Elbow 45°

Core application scenarios 1. Systems requiring low flow resistance Hydraulic/pneumatic circuits, reduce energy loss and improve system efficiency. Cooling water systems, avoid cavitation risks caused by turbulence. High-velocity pipelines (such as compressed air) reduce noise and vibration. 2....

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Product Introduction

Part#	Size	A	B	BOYD SiZe	PARKER	MAF	GATES	Tectran	Fairview
1123-3C	3/16*1/8	0.59	0.76	0.38		18229			74-3A
1123-4C	1/4*1/8	0.59	0.76	0.38	179C-4-2	18330	179C-0402	74-4A	74-4A
1123-4D	1/4*1/4	0.59	0.91	0.38	179C-4-4	18336	179C-0404		74-4B
1123-5C	5/16*1/8	0.59	0.65	0.49		18331
1123-5D	5/16*1/4	0.59	0.83	0.53		18332
1123-6D	3/8*1/4	0.62	0.94	0.49	179C-6-4	18333	179C-0604	74-6B	74-6B
1123-6E	3/8*3/8	0.75	0.95	0.59	179C-6-6	18338	179C-0606
1123-8E	1/2*3/8	0.75	0.88	0.59	179C-8-6	18334	179C-0806	74-8C	74-8C
1123-8F	1/2*1/2	0.94	1.14	0.75		18339		74-8D	74-8D
1123-10F	5/8*1/2	0.79	1.20	0.63		18335		74-10D	74-10D

Core application scenarios

1. Systems requiring low flow resistance
Hydraulic/pneumatic circuits, reduce energy loss and improve system efficiency.
Cooling water systems, avoid cavitation risks caused by turbulence.
High-velocity pipelines (such as compressed air) reduce noise and vibration.
2. Progressive steering requirements
Oblique crossing structures (such as trusses, cable troughs), 45° angles make it easier to avoid obstacles.
Tilted equipment interfaces (such as heat exchangers, non-vertical ports of pumps).
3. Space adaptation
Narrow inclined spaces (such as roof mezzanines, inclined walls), alternative use when 90° cannot be installed.

Key differences from 90-degree elbows

Features	45° elbow	90° elbow
Turning angle	45° (gentle turn)	90° (sharp right-angle turn)
Fluid resistance	Lower (smoother streamlines)	Higher (sudden changes in flow direction)
Pressure loss	Reduced by about 30%~50%	Significantly higher
Space occupied	Longer axial projection	More compact (but requires a larger turning radius)
Applicable scenarios	Systems that require smooth turning and low pressure drop	Right-angle areas with limited space

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