Buttweld Fittings .
Kronex Stainless India is a leading manufacturer, supplier, and exporter of premium quality Buttweld Fittings — highly appreciated for superior strength, dimensional accuracy, pressure handling capability, corrosion resistance, and long service life.
These fittings are extensively used in industrial, engineering, petrochemical, oil & gas, chemical processing, power generation, automotive, and construction industries. We manufacture our products using high-quality raw materials and advanced manufacturing technology to ensure reliable performance in demanding applications.
Our Buttweld Fittings are available in a wide range of sizes, schedules, and material grades to meet the diverse requirements of our customers. We also provide customized solutions as per client drawings and specifications.
We manufacture and supply a complete range of Stainless Steel, Carbon Steel, Alloy Steel, Duplex Steel, Super Duplex Steel, Nickel Alloy, and other special alloy Buttweld Pipe Fittings in accordance with international standards.
Superior Strength
Butt-welded joints for leak-proof, high-integrity piping with excellent pressure handling capability.
Dimensional Accuracy
1/2" NB to 48" NB across schedules SCH 10 through XXS — seamless, ERW, and welded construction.
Wide Grade Range
Stainless, carbon, alloy, duplex, super duplex, nickel alloy, and special alloys per project spec.
Custom Solutions
Long radius and short radius forms — customized fittings as per client drawings and specifications.
Technical Spec View: ASME B16.9 Buttweld Fittings
Standard Grades
Stainless Steel
ASTM A403 WP 304, 304L, 304H, 309, 310, 316, 316L, 317L, 321, 347 & 904L.
Carbon Steel
ASTM A234 WPB, WPBW, WPHY 42, WPHY 46, WPHY 52, WPHY 60, WPHY 65 & WPHY 70.
Low Temperature Carbon Steel
ASTM A420 WPL3 & ASTM A420 WPL6.
Alloy Steel
ASTM / ASME A234 WP1, WP5, WP9, WP11, WP12, WP22 & WP91.
Duplex Stainless Steel
ASTM A815 UNS S31803 & UNS S32205.
Product Overview
Types of Buttweld Fittings
- 180 Degree Butt Weld Elbow
- 90 Degree Butt Weld Elbow
Schedule
- SCH 10
- SCH 20
- SCH 30
- SCH 40
- STD
- SCH 60
- SCH 80
- XS
- SCH 120
- SCH 140
- SCH 160
- XXS
Construction Type
- Seamless
- ERW
- Welded
Form
- Long Radius (LR)
- Short Radius (SR)
Standards
- ASME B16.9
- ASME B16.28
- MSS SP-43
- ASTM A403
- ASTM A234
- ASTM A420
- ASTM A815
Types of Buttweld Fittings
Select a type below to view detailed specifications and applications.
180 Degree Butt Weld Elbow
Kronex Stainless India manufactures premium quality 180 Degree Butt Weld Elbows that are designed to provide smooth directional changes in piping systems. These elbows ensure excellent flow characteristics with minimum pressure loss and are suitable for high-pressure as well as high-temperature applications.
Our 180° Butt Weld Elbows are available in seamless, welded, and fabricated construction, offering excellent corrosion resistance, durability, and dimensional accuracy.
Size
- 1/2" NB to 48" NB
Schedule
- SCH 10, SCH 20, SCH 30, SCH 40, STD, SCH 60, SCH 80, XS, SCH 120, SCH 140, SCH 160 & XXS
Type
- Seamless
- ERW
- Welded
Form
- Long Radius (LR)
- Short Radius (SR)
90 Degree Butt Weld Elbow
Kronex Stainless India manufactures and supplies high-quality 90 Degree Butt Weld Elbows that are designed to change the direction of flow by 90 degrees while maintaining smooth fluid movement with minimal pressure drop.
These elbows are widely used in process piping, chemical plants, refineries, power plants, marine industries, oil & gas projects, and general industrial piping systems. Manufactured using premium quality raw materials, they offer excellent corrosion resistance, high mechanical strength, and long service life.
Size
- 1/2" NB to 48" NB
Schedule
- SCH 10, SCH 20, SCH 30, SCH 40, STD, SCH 60, SCH 80, XS, SCH 120, SCH 140, SCH 160 & XXS
Type
- Seamless
- ERW
- Welded
Form
- Long Radius (LR)
- Short Radius (SR)
Technical Specifications
| Parameter | Specification Detail |
|---|---|
| Size Range | 1/2" NB to 48" NB |
| Schedule | SCH 10, SCH 20, SCH 30, SCH 40, STD, SCH 60, SCH 80, XS, SCH 120, SCH 140, SCH 160 & XXS |
| Standards | ASME B16.9 · B16.28 · MSS SP-43 · ASTM A403 · A234 · A420 · A815 |
| Construction | Seamless · ERW · Welded |
| Form | Long Radius (LR) · Short Radius (SR) |
| Certificates | EN 10204 / 3.1 · MTC · Third Party Inspection |
Manufacturing & Quality
Production Technique
- check Seamless
- check ERW
- check Welded & Fabricated
Test Certificates
- check EN 10204 / 3.1 Certificate
- check Raw Material Test Certificate
- check Third Party Inspection Report
Testing
- check Direct Reading Spectrograph
- check Hydrostatic Testing
- check Ultrasonic Flaw Detector
- check Dimensional Inspection
Key Markets & Industries
- check_circle Industrial Engineering
- check_circle Petrochemical Industry
- check_circle Oil & Gas
- check_circle Chemical Processing
- check_circle Power Generation
- check_circle Automotive
- check_circle Construction
- check_circle Marine Industries
- check_circle Process Piping
- check_circle Refineries
Why Choose Kronex
- verified Leading manufacturer, supplier & exporter under one roof
- verified Superior strength, dimensional accuracy & corrosion resistance
- verified Wide size and schedule range — SCH 10 to XXS
- verified Stainless, carbon, alloy, duplex & nickel alloy grades
- verified Custom solutions as per client drawings and specifications
- verified Export packaging and documentation for global projects
Get a Quick Quote
Our technical engineering team is ready to provide precise pricing and lead times for your flange requirements.