Stub Ends
Used with lap joint flange assemblies. Confirm the exact material, dimensions, pressure class, schedule and documentation against your project requirement.
Specification framework
The values above are industry-standard reference points. Availability, exact dimensions, grade, standard edition, testing and documentation are confirmed per RFQ.
What is a Stub End?
A stub end is butt welded to the pipe and used together with a lap joint flange, which stays loose and can rotate for bolt-hole alignment. It is common where frequent dismantling or dissimilar-metal economy is required.
Applications
- — Process and utility piping
- — Plant maintenance and replacement
- — EPC piping packages
How supply is handled
Omegha Steel is a Kolkata-based manufacturing firm. For each enquiry the requirement is reviewed against the stated standard, grade, size and application, and the documentation available for that supply — including mill test certification and any inspection requirement — is confirmed in writing before order. Nothing is claimed here that is not agreed for your specific order.
To quote accurately we need
- — Size / NPS or NB, and schedule or thickness
- — Material grade and applicable standard
- — Pressure class or rating, where applicable
- — Quantity and required delivery date
- — Documentation and inspection requirement
Stub Ends — common questions
What is a stub end used for?
A stub end is butt welded to the pipe and used together with a lap joint flange, which stays loose and can rotate for bolt-hole alignment. It is common where frequent dismantling or dissimilar-metal economy is required.
Which standards apply to this product?
ASME B16.9 — factory-made wrought butt-welding fittings; ASME B16.28 — short-radius elbows and returns. The applicable standard and its edition are confirmed for each enquiry.
Which materials and grades are available?
ASTM A234 WPB / WPC — carbon steel; ASTM A420 WPL6 — low-temperature carbon steel; ASTM A403 WP304 / WP316 — stainless steel. Availability of a specific grade is confirmed against your requirement.
What size range can be supplied?
Commonly NPS 1/2–48; fitting type, wall thickness and schedule to be confirmed for each enquiry.
Can mill test certificates be provided?
The documentation available for a given supply — including mill test certification and any third-party inspection requirement — is confirmed in writing at quotation stage.
Do you supply outside Kolkata?
Enquiries from across West Bengal and India are welcome. Delivery timelines and freight are quoted against the destination and quantity.
How do I request a quotation?
Send the size, material, standard, quantity and delivery requirement through the RFQ form or on WhatsApp, and the enquiry will be reviewed and quoted.
Ready to specify Stub Ends?
Send the size, quantity, material, standard, application and delivery requirement for a focused quotation.
Start RFQ