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Overview Of 45 Degree Butt Weld Elbow
45 degree butt weld elbow (BW elbow) is a core butt-weld pipe fitting applied to turn pipeline route with a gentle 45° angle. It adopts seamless hot forming technology, uniform wall thickness, smooth inner surface to reduce fluid resistance.
For full pipeline layout design, you may also check our 180 Degree Butt Weld Bend to achieve U-turn routing, and the Seamless Concentric Butt-Weld Reducer for pipe diameter transition in your piping system.
We produce long radius 45° elbows as standard, short radius type available for custom orders. Raw material carbon steel A234 WPB / MS mild steel, fully comply with ASME B16.9, ASTM, IS 1239 industry standards. All goods keep full nominal size with zero minus tolerance, no thin-wall cutting corners.
Features Of 45 Degree Butt Weld Elbow
- Seamless hot pressed forming, high pressure bearing capacity
- Standard long radius R=1.5D, custom short radius R=1D support
- Material: Carbon Steel A234 WPB / Mild Steel
- Surface treatment: Black paint, anti-rust oil, sand blasting optional
- Complete size range: 1/2″ – 48″ / DN15 – DN1200
- Strict NDT inspection before delivery, full test certificates provided
- Full standard dimension, no minus tolerance on OD & wall thickness
Technical Specification
| Item | Parameter |
|---|---|
| Product Name | 45° Long Radius Butt Weld Elbow |
| Connection Type | Butt Weld (BW) |
| Standard Radius | 1.5D Long Radius |
| Optional Radius | 1D Short Radius |
| Main Material | Carbon Steel A234 WPB, Mild Steel |
| Execution Standards | ASME B16.9, ASTM A234, IS 1239 |
| Size Range | 1/2″ ~ 48″ / DN15 ~ DN1200 |
| Wall Thickness | Sch40, Sch80, Sch160, XXS, Custom thickness |
| Surface Finish | Black Varnish / Anti-rust Oil / Sandblasting |
| Tolerance | Full standard size, Zero minus tolerance |
| Inspection | NDT, Hydrostatic Test, Dimension Inspection |
Application Of 45 Degree Butt Weld Elbow
Our 45 degree butt weld seamless elbows are widely installed in heavy industrial pipeline systems:
- Petroleum & natural gas transmission pipelines
- Chemical processing plant piping
- Water supply & sewage treatment projects
- Power station thermal pipeline
- Construction structural pipeline
- Indian local IS standard engineering projects
Why Choose Our 45 Degree BW Elbow
- Factory direct manufacture, competitive ex-work price
- All products maintain full standard size without under tolerance
- Mass stock of regular sizes, fast delivery within 7-15 days
- Custom drawing & special size processing available
- Complete test report, material certificate for customs clearance
- Professional export packaging to avoid rust & damage during shipment
FAQ
Q1: What material is your 45 degree butt weld elbow?
A: Standard material is carbon steel A234 WPB (mild steel). Stainless steel SS304/SS316L 45° elbows are also available on request.
Q2: Do your elbows have minus tolerance on wall thickness?
A: All our pipe fittings are strictly produced to full nominal standard dimensions, zero minus tolerance on outer diameter and wall thickness, no thin-wall cut corners.
Q3: Can you supply IS 1239 standard 45° elbows for Indian market?
A: Yes, we fully support IS 1239 standard seamless elbows, we have rich experience supplying pipe fittings to Tamil Nadu and other Indian districts.
Q4: What surface treatment options can you provide?
A: Standard finish is black anti-rust paint; sand blasting and anti-rust oil coating are optional per customer demand.
Q5: What fitting can I use to create a branch connection directly on the main pipe?
A: You can select Weldolet Butt Weld Branch Outlet, it is designed for branch tapping on run pipe without cutting the main pipeline, widely used for high-pressure piping systems.
