Product Overview

The din elbow is a butt-welding pipe fitting manufactured to DIN2605 for directional changes in industrial piping systems. Designed for reliability in high-pressure and high-temperature environments, it is widely specified for petrochemical, power generation, and marine engineering applications.

Specifications and Dimensions

DIN2605-1 ELBOWS
DIMENSIONS

product-1028-329

Nominal Size DN	Pipe outside diameter d_a	Type	Wall thickness s for series					Maximum pressure factor as a percentage for series					r	b	e
Nominal Size DN	Pipe outside diameter d_a	Type	1	2	3	4	5	1	2	3	4	5	r	b	e
200	219.1	2	2.9	4.5	6.3	8	12.5	62	62	62	63	63	203	313	84
		3						77	78	78	78	78	305	414	126
		5						87	87	87	88	88	510	620	211
		10						93	93	93	93	93	1016	1126	421
		20						97	97	97	97	97	2032	2142	842
250	273	2	2.9	5	6.3	8.8	-	62	62	63	63	-	254	391	105
		3						78	78	78	78		381	518	158
		5						88	88	88	88		650	787	269
		10						93	93	93	93		1270	1407	526
		20						97	97	97	97		2540	2677	1052
300	323.9	2	2.9	5.6	7.1	10	-	63	63	63	83	-	305	467	126
		3						78	78	78	78		457	619	189
		5						88	88	88	88		775	937	321
		10						93	93	93	93		1524	1686	631
		20						97	97	97	97		3048	3210	1263
350	355.6	2	3.2	5.6	8	11	-	66	66	66	66	-	356	533	148
		3						79	79	79	80		533	711	221
		5						88	88	88	88		850	1028	352
		10						94	94	94	94		1778	1956	737
		20						97	97	97	97		3556	3734	1437
400	406.4	2	3.2	6.3	8.8	12.5	-	66	66	66	66	-	406	610	168
		3						78	79	80	80		610	813	253
		5						88	88	88	88		970	1173	402
		10						94	94	94	94		2032	2235	842
		20						97	97	97	97		4064	4267	1683
450	457	2	4	6.3	10	-	-	66	66	66	-	-	457	686	189
		3						79	79	80			686	914	284
		5						88	88	88			1122	1350	465
		10						94	94	94			2286	2515	947
		20						97	97	97			4572	4801	1894
500	508	2	4	6.2	11	-	-	66	66	66	-	-	508	762	210
		3						79	79	80			762	1016	361
		5						88	88	88			1245	1500	516
		10						94	94	94			2540	2794	1052
		20						97	97	97			5080	5334	2104
600	610	2	5	6.3	12.5	-	-	66	66	66	-	-	610	914	253
		3						79	79	80			914	1219	379
		5						88	88	88			1525	1830	632
		10						94	94	94			3050	3355	1263
		20						97	97	97			6100	6405	2527

Materials

The din elbow is available in the following material grades:

Carbon Steel: ST35.8, ST37.2
Stainless Steel: 1.4301 (304), 1.4304 (304L), 1.4401 (316), 1.4404 (316L), X2CrNiN1810 (1.4311)
Alloy Steel: 15NiCuMoNb5, 10CrMo910

Key Features

Standard: DIN2605
Connection Type: Butt-weld (BW) with beveled ends
Angle Options: 90°, 45°, and 180°
Bending Radius: R=1.0D and R=1.5D
Size Range: DN200 to DN600 (ø219.1 mm to ø610 mm); available up to ø1220 mm upon request
Wall Thickness: 3 mm to 40 mm (Series 1–5)
Pressure Factor: 62% to 97% depending on series and type
Surface Treatment: Paint
Supply Capacity: 1000 tons/month

Product Advantages

Wall thickness options comply with multiple pressure series (1–5), with corresponding pressure factors ranging from 62% to 97%, ensuring suitability for varying pressure classes
Precise bending radius (r) ensures consistent flow direction with minimal turbulence
Available in long-radius types (2, 3, 5, 10, 20) to accommodate different layout and stress distribution requirements
Butt-weld ends provide full-penetration joints for high-integrity piping systems

Applications

This din elbow is widely used in pressure piping systems, including: