A105 Integrally Reinforced Forged Branch Outlet Fittings Socket Welding MSS SP-97
A105 Integrally Reinforced Forged Branch Outlet Fittings Socket Welding MSS SP-97
YUHONG SW Weldolets are branch connection fittings designed for socket-welding onto main pipelines, enabling secure high-pressure fluid diversion without compromising structural integrity. They conform to standards such as MSS SP-97 and ASME B16.11.
A105 Carbon Steel Material Properties
Chemical Composition (%)
Carbon (C): ≤0.35 | Manganese (Mn): 0.60–1.05 | Silicon (Si): ≤0.35
Sulfur (S): ≤0.050 | Phosphorus (P): ≤0.040 | Chromium (Cr): ≤0.30
Mechanical Properties
Tensile Strength: ≥485 MPa | Yield Strength: ≥250 MPa
Elongation (δ): ≥22% | Hardness: ≤187 HB
90° Branch Outlets – Buttwelding
| Outlet (NPS) |
A (Face of Fitting to Crotch) | |||||
|---|---|---|---|---|---|---|
| Standard | Extra Strong | Schedule 160 | ||||
| Reducing | Full | Reducing | Full | Reducing | Full | |
| 1/8 | 0.62 | – | 0.62 | – | – | – |
| 1/4 | 0.62 | – | 0.62 | – | – | – |
| 3/8 | 0.75 | – | 0.75 | – | – | – |
| 1/2 | 0.75 | 0.75 | 0.75 | 0.75 | 1.12 | 1.12 |
| 3/4 | 0.88 | 0.88 | 0.88 | 0.88 | 1.25 | 1.25 |
| 1 | 1.06 | 1.06 | 1.06 | 1.06 | 1.50 | 1.50 |
| 1¼ | 1.25 | 1.25 | 1.25 | 1.25 | 1.75 | 1.75 |
| 1½ | 1.31 | 1.31 | 1.31 | 1.31 | 2.00 | 2.00 |
| 2 | 1.50 | 1.50 | 1.50 | 1.50 | 2.18 | 2.18 |
| 2½ | 1.62 | 1.62 | 1.62 | 1.62 | 2.44 | 2.44 |
| 3 | 1.75 | 1.75 | 1.75 | 1.75 | 2.88 | 2.88 |
| 3½ | 1.88 | 2.00 | 1.88 | 2.00 | - | - |
| 4 | 2.00 | 2.00 | 2.00 | 2.00 | 3.31 | 3.31 |
| 5 | 2.25 | 2.25 | 2.25 | 2.25 | 3.69 | 3.69 |
| 6 | 2.38 | 2.38 | 3.06 | 3.06 | 4.12 | 4.12 |
| 8 | 2.75 | 2.75 | 3.88 | 3.88 | – | – |
| 10 | 3.06 | 3.06 | 3.69 | 3.50 | – | – |
| 12 | 3.38 | 3.38 | 4.06 | 3.94 | – | – |
| 14 | 3.50 | 3.50 | 3.94 | 4.12 | – | – |
| 16 | 3.69 | 3.69 | 4.18 | 4.44 | – | – |
| 18 | 3.81 | 4.06 | 4.38 | 4.69 | – | – |
| 20 | 4.00 | 4.62 | 4.69 | 5.00 | – | – |
| 24 | 4.56 | 5.38 | 5.50 | 5.50 | – | – |
Tolerances: 1 ⁄8 – 3 ⁄4 ± .03 in. 1 – 4 ± .06 in. 5 – 12 ± .12 in. 14 – 24 ± .19 in.
Listing of MSS Standard Practices:
SP-6-2012
SP-9-2008
SP-25-2008
SP-42-2009
SP-43-2008
SP-44-2010
SP-45-2003
SP-51-2012
SP-53-1999 (R 2007)
SP-54-1999 (R 2007)
SP-55-2011
SP-58-2009
SP-60-2012
SP-65-2012
SP-68-2011
SP-71-2011
SP-72-2010
SP-75-2008
SP-78-2011
SP-79-2011
SP-80-2008
SP-81-2006a
SP-83-2006
SP-85-2011
SP-86-2009
SP-87-1991 (R 1996 – Reinstated 2011)
SP-88-2010
SP-91-2009
SP-92-2012
SP-93-2008
SP-94-2008
SP-95-2006
SP-96-2011
SP-97-2012
SP-98-2012
SP-99-2010
SP-100-2009
SP-101-1989 (R 2001)
SP-102-1989 (R 2001)
SP-104-2012
SP-105-2010
SP-106-2012
SP-108-2012
SP-109-2012
SP-110-2010
SP-111-2012
SP-112-2010
SP-113-2012
SP-114-2007
SP-115-2010
SP-116-2011
SP-117-2011
SP-118-2007
SP-119-2010
SP-120-2011
SP-121-2006
SP-122-2012
SP-123-1998 (R 2006)
SP-124-2012
SP-125-2010
SP-126-2007
SP-127-2001
SP-128-2012
SP-129-2003
SP-130-2003
SP-132-2010
SP-134-2012
SP-135-2010
SP-137-2007
SP-138-2009
SP-139-2010
SP-140-2012
SP-141-2012
SP-142-2012
SP-143-2012
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