Pipe End Cap Fittings Manufacturer in India
Pipe End Cap Fittings Manufacturer in India
Sachiya Steel International is a leading Pipe End Cap Fittings Manufacturer in India, offering domed closures that seal the open end of a pipe in industrial piping systems. Established in 2005, we have 20+ years of experience in supplying pipe end cap fittings in carbon steel, stainless steel, alloy steel, duplex steel and nickel alloys. Our product range includes seamless and welded butt weld end caps and forged threaded end caps, with dimensions selected to match the pipe sizes and wall thicknesses on your drawings.
We supply pipe end cap fittings in sizes from 1/2″ to 24″ NB for butt weld types and from 1/8″ to 4″ for threaded types, with schedules and classes to suit project requirements. Material options include ASTM A234 WPB, WPL6, WP11, WP22, ASTM A403 stainless steel grades, ASTM A105, ASTM A182 grades and duplex grades, subject to availability. As an ISO-certified, TÜV-approved and MSME-registered company, we can manufacture and export up to 100 tonnes per month, serving customers across 85+ countries with inspection and material documentation available as required.
What Are Pipe End Cap Fittings?
Pipe end cap fittings are used to close the open end of a pipe and prevent fluids, gases, or other materials from escaping. They are available in different designs, including butt weld, threaded, and socket weld types, to suit various piping systems. Industries such as oil and gas, chemical processing, power generation, and water treatment use pipe end caps to close pipelines during operation or when a line is no longer in use.
Pipe end caps come in different materials, sizes, and wall thicknesses to meet specific project requirements. Butt weld end caps are generally manufactured to ASME B16.9, while forged fittings follow ASME B16.11 where applicable. The right end cap depends on the pipe dimensions, material grade, pressure, temperature, and operating conditions of the system. Selecting a suitable fitting helps ensure a secure pipe closure and reliable performance.
Types of Caps Fittings
Explore our range of industrial cap fittings, including pipe end caps, butt weld caps, threaded caps, socket weld caps, stainless steel caps and carbon steel caps for diverse piping applications.
Pipe End Cap Fittings
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Butt Weld Cap Fittings
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Threaded Cap Fittings
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Socket Weld Cap Fittings
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Stainless Steel Cap Fittings
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Carbon Steel Cap Fittings
→Pipe End Cap Fittings Types We Supply
As an experienced pipe end cap fittings manufacturer, we offer different types of pipe caps to meet the needs of industrial piping systems. Our range covers various connection types and materials for applications in oil and gas, chemical processing, power generation, water treatment, and other industries.
- Butt Weld End Caps: Weld directly to the pipe to provide a permanent, secure closure.
- Seamless End Caps: Made without a welded seam and suitable for applications requiring seamless construction.
- Welded End Caps: Used in piping systems where welded construction meets project requirements.
- Threaded End Caps: Connect to compatible threaded pipes and allow removal when needed.
- Socket Weld End Caps: Join to compatible pipes through a socket weld connection.
- Stainless Steel End Caps: Offer corrosion resistance for suitable industrial applications.
- Carbon Steel End Caps: Commonly used in general industrial piping, oil, and gas systems.
- Alloy Steel End Caps: Suitable for applications with specific temperature and strength requirements.
- Duplex and Nickel Alloy End Caps: Used in demanding environments requiring specialised strength or corrosion resistance.
We supply end caps in different sizes, wall thicknesses, and material grades according to applicable standards and customer specifications.
Why Choose Pipe End Cap Fittings?
Pipe end cap fittings help close open pipe ends and protect piping systems from leaks, dirt, moisture, and other unwanted materials. They provide a practical solution for ending a pipeline, isolating unused connections, or preparing a piping system for future expansion. The right end cap helps maintain system integrity and supports safe operation across different industrial applications.
- Leak Prevention: Closes pipe ends to help prevent unwanted fluid or gas leakage.
- System Protection: Keeps dust, moisture, and foreign materials out of open pipelines.
- Material Options: Available in carbon steel, stainless steel, alloy steel, duplex, and nickel alloys.
- Different Connections: Butt weld, threaded, and socket weld options suit different piping designs.
- Industrial Versatility: Used in oil and gas, petrochemical, chemical, power generation, marine, and water treatment systems.
- Long-Term Performance: Selecting the correct material and specifications helps improve service life under suitable operating conditions.
Choosing the right pipe end cap depends on pipe size, material grade, pressure, temperature, and application requirements. We supply end caps in various specifications to support industrial projects, with a focus on quality, material traceability, and reliable delivery.
Types of Pipe Fittings
Explore our range of industrial pipe fittings, including elbows, tees, reducers, caps, stub ends, bends and other fittings for diverse piping applications and engineering requirements. s.
Pipe Fittings
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Elbows Fittings
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Tees Fittings
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Reducers Fittings
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Caps Fittings
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Stub Ends Fittings
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Crosses Fittings
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Nipples Fittings
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Unions Fittings
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Plugs Fittings
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Bushings Fittings
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Swage Nipples
→Get Certified Pipe End Cap Fittings at Competitive Factory Prices
Pipe End Cap Fittings Specifications
| Property | Specification |
|---|---|
| Product Name | Pipe End Cap Fittings |
| Types | Butt weld end cap, forged threaded end cap, seamless, welded, heavy wall |
| Butt Weld Size Range | 1/2" to 24" NB |
| Threaded Size Range | 1/8" to 4" NB |
| Wall Thickness | Sch 5S, 10S, 10, 20, 30, 40, STD, 60, 80, XS, 100, 120, 140, 160, XXS |
| Threaded Pressure Class | 3000#, 6000# |
| Head Shape | 2:1 ellipsoidal (standard), hemispherical on request |
| Materials | Carbon steel, low temperature carbon steel, alloy steel, stainless steel, duplex, super duplex, nickel alloys |
| Dimension Standards | ASME B16.9, ASME B16.11, MSS SP-43 |
| Material Standards | ASTM A234, A403, A420, A815, A105, A182, B366 |
| End Type | Bevel end per ASME B16.25 (butt weld), NPT or BSP threads (threaded) |
| Construction | Seamless, welded and forged |
| Surface Finish | Black, oil coated, pickled, sand blasted, polished |
| Heat Treatment | Normalising, stress relieving, solution annealing |
| Testing | PMI, hardness, dimensional, hydrostatic, NDT |
| Certification | EN 10204 3.1, 3.2 on request |
| How to Order | Size, type, schedule or class, grade and standard (for example: Butt Weld End Cap 8", Sch 40, A234 WPB, ASME B16.9) |
| Custom Work | Special sizes, walls, grades, heads and connections |
Pipe End Cap Fittings Chemical Composition
Values are in %, maximum unless a range is shown.
| Grade | C | Mn | Si | P | S | Cr | Ni | Mo |
|---|---|---|---|---|---|---|---|---|
| A234 WPB | 0.30 | 0.29–1.06 | 0.10 min | 0.050 | 0.058 | 0.40 | 0.40 | 0.15 |
| A105 | 0.35 | 0.60–1.05 | 0.10–0.35 | 0.035 | 0.040 | 0.30 | 0.40 | 0.12 |
| A403 WP304 | 0.08 | 2.00 | 1.00 | 0.045 | 0.030 | 18.0–20.0 | 8.0–11.0 | – |
| A403 WP316L | 0.035 | 2.00 | 1.00 | 0.045 | 0.030 | 16.0–18.0 | 10.0–15.0 | 2.0–3.0 |
| A182 F304L | 0.030 | 2.00 | 1.00 | 0.045 | 0.030 | 18.0–20.0 | 8.0–13.0 | – |
| A182 F316 | 0.08 | 2.00 | 1.00 | 0.045 | 0.030 | 16.0–18.0 | 10.0–14.0 | 2.0–3.0 |
| A815 UNS S31803 | 0.030 | 2.00 | 1.00 | 0.030 | 0.020 | 21.0–23.0 | 4.5–6.5 | 2.5–3.5 |
A105 also carries up to 0.40% copper and 0.05% vanadium. Duplex S31803 carries 0.08–0.20% nitrogen.
Pipe End Cap Fittings Mechanical Properties
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
|---|---|---|---|
| A234 WPB | 415–585 | 240 min | 22 min |
| A105 | 485 min | 250 min | 22 min |
| A420 WPL6 | 415–585 | 240 min | 22 min |
| A403 WP304 / WP316 | 515 min | 205 min | 28 min |
| A403 WP304L / WP316L | 485 min | 170 min | 28 min |
| A182 F304 / F316 | 515 min | 205 min | 30 min |
| A182 F304L / F316L | 485 min | 170 min | 30 min |
| A815 UNS S31803 | 620 min | 450 min | 25 min |
Pipe End Cap Fittings Size Chart
| NB | Inch | Pipe OD (mm) | Where This End Cap Size Goes |
|---|---|---|---|
| 15 | 1/2" | 21.3 | Instrument and sample line closures |
| 20 | 3/4" | 26.7 | Compressed air and utility ends |
| 25 | 1" | 33.4 | Chemical dosing line closures |
| 50 | 2" | 60.3 | Cooling water and drain line ends |
| 80 | 3" | 88.9 | Fire water and fuel line ends |
| 100 | 4" | 114.3 | Steam and process line closures |
| 150 | 6" | 168.3 | Pump manifold and header ends |
| 200 | 8" | 219.1 | Main process header ends |
| 300 | 12" | 323.9 | Transfer line and cooling circuit ends |
| 400 | 16" | 406.4 | Refinery and plant main closures |
| 600 | 24" | 609.6 | Pipeline and large header ends |
Pipe End Cap Fittings Dimension Chart (ASME B16.9 and B16.11)
Butt weld end caps (ASME B16.9). E is the overall length for standard walls, and E1 applies to heavier walls. All dimensions are in mm.
| NPS | DN | Pipe OD | Sch 40 Wall | Sch 80 Wall | Length (E) | Length for Heavier Walls (E1) |
|---|---|---|---|---|---|---|
| 1/2" | 15 | 21.3 | 2.77 | 3.73 | 25 | 25 |
| 1" | 25 | 33.4 | 3.38 | 4.55 | 38 | 38 |
| 1 1/2" | 40 | 48.3 | 3.68 | 5.08 | 38 | 38 |
| 2" | 50 | 60.3 | 3.91 | 5.54 | 38 | 44 |
| 3" | 80 | 88.9 | 5.49 | 7.62 | 51 | 64 |
| 4" | 100 | 114.3 | 6.02 | 8.56 | 64 | 76 |
| 5" | 125 | 141.3 | 6.55 | 9.53 | 76 | 89 |
| 6" | 150 | 168.3 | 7.11 | 10.97 | 89 | 102 |
| 8" | 200 | 219.1 | 8.18 | 12.70 | 102 | 127 |
| 10" | 250 | 273.1 | 9.27 | 15.09 | 127 | 152 |
| 12" | 300 | 323.9 | 10.31 | 17.48 | 152 | 178 |
| 14" | 350 | 355.6 | 11.13 | 19.05 | 165 | 191 |
| 16" | 400 | 406.4 | 12.70 | 21.44 | 178 | 203 |
| 18" | 450 | 457.2 | 14.27 | 23.83 | 203 | 229 |
| 20" | 500 | 508.0 | 15.09 | 26.19 | 229 | 254 |
| 24" | 600 | 609.6 | 17.48 | 30.96 | 267 | 305 |
Forged threaded end caps, Class 3000 (ASME B16.11). A is the overall length, D is the outside diameter, G is the minimum wall at the closed end, B is the minimum thread length and J is the outside diameter of the band. All dimensions are in mm.
| NPS | Length (A) | OD (D) | Min Wall (G) | Min Thread Length (B) | Band Length (J) |
|---|---|---|---|---|---|
| 1/2" | 32 | 28 | 6.4 | 10.9 | 13.6 |
| 3/4" | 37 | 35 | 6.4 | 12.7 | 13.9 |
| 1" | 41 | 44 | 9.7 | 14.7 | 17.3 |
| 1 1/4" | 44 | 57 | 9.7 | 17.0 | 18.0 |
| 1 1/2" | 44 | 64 | 11.2 | 17.8 | 18.4 |
| 2" | 48 | 76 | 12.7 | 19.0 | 19.2 |
| 2 1/2" | 60 | 92 | 15.7 | 23.6 | 28.9 |
| 3" | 65 | 108 | 19.0 | 25.9 | 30.5 |
| 4" | 68 | 140 | 22.4 | 27.7 | 33.0 |
Class 6000 threaded end caps have a thicker body, and we cut them to the ASME B16.11 table or to your drawing. Butt weld end caps follow the schedule of the connecting pipe.
Pipe End Cap Fittings Grades We Supply
As an experienced pipe end cap fittings supplier, we offer a wide range of material grades for industrial piping systems. Our selection includes carbon steel, low-temperature steel, alloy steel, stainless steel, duplex, super duplex, and nickel alloys to meet different temperature, pressure, and corrosion resistance requirements.
- Carbon Steel: ASTM A234 WPB and ASTM A105 for general piping and forged fittings.
- Low-Temperature Steel: ASTM A420 WPL6 for applications involving low operating temperatures.
- Alloy Steel: ASTM A234 WP11, WP22, and WP91 for high-temperature service in power plants and refineries.
- Stainless Steel: ASTM A403 WP304, WP304L, WP316, WP316L, WP321, and WP347 for applications requiring corrosion resistance.
- Forged Steel: ASTM A182 F304, F316, and other applicable grades for forged end caps.
- Duplex and Super Duplex Steel: ASTM A815 UNS S31803, S32205, and S32750 for demanding environments, including seawater applications.
- Nickel Alloys: Inconel, Monel, and Hastelloy grades for specialised industrial conditions.
We supply pipe end cap fittings based on project specifications, required dimensions, and applicable material standards. Material test certificates and inspection documents are available as required to support quality checks and material traceability.
Pipe End Cap Fittings Standards and Certifications
Pipe end cap fittings must meet the correct technical and material requirements for their intended application. We supply fittings based on project specifications, helping buyers select products that match their piping design, operating conditions, and inspection needs. As a pipe end cap fittings supplier in India, we support industrial customers with quality checks and material documentation as required.
The applicable standards depend on the fitting type and material. Butt weld end caps generally follow ASME B16.9, while forged end caps may follow ASME B16.11. Material specifications include ASTM A234 for carbon and alloy steel, ASTM A403 for stainless steel, ASTM A420 for low-temperature steel, and ASTM A815 for duplex steel. ASTM A105, ASTM A182, and ASTM B366 apply to relevant forged steel and nickel alloy fittings.
To support quality verification, we can provide EN 10204 3.1 material test certificates, chemical composition and mechanical test reports, and positive material identification (PMI) reports when required. Third-party inspections and EN 10204 3.2 certification can also be arranged according to the order requirements. This documentation helps buyers check material identity and confirm compliance with project specifications.
Pipe End Cap Fittings Applications
- Oil and Gas Pipelines: Pipe end cap fittings close the ends of headers, manifolds and pig traps, and seal sections during pressure testing.
- Refineries and Petrochemical Plants: Alloy steel end caps close process headers, dead legs and spare branches in hydrocarbon piping.
- Power Plants: WP22 and WP91 end caps seal steam and boiler feed headers at high temperature and pressure.
- Chemical Processing: Stainless steel 316L and duplex end caps close transfer and dosing lines handling corrosive fluids.
- Pharmaceutical and Food Plants: Polished stainless steel end caps close hygienic lines and spare connections.
- Water Treatment and Desalination: Super duplex and 316L end caps close brine and seawater lines and future tie-in points.
- Hydrostatic Testing and Commissioning: Crews fit end caps to seal a pipe section during testing, and many projects source them from a pipe end cap fittings supplier in India like us.
- Isolation During Shutdowns: Maintenance teams cap off a cut line to keep it sealed until work restarts.
- Fire Protection and HVAC: Carbon steel end caps close sprinkler mains, chilled water headers and utility lines.
Pipe End Cap Fittings Manufacturing Capacity and Export Capability
Our manufacturing facility in Vasai, near Mumbai, has the capacity to produce up to 100 tonnes of pipe end cap fittings per month. We manufacture butt weld end caps from 1/2" to 24" NB and forged threaded end caps from 1/8" to 4" in carbon steel, stainless steel, alloy steel, duplex and other grades. With forming, forging, heat treatment and machining handled at one facility, we maintain better control over production and can accommodate different sizes and material grades in the same order.
We also have an export capacity of up to 100 tonnes per month and handle shipments ranging from sample quantities to full container loads. As a pipe end cap fittings supplier in India, we arrange shipments through Nhava Sheva (JNPT) and Mundra ports and manage export documentation in-house. Our products reach customers in 85+ countries, with a focus on proper packaging, smooth customs clearance and timely delivery.
Why Choose Us as Your Pipe End Cap Fittings Manufacturer in India?
You should choose us because we have been supplying industrial steel products since 2005. With 20+ years of experience, we understand the needs of industrial buyers, distributors, and project suppliers. We focus on product quality, competitive pricing, accurate specifications, and timely delivery to support different piping requirements across various industries.
We offer a wide range of material grades, including carbon steel, stainless steel, alloy steel, duplex, super duplex, and nickel alloys. We follow applicable ASTM, ASME, and other international standards, with material test certificates and inspection reports available as required. Our focus on quality and material traceability helps us meet project specifications and customer expectations.
We serve customers in 85+ countries and handle standard orders, bulk quantities, and project-specific requirements. With established manufacturing and sourcing capabilities, we aim to provide reliable products, clear communication, and dependable delivery while building long-term business relationships with customers in India and worldwide.
Countries We Export To
We export pipe end cap fittings to customers in 85+ countries across major international markets. With experience in global supply, we serve buyers, distributors, and industrial project suppliers in the oil and gas, petrochemical, power generation, chemical processing, marine, and engineering sectors.
- North America: USA, Canada, and Mexico
- Europe: United Kingdom, Germany, France, Italy, Netherlands, and Spain
- Middle East: UAE, Saudi Arabia, Qatar, Oman, Kuwait, and Bahrain
- Asia-Pacific: Singapore, Malaysia, Indonesia, Thailand, Vietnam, and Australia
- Africa: South Africa, Nigeria, Egypt, and Kenya
- South America: Brazil, Chile, and Peru
We focus on secure export packaging, accurate documentation, and reliable shipping arrangements to support smooth international deliveries. We can provide material test certificates and arrange third-party inspections as required by the order. Our team coordinates export documentation and shipment planning to help customers receive their products within agreed schedules.