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Butt Weld Tee

Equal & Reducing Tees for Branch Connections in Piping Systems

Butt Weld Tee

Butt Weld Tee Fittings

Krishna Forge manufactures high-quality butt weld tees designed for creating branch connections in piping systems. Our tees are precision-engineered to ensure optimal flow distribution, minimal pressure drop, and long-lasting performance in various industrial applications.

Key Features:

  • Smooth internal transitions
  • Equal wall thickness
  • Precise dimensional accuracy
  • High pressure tolerance
  • Excellent corrosion resistance
  • Durable construction

Technical Specifications:

Size Range: 1/2" to 48"

Wall Thickness: Schedule 10 to XXS

Types: Equal, Reducing, Barred

Pressure Class: 150 to 2500

Ends: Butt Weld

Standards: ASME B16.9, MSS SP-75

Types of Butt Weld Tees

Comprehensive range of tee fittings for various industrial applications

Equal Tee

All three ends have the same diameter, used for straight-through flow with a perpendicular branch connection.

  • All ends equal
  • Applications: General piping
  • Standards: ASME B16.9
  • Flow: Equal distribution

Reducing Tee

Branch connection is smaller than the run pipe, used for connecting smaller diameter pipes to main lines.

  • Branch smaller than run
  • Applications: Branch connections
  • Standards: ASME B16.9
  • Reduction: Up to 2 sizes

Barred Tee

Special tee with reinforcement bars for pigging operations in pipelines, allowing pigs to pass through.

  • With reinforcement bars
  • Applications: Pigging systems
  • Standards: ASME B16.9
  • Special: Pipeline maintenance

Cross Tee

Four-way connection with one inlet and three outlets, used for complex piping networks.

  • Four connections
  • Applications: Complex networks
  • Standards: ASME B16.9
  • Flow: Multiple directions

Lateral Tee

Branch connection at 45° angle instead of 90°, used for smoother flow transition.

  • 45° branch angle
  • Applications: Smoother flow
  • Standards: ASME B16.9
  • Pressure Drop: Reduced

Reinforced Tee

Extra reinforcement at branch connection for high pressure and stress applications.

  • Extra reinforcement
  • Applications: High pressure
  • Standards: ASME B31.3
  • Strength: Enhanced

Material Specifications

Manufactured in various materials to meet diverse industrial requirements

Material Grade Standards Applications Temperature Range Features
Carbon Steel
A234 WPB, WPC
ASTM A234, ASME B16.9 General industrial applications -20°C to 425°C Economical, weldable
Stainless Steel 304/304L
ASTM A403 WP304/304L
ASTM A403, ASME B16.9 Food, pharmaceutical, chemical -196°C to 800°C Corrosion resistant
Stainless Steel 316/316L
ASTM A403 WP316/316L
ASTM A403, ASME B16.9 Marine, chemical, high corrosion -196°C to 800°C Enhanced corrosion resistance
Alloy Steel
A234 WP5, WP9, WP11
ASTM A234, ASME B16.9 High temperature service Up to 1100°C High temperature strength
Duplex Steel
UNS S31803, S32750
ASTM A815, ASME B16.9 Oil & gas, offshore -50°C to 300°C High strength, corrosion resistant
Nickel Alloys
Inconel, Monel, Hastelloy
ASTM B366, ASME B16.9 Extreme corrosion, high temp Up to 1200°C Exceptional performance
Heat Treatment

Proper heat treatment including normalizing, annealing, quenching & tempering for alloy and high-grade materials.

Quality Control

Rigorous quality control including dimensional inspection, NDT testing, and material certification.

Surface Finishing

Various surface finishes including pickling & passivation, sand blasting, galvanizing, and painting.

Manufacturing Process

Precision manufacturing with quality control at every stage

1
Material Selection

Raw material inspection and verification as per material test certificates

2
Cutting & Forming

Precision cutting of pipes and forming branch openings using hydraulic presses

3
Branch Attachment

Precision welding of branch pipe to main pipe using qualified welding procedures

4
Heat Treatment

Stress relieving, normalizing or solution annealing as per material requirements

5
Machining

Precision machining of ends to ensure perfect fit-up and dimensional accuracy

6
Testing & Inspection

Dimensional inspection, NDT testing, hydro testing, and visual inspection

7
Surface Finishing

Pickling, passivation, sand blasting, painting or coating as specified

8
Marking & Packaging

Proper marking and export-standard packaging with protective coatings

Technical Data

Comprehensive specifications and dimensional data

Dimensional Standards

NPS Run C Run M Outlet C
1/2" 25 mm 25 mm 25 mm
1" 38 mm 38 mm 38 mm
2" 51 mm 51 mm 51 mm
4" 102 mm 102 mm 102 mm
6" 152 mm 152 mm 152 mm
8" 203 mm 203 mm 203 mm
12" 305 mm 305 mm 305 mm

Tolerances (ASME B16.9)

Parameter Tolerance Remarks
Outside Diameter ±0.8% Maximum ±1.6 mm
Wall Thickness ±12.5% Minimum 87.5% of nominal
Center-to-End ±1.6 mm For all sizes
End Preparation ±1.6 mm Per ASME B16.25
Alignment ±1.6 mm Maximum offset

Pressure-Temperature Ratings

Schedule Wall Thickness Pressure Class Temperature Range Application
Schedule 10 Light 150, 300 -20°C to 150°C Low pressure systems
Schedule 40 Standard 150, 300, 600 -20°C to 250°C General service
Schedule 80 Extra Strong 300, 600, 900 -20°C to 400°C High pressure
Schedule 160 Double Extra 600, 900, 1500 -20°C to 500°C Very high pressure
XXS Heavy Wall 900, 1500, 2500 -20°C to 600°C Extreme conditions

Industrial Applications

Wide range of applications across multiple industries

Oil & Gas

Pipeline systems, refineries, petrochemical plants for branch connections and distribution.

Power Generation

Power plants, boiler systems, turbine connections for steam and water distribution.

Chemical Processing

Chemical plants, reactors, distillation columns for process fluid distribution.

Shipbuilding

Marine applications including ship piping systems, offshore platforms.

Water Treatment

Water treatment plants, desalination plants, municipal water systems.

Construction

HVAC systems, plumbing, fire protection in commercial and industrial buildings.

Manufacturing

Industrial plants, processing facilities, equipment connections.

Waste Treatment

Wastewater treatment plants, sewage systems, environmental projects.

Need Custom Butt Weld Tees?

Contact us for expert consultation and customized manufacturing solutions for your specific piping requirements.