME B16.25 |
| Testing | Hydrostatic, PMI, Hardness, IGC, Ultrasonic, Dye Penetrant |
| Certification | EN 10204 3.1 / 3.2 Mill Test Certificate |
