Butt welding elbows


Butt welding elbows are produced by extrusion pressing. The semi-finished product is rolled seamless steel tubes.

Butt-welds are mainly used as part of the construction of pipelines, energy engineering and mining industry.

Butt welding elbows - fittings


Dimensions of butt welding elbows

Marking of dimensions of the butt welding elbows type K (90°) and DK (180°) type 3

StandardSymbols
DIN 2605DNdsrB2bb
NF A 49 186DNDTrFCB
EN 10 253DNDT(R)FCB
BS 1965NPS(OD)(WT)(R)AOK
ASME B 16.9NPSDAOK

Dimensions are given in tables according to EN standards and in accordance with ASME standards.

Dimensions of butt welding elbows
Dimensional standard SIZES (OD x WT) Dimensional table
EN10253-221.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
DIN2605-1, 221.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
Dimensional standard SIZES (OD x WT) Dimensional table
EN10253-221.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
ASMEASME B16.933.4 x 3.38 – 168.3 x 4.37 mm [1.315 x 0.133 – 6.625 x 0.172 in] [1 – 6 NPS]
PN ŽPŽP 42 576021.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
Dimensional standard SIZES (OD x WT) Dimensional table
EN10253-221.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
DIN2605-1, 221.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
NF A49-18621.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
NF A49-28121.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
PN ŽPŽP 42 576021.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
Dimensional standard SIZES (OD x WT) Dimensional table
EN10253-221.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
BS1965-121.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
DIN2605-1, 221.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
ASTMANSI B16.933.4 x 3.38 – 168.3 x 4.37 mm [1.315 x 0.133 – 6.625 x 0.172 in] [1 – 6 NPS]
PN ŽPŽP 42 576021.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
Dimensional standard SIZES (OD x WT) Dimensional table
DIN2605-121.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
PN ŽPŽP 42 576021.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
Dimensional standard SIZES (OD x WT) Dimensional table
EN10253-121.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
DIN2605-1, 221.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
PN ŽPŽP 42 576021.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
Dimensional standard SIZES (OD x WT) Dimensional table
EN10253-221.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]
DIN2605-1, 221.3 x 2.0 – 610.0 x 12.50 mm [15 – 600 DN] [1/2 – 24 NPS]

Steel for butt welding elbows

The elbows are made of steel, which is located above in the survey table and is divided according to purpose of use. The elbows meet the requirements of NACE MR 0175.

Standard TDC Steel grade (open product) Dimensional standard
EN10253-210253-2
DIN2609 (D)2605-1, 2
DIN2609 (E)2605-1, 2
Standard TDC Steel grade (open product) Dimensional standard
ASMEA420/A 960ASME B16.9
PN ŽPŽP-05-04ŽP 42 5760
EN10253-210253-2
PN ŽPŽP-05-04ŽP 42 5760
PN ŽPŽP-05-04ŽP 42 5760
EN10253-210253-2
Standard TDC Steel grade (open product) Dimensional standard
NF A49-28149-281
NF A49-28149-281
NF A49-28149-281
EN10253-210253-2
EN10253-210253-2
DIN2609 (C)2605-1, 2
PN ŽPŽP-05-04ŽP 42 5760
DIN2609 (B)2605-1, 2
NF A49-18649-186
DIN2609 (A)2605-1, 2
Standard TDC Steel grade (open product) Dimensional standard
ASTMA234/A 960ANSI B16.9
ASTMA234/A 960ANSI B16.9
DIN2609 (H)2605-1, 2
DIN2609 (F,G)2605-1, 2
EN10253-210253-2
EN10253-210253-2
PN ŽPŽP-05-05ŽP 42 5760
EN10253-210253-2
BS1965-11965-1
PN ŽPŽP-05-05ŽP 42 5760
PN ŽPŽP-05-05ŽP 42 5760
Standard TDC Steel grade (open product) Dimensional standard
PN ŽPŽP-05-04ŽP 42 5760
DIN2609 (A)2605-1
Standard TDC Steel grade (open product) Dimensional standard
EN10253-110253-1
PN ŽPŽP-05-04ŽP 42 5760
DIN2609 (C)2605-1, 2
DIN2609 (B)2605-1, 2
EN10253-110253-1
DIN2609 (A)2605-1, 2
Standard TDC Steel grade (open product) Dimensional standard
DIN2609(S)2605-1, 2
DIN2609(T)2605-1, 2
DIN2609(R)2605-1, 2
EN10253-210253-2
EN10253-210253-2
EN10253-210253-2

Dimensional tolerances of the butt welding elbows

Exact values are given in relevant standards. Indicative figures are arranged in a table of tolerances.

Dimensional tolerances of the butt welding elbows

Testing of butt welding elbows

The input tubes and ready made elbows and are tested in accordance with the requirements of relevant standards.

The elbow ends

The elbows are supplied with smooth, square cut ends.

Upon agreement the elbow ends can be modified for the weld according to following standards:
• EN 10 253
• ASME B16.9
• DIN 2559
• STN, ČSN 13 1075

Packaging of butt welding elbows

The elbows are packed:
(a) in cardboard boxes put on wooden pallets; or
(b) delivered in metal pallets.

redukciePackaking in cardboard boxes put on wooden pallets
Packaking in cardboard boxes put on wooden pallets
Packaking put on wooden pallets
Packaking put on wooden pallets
Packaking in metal pallets
Packaking in metal pallets
Packaking in carton box
Packaking in carton box

Marking of the butt welding elbows

The elbows are supplied with the following markings:
(a) without marking,
(b) with marking the type of steel according to the relevant color standard,
(c) stamping the data according to standards or customer requirements with respect to the space available on the surface of the elbow.

Marked by stamping the data
Marked by stamping the data
Marked by stamping the data
Marked by stamping the data

Butt welding elbows are delivered with certificates according to standards:

EN 10 204,

ASTM A234/A234, A420/A420M,

DIN 50049,

STN/ČSN 42 0165, 42 0250, 42 0251.


The elbows are delivered:
(a) without surface preservatives or
(b) surface treated by blasting.

Upon agreement it is possible to have temporarily surface protection by oiling it.


The elbows produced by hot forming are available without heat treatment, annealing is included in the normalized forming.

Upon agreement the outer surface can be machined by blasting.



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