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ASTM A860 WPHY 52 Pipe Fittings are butt-welded carbon steel pipe fittings that can help achieve a change in direction or branching off in pipes. Made as per ASTM A860 standards, these fittings have a minimum yield strength of 52 ksi (360 MPa) and a tensile strength of 455–625 MPa (66–91 ksi). These pipe fittings come in the form of elbows, bends, tees, crosses, reducers, caps, stub ends, and other similar forms in seamless and welded varieties in varying sizes. They are generally utilized in high strength piping products that require dimensional flexibility and mechanical features. Solitaire Overseas is a trusted Pipe Fittings Manufacturers and Supplier of ASTM A860 WPHY pipes in India, with its products having a quality focus for industrial piping needs.
| Parameter / Specification | Details |
|---|---|
|
Specification |
ASTM A860 / ASME SA860 |
|
Standard |
EN, ISO, DIN, JIS, NPT |
|
Dimension Standard |
ASME/ANSI B16.9, MSS SP-75, ASTM A960/A960M |
|
Size |
1/8” NB to 48” NB (Seamless & 100% X-Ray Welded, Fabricated) |
|
Thickness |
SCH10, SCH20, SCH30, STD, SCH40, SCH60, XS, SCH80, SCH100, SCH120, SCH140, SCH160, XXS (Available with NACE MR 01-75) |
|
Bending Radius |
R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
|
Type of Dimension |
BS1640, EN 10253 - 4, DIN 2605, JIS B2312, ANSI B16.9, MSS SP-75, ANSI B16.28, MSS-SP-43 Type A, MSS-SP-43 Type B, JIS B2313 |
|
Type |
Seamless / Welded / Fabricated |
|
Pressure-Temperature Class |
150LB, 300LB, 600LB, 1500LB, 2500LB |
|
Schedule |
Schedule 5 to Schedule XXS |
| Fittings Grade | C | Mn | S | P | Si | Ni | Cr | Mo | Cu | Ti | V | Cb / Al |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
WPHY 52 |
0.20 |
1.00–1.45 |
0.03 |
0.01 |
0.15–0.40 |
0.50 |
0.30 |
0.25 |
0.35 |
0.05 |
0.10 |
0.06 |
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation | Max. Hardness |
|---|---|---|---|---|
|
WPHY 52 |
455–625 |
360 |
≤32% |
22 HRC (235 HBW) |
| DN | Schedule 10S: 90° Elbow | Schedule 10S: 45° Elbow | Schedule 10S: Equal Tee | Schedule 40S: 90° Elbow | Schedule 40S: 45° Elbow | Schedule 40S: Equal Tee | Schedule 80S: 90° Elbow | Schedule 80S: 45° Elbow | Schedule 80S: Equal Tee |
|---|---|---|---|---|---|---|---|---|---|
|
8 |
0.02 |
0.01 |
0.03 |
0.03 |
0.02 |
0.06 |
0.04 |
0.03 |
0.07 |
|
10 |
0.03 |
0.02 |
0.05 |
0.03 |
0.02 |
0.03 |
0.06 |
0.04 |
0.09 |
|
15 |
0.06 |
0.03 |
0.09 |
0.08 |
0.04 |
0.10 |
0.10 |
0.05 |
0.14 |
|
20 |
0.07 |
0.03 |
0.13 |
0.08 |
0.04 |
0.17 |
0.11 |
0.05 |
0.20 |
|
25 |
0.14 |
0.08 |
0.28 |
0.15 |
0.11 |
0.29 |
0.22 |
0.14 |
0.38 |
|
32 |
0.23 |
0.11 |
0.49 |
0.26 |
0.17 |
0.59 |
0.40 |
0.23 |
0.68 |
|
40 |
0.30 |
0.17 |
0.68 |
0.40 |
0.23 |
0.86 |
0.51 |
0.29 |
1.02 |
|
50 |
0.50 |
0.25 |
0.85 |
0.70 |
0.40 |
1.28 |
0.91 |
0.59 |
1.59 |
|
65 |
0.85 |
0.48 |
1.41 |
1.40 |
0.77 |
2.19 |
1.81 |
0.99 |
3.13 |
|
80 |
1.25 |
0.63 |
1.77 |
2.20 |
1.08 |
3.31 |
2.97 |
1.50 |
4.45 |
|
90 |
1.70 |
0.75 |
2.67 |
2.83 |
1.42 |
4.08 |
4.00 |
2.00 |
5.44 |
|
100 |
2.10 |
1.08 |
3.46 |
4.47 |
2.09 |
5.27 |
6.18 |
2.81 |
7.71 |
|
150 |
5.45 |
2.72 |
8.07 |
10.89 |
5.44 |
10.99 |
16.32 |
8.16 |
13.61 |
|
200 |
10.20 |
5.33 |
15.65 |
21.54 |
10.77 |
20.91 |
33.11 |
16.56 |
28.12 |
|
250 |
18.15 |
9.75 |
26.46 |
38.56 |
19.27 |
35.38 |
51.71 |
25.86 |
49.90 |
|
300 |
25.80 |
13.62 |
39.46 |
59.42 |
29.71 |
62.14 |
79.38 |
39.69 |
83.91 |
| Nominal Pipe Size (inch) | Nominal Pipe Size (mm) | Outside Diameter (inch) | Caps Length (inch) | Straight Tees Center to End (inch) | Straight Crosses Center to End (inch) | Stub Ends Lap Dia. (inch) | Stub Ends Long Len. (inch) | Stub Ends Short Len. (inch) |
|---|---|---|---|---|---|---|---|---|
|
1/2 |
21.3 |
0.840 |
1 |
1 |
— |
1 3/8 |
3 |
2 |
|
3/4 |
26.7 |
1.050 |
1 |
1 1/8 |
— |
1 11/16 |
3 |
2 |
|
1 |
33.4 |
1.315 |
1 1/2 |
1 1/2 |
1 1/2 |
2 |
4 |
2 |
|
1 1/4 |
42.2 |
1.660 |
1 1/2 |
1 7/8 |
1 7/8 |
2 1/2 |
4 |
2 |
|
1 1/2 |
48.3 |
1.900 |
1 1/2 |
2 1/4 |
2 1/4 |
2 7/8 |
4 |
2 |
|
2 |
60.3 |
2.375 |
1 1/2 |
2 1/2 |
2 1/2 |
3 5/8 |
6 |
2 1/2 |
|
2 1/2 |
73.0 |
2.875 |
1 1/2 |
3 |
3 |
4 1/8 |
6 |
2 1/2 |
|
3 |
88.9 |
3.500 |
2 |
3 3/8 |
3 3/8 |
5 |
6 |
2 1/2 |
|
3 1/2 |
101.6 |
4.000 |
2 1/2 |
3 3/4 |
3 3/4 |
5 1/2 |
6 |
3 |
|
4 |
114.3 |
4.500 |
2 1/2 |
4 1/8 |
4 1/8 |
6 3/16 |
6 |
3 |
|
5 |
141.3 |
5.563 |
3 |
4 7/8 |
4 7/8 |
7 5/16 |
8 |
3 |
|
6 |
168.3 |
6.625 |
3 1/2 |
5 5/8 |
5 5/8 |
8 1/2 |
8 |
3 1/2 |
|
8 |
219.1 |
8.625 |
4 |
7 |
7 |
10 5/8 |
8 |
4 |
|
10 |
273.1 |
10.750 |
5 |
8 1/2 |
8 1/2 |
12 3/4 |
10 |
5 |
|
12 |
323.9 |
12.750 |
6 |
10 |
10 |
15 |
10 |
6 |
ASTM A860 WPHY 52 Pipe Fittings are high-yield carbon steel butt-weld fittings used in high-pressure piping and pipeline systems.
WPHY 52 refers to wrought pipe high-yield fittings, while API 5L X52 specifies line pipe. Both have a minimum yield strength of approximately 52 ksi, but they are covered by different standards.
Yes. They are designed for high-strength piping applications and can be used in high-pressure systems when the correct specifications and design requirements are selected.
WPHY 52 fittings may undergo normalizing, quenching, and tempering, depending on the manufacturing and specification requirements.
Yes. They can be welded using suitable welding procedures and compatible filler materials.