• TOBO STEEL GROUP CHINA
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    In the latest vendor rating, TOBO won the excellent rating, it is good, will continue to cooperate.
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    ASTM A213 T9 Alloy steel pipe ,Stable quality , good price, excellent serive, TOBO GROUP is our trustworthy partner .
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    ASTM A182 F55 Super Duplex Flange ,Good quality , we like that ! And delivery time in time also ,very professional.
Contact Person : Joy Wang
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Equal Reducing Stainless Steel Stub Ends 3000 PSI

Place of Origin China
Brand Name Tobo
Certification ISO 9001:2015, SGS, BV
Model Number SS-STUBEND-EQ-RED
Minimum Order Quantity 1 Piece
Price USD 3-55 / Piece (Depends on material and size)
Packaging Details Plywood cases or wooden pallets with waterproof wrapping, export standard
Delivery Time 10-30 days depending on quantity
Payment Terms L/C,T/T,Western Union
Supply Ability 30,000 Pieces per Month
Product Details
Product Name Equal Reducing Stainless Steel Stub Ends Application Pipeline Size Transition
Type Equal And Reducing Pressure Rating 3000 PSI
Material Grade SS304, SS316L Standard ASME B16.9
Size Range 1/2 Inch To 24 Inch Wall Thickness Sch40 To Sch160
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Equal Stub End Fittings

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Reducing Stub End

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3000 PSI SS Fittings

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Product Description
Equal Reducing Stainless Steel Stub Ends 3000 PSI
Product Overview

The Equal Reducing Stainless Steel Stub Ends are versatile lap joint fittings engineered for pipelines that require size transitions or uniform diameter connections. Whether you need an equal stub end to maintain a consistent bore or a reducing stub end to connect pipes of different diameters, these ASME B16.9 products deliver precise dimensions and dependable 3000 PSI pressure performance.

Produced from SS304 and SS316L stainless steel, the equal and reducing types are formed with smooth internal transitions that minimize turbulence and pressure drop in the pipeline. The reducing design eliminates the need for a separate reducer fitting, saving installation time and reducing potential leak points. Combined with lap joint flanges, they allow quick assembly and easy maintenance in high pressure systems across oil, gas, chemical and water industries.

Specifications
Standard ASME B16.9
Type Equal, Reducing
Pressure Rating 3000 PSI
Material Grade SS304, SS316L
Size Range 1/2 Inch to 24 Inch
Wall Thickness Sch40 to Sch160
Connection Type Butt Weld
Surface Treatment Pickling, Passivation
Certification ISO 9001:2015
Key Features
  • Equal and reducing types cover both uniform and transition connections
  • 3000 PSI rating suits demanding high pressure pipeline applications
  • Smooth bore transition reduces turbulence and pressure loss
  • Eliminates extra reducer fittings, reducing cost and leak points
  • Precision machined flange face ensures reliable lap joint sealing
  • SS316L option provides enhanced corrosion resistance
  • Full material traceability with mill certificates provided
Applications
  • Pipeline diameter transition sections
  • Oil and gas gathering and transmission lines
  • Chemical process piping
  • Water distribution systems
  • High pressure hydraulic installations
Quality Assurance

Every equal and reducing product is manufactured under our ISO 9001:2015 certified quality management system. Raw material chemical composition is verified against mill certificates before production, and finished fittings undergo dimensional inspection, surface inspection and pressure verification. Our engineers review each order drawing to confirm the transition geometry complies with ASME B16.9, and third party inspection can be arranged for project critical orders. With more than 15 years of experience in the pipe fitting industry, we have established a reputation for consistent quality and on time delivery to customers in over 40 countries.

Frequently Asked Questions
What is the difference between equal and reducing stub ends?
An equal stub end has the same diameter at both ends and is used for straight connections. A reducing stub end has different inlet and outlet diameters, allowing direct connection between pipes of different sizes without a separate reducer.
What size combinations are available for reducing stub ends?
Reducing stub ends can be produced in any combination within our 1/2 inch to 24 inch range, such as 2 inch by 1 inch, 4 inch by 3 inch and so on. Please provide your required size combination when ordering.
Can reducing stub ends handle the same pressure as equal ones?
Yes, both equal and reducing types are rated up to 3000 PSI. The transition section is carefully formed to maintain full wall thickness and strength.
Are these fittings suitable for gas service?
Yes. Our reducing and equal stub ends are widely used in natural gas gathering lines and distribution systems. For gas service, we recommend SS316L grade for enhanced safety and corrosion resistance.