Super Duplex S32760 Stub EndASTM A815 · ASME B16.9 · Manufacturer, trader & exporter, India
UNS S32760 · W.Nr 1.4501
A Super Duplex S32760 stub end is a short pipe length with a flared lap that works with a lap joint flange, made from Super Duplex S32760 to ASTM A815 WPS32760. Stub ends are welded to the pipe and backed by a loose lap joint flange. Type A (long pattern, ASME B16.9) and short-pattern MSS SP-43 stub ends are the common choices.
- ASTM A815
- ASME B16.9
- EN 10204 3.1 / 3.2
- Export packing
Reviewed by the Kanak Steel & Engineering Co. technical team · Updated October 2026
What is a Super Duplex S32760 Stub End?
- What it is
- A short pipe length with a flared lap that works with a lap joint flange
- Material
- ASTM A815 WPS32760
- Dimensions
- ASME B16.9 · MSS SP-43
- Grade
- Super Duplex S32760 · UNS S32760
- Best at
- Seawater firewater, injection and offshore piping
Super Duplex S32760 Stub End Specification
| Product | Super Duplex S32760 Stub End |
|---|---|
| Material standard | ASTM A815 WPS32760 |
| Dimensional standard | ASME B16.9 · MSS SP-43 |
| Sizes | ½" – 48" |
| Wall / class | Sch 5S – XXS, to match pipe |
| Ends | Bevelled to ASME B16.25 |
| Testing | PMI (as specified in the PO) · dimensional · NDT and IGC on request |
| Documents | EN 10204 3.1 or 3.2 on request / as specified in the PO |
When to Choose a Stub End
Stub ends are welded to the pipe and backed by a loose lap joint flange. Type A (long pattern, ASME B16.9) and short-pattern MSS SP-43 stub ends are the common choices.
- Long pattern (ASME B16.9) and short pattern (MSS SP-43)
- Type A, B and C lap designs
- Used with a carbon-steel backing flange to save alloy
More on choosing: Stub end guide.
Super Duplex S32760 Stub End: Why S32760 for stub ends
Stub ends are welded to the pipe and backed by a loose lap joint flange. Type A (long pattern, ASME B16.9) and short-pattern MSS SP-43 stub ends are the common choices. In Super Duplex S32760, the choice usually comes down to the medium and temperature — the rows here are the points buyers check for this exact combination.
| Why this grade | Duplex fittings match duplex pipe in chloride service and strength. Super Duplex S32760 is picked for seawater firewater, injection and offshore piping. |
|---|---|
| Typical service | Offshore — Firewater and seawater piping. |
| Welding to carbon steel | ER2209 or ER309L(Mo) is used when joining it to carbon steel, under a qualified WPS |
| Matching filler | ER2594 · Zeron 100X |
| Sour service | Listed in NACE MR0175 / ISO 15156-3 within its limits — state it on the order |
Super Duplex S32760 Stub End Chemical Composition
Under technical review for TDS.
| Element | Current requirement |
|---|---|
| Chromium | As specified |
| Nickel | As specified |
| Molybdenum | As specified |
| Nitrogen | As specified |
| Copper | As specified |
| Tungsten | As specified |
| Carbon | As specified |
| Manganese | As specified |
Numerical specification requirements are published only after the applicable current standard edition has been verified. Governing specification to be verified: ASTM A240 for UNS S32760.
Super Duplex S32760 Stub End Mechanical Properties
Under technical review for TDS.
| Property | Current requirement |
|---|---|
| Tensile strength | As specified |
| Yield strength 0.2% | As specified |
| Elongation | As specified |
| Hardness | As specified |
Numerical specification requirements are published only after the applicable current standard edition has been verified. Governing specification and condition to be verified: ASTM A240 for UNS S32760 — Solution-annealed plate.
Full chemistry, properties and equivalents are on the Super Duplex S32760 grade page.
Other Super Duplex S32760 pipe fittings
Super Duplex S32760 Stub End — questions buyers ask
Long or short stub end?
Long-pattern stub ends to ASME B16.9 suit most piping; short-pattern MSS SP-43 stub ends save alloy and space in low-pressure lines.
Can Super Duplex S32760 stub ends be welded to carbon steel?
Yes — ER2209 or ER309L(Mo) is used when joining it to carbon steel, under a qualified WPS.
Which standard covers Super Duplex S32760 stub ends?
The material is ASTM A815 WPS32760; dimensions follow ASME B16.9 · MSS SP-43. Always state both on your purchase order, with the edition if your project specifies one.
What decides the price of a Super Duplex S32760 stub end?
The alloy price, the size and schedule or class, quantity, and the testing and documents required. Send your list and we quote the same working day.
Can you supply Super Duplex S32760 stub ends to NACE MR0175?
Yes. Super Duplex S32760 is listed in NACE MR0175 / ISO 15156-3 within its limits; state NACE compliance on the order and it is confirmed on the certificate.
What documents do you supply?
EN 10204 3.1 or 3.2 certificates available on request / as specified in the PO; dimensional reports as required. PMI can be arranged depending on product and requirements, as specified in the PO.
Sources: the ASTM / ASME specifications named on this page and producer datasheets · Last updated October 2026