ASME B16.9 Buttweld 45° Elbow

Name: ASME B16.9 Buttweld 45° Elbow
Brand: SKYLAND

Skyland 45° Buttweld Elbows provide smooth 45-degree directional transitions in industrial piping systems, minimizing flow turbulence and pressure loss compared to sharper bends. Available from 1/2" to 48" NB in seamless and welded configurations with precision beveled ends per ASME B16.25.

Manufactured to ASME / ANSI B16.9, DIN 2605, EN 10253, and MSS SP-75 standards

Sizes: 1/2" to 48" NB (DN 15 to DN 1200) across all standard and heavy wall schedules

Center-to-End dimension equal to 0.625 x NPS for Long Radius 45° elbows

Material grades: Carbon Steel A234 WPB, Low Temp A420 WPL6, Stainless A403 WP304L/316L/321, Duplex 2205

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StandardASME / ANSI B16.9, DIN 2605, EN 10253, MSS SP-75

Size Range1/2" to 48" (DN 15 to DN 1200)

SchedulesSch 5S, 10S, 40, STD, 80, XS, 120, 160, XXS

MaterialsASTM A234 WPB, A420 WPL6, A403 WP304/316L, UNS S31803

End FinishBeveled ends to ASME B16.25 with protective end caps

Testing100% PMI, Hydrostatic, Radiography on welded seams

Technical Data

ASME B16.9 45° Elbow Specifications

Review dimensional standards, wall thicknesses, and alloy selections for 45° buttweld elbows.

Angle45° Long Radius

Sizes1/2" to 48"

SchedulesSch 10 to XXS

StandardsASME B16.9 / DIN 2605

Size Selection

1/2" - 4"1/2" to 4" NPS (DN 15 - DN 100)

6" - 12"6" to 12" NPS (DN 150 - DN 300)

14" - 48"14" to 48" NPS (DN 350 - DN 1200)

Part Number Example

SKL-45E-030-SCH40-WPB

SKLBrandSkyland Metal & Alloys

45EType45° Buttweld Elbow

030Size3" NPS (DN 80)

SCH40ScheduleSchedule 40

WPBMaterialASTM A234 WPB

Technical specifications

StandardASME B16.9, ASME B16.25

OriginMumbai & Gujarat, India

Application Notes

45° elbows reduce flow friction by over 50% compared to 90° elbows.

Two 45° elbows can be combined to create smooth parallel pipe offsets.

Product Overview

The ASME B16.9 45-degree elbow is essential for gradual directional changes, offset piping routes, and bypass loops in chemical, power, refining, and offshore installations.

Skyland manufactures 45° elbows using advanced hot mandrel forming and cold forming methods, delivering tight dimensional tolerances and superior surface finish.