ISO Approved Manufacturer & Exporter of 180° Long Radius Elbow.

180° Long Radius Elbow

Piyush Steel are Manufacturer, Exporter and Supplier of Butt weld 180 degree Long Radius Elbow. Butt weld 180 degree Long Radius Elbow manufactured using superior grade raw materials. Butt weld 180 degree Long Radius Elbow are used for connecting pipes of different diameters and find wide applications in various chemicals, construction industries, paper, cement & ship builders.

 

Type : Butt weld (BW)
Standards : ASME / ANSI - B 16.9
ASTM A403 - ASME SA403 - 'Standard Specification for Wrought Austenitic   Stainless Steel Piping Fittings'
API 590-605
ASME B16.9 - 'Factory-Made Wrought Buttwelding Fittings'
ASME B16.25 - 'Buttwelding Ends'
ASME B16.28 - 'Wrought Steel Buttwelding Short Radius Elbows and   Returns'
MSS SP-43 - 'Wrought and Fabricated Butt-Welding Fittings for Low   Pressure, Corrosion Resistant Applications'
Dimension : ANSI B16.9, ANSI B16.28, MSS-SP-43 Type A, MSS-SP-43 Type B, JIS   B2312, JIS B2313
Thickness : Schedule 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80,   S100, S120, S140, S160, XXS and etc.
Schedule : Sch 5 TO Sch XXS.
Size : 1/2” TO 36”, (Seamless up to 24”), (Welded 8” TO 36”)

 

Materials and Grade:

Stainless Steel 180 degree Long Radius Elbow:

ASTM A403 WP316/316L
ASTM A403 WP304/304L
ASTM A182 F316L, 304L
DIN 1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404

Carbon Steel 180 degree Long Radius Elbow:

ASTM A234 Gr. WPB
ASTM A420 Gr. WPL6
ASTM A105
ASTM A350 Gr. LF2

Nickel Alloy 180 degree Long Radius Elbow:

Monel 400 & 500,
Inconel 600 & 625,
Incolloy 800, 825,
Hastelloy C22, C276,
Hastelloy,
Nickel,
Monel,
Inconel,
Alloy20,
Copper Nickel
Cupro-Nickel 90/10
Cupro-Nickel 70/30

Alloy steel 180 degree Long Radius Elbow:

ASTM a234 wp1 / wp5 / wp9 / wp11 / wp22 / wp91

 

ASME B16.9 Butt weld 180 degree Long Radius Elbow Dimensions

NPS O.D. D 180° Long Radius
Center to Center
O
Back to Face
K
1/2 21.3 76 48
3/4 26.7 76 51
1 33.4 76 56
42.2 95 70
48.3 114 83
2 60.3 152 106
73 190 132
3 88.9 229 159
101.6 267 184
4 114.3 305 210
5 141.3 381 262
6 168.3 457 313
8 219.1 610 414
10 273 762 518
12 323.8 914 619
14 355.6 1067 711
16 406.4 1219 813
18 457 1372 914
20 508 1524 1016
22 559 1676 1118
24 610 1829 1219

 

ASME B16.9 180° Long Radius Elbow Dimensional Tolerance

For all fittings 180° Returns
Nominal Pipe Size (NPS) Outside Ø
at Bevel
Inside Ø
at End
Wall Thickness
t / t1
Center to Center Dim.
O
Back to Face Dim.
K
Align- ment of Ends
U
1/2 a 2 1/2 1 0,8 Not 7 7 1
3 a 3 1/2 1 1,6 less 7 7 1
4 +2 -1 1,6 than 7 7 1
5 a 6 +3 -1 1,6 87,50% 7 7 1
8 2 1,6 of nominal 7 7 1
10 +4 -3 3,2 thickness 7 7 2
12 a 18 +4 -3 3,2 10 7 2
20 a 24 +6 -5 4,8 10 7 2
26 a 30 +7 -5 4,8 ..... ..... .....
32 a 48 +7 -5 4,8 ..... ..... .....

 

Angularity Tolerances
ND Max off angle Max off plane
Q P
1/2 a 4 1 2
5 a 8 2 4
10 a 12 3 5
14 a 16 3 7
18 a 24 4 10
26 a 30 5 10
32 a 42 5 13
44 a 48 5 20
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