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ASTM A234 WP91 Fittings

Specification of ASTM A234 WP91 Fittings

ASTM A234 WP91 Fittings Manufacturer in India, known for crafting heat-resistant products that deliver outstanding performance.

Category Specification / Details
ASTM A234 WP91 Fittings Sizes Seamless Fittings: 1/2″ – 24″
Welded Fittings: 24″ – 96″
Schedule: SCH 10 – SCH 160
A234 WP91 Elbow Dimension Standards ASME B16.28, MSS-SP-43, ANSI B16.9
ASTM A234 WP91 Pipe Fittings Form Tee, Cap, Elbow, Reducer
A234 WP91 Fittings Manufacturing Process Seamless, Fabricated, Welded
WP91 Fittings Origin European, Korean, Japanese, American
ASME SA234 Grade WP91 Fittings Finish Pickled, Polished
Alloy Steel WP91 Elbow Bending Radius 1D, 2D, 3D, 5D
A234 WP91 Physical Properties Melting Point: 1425–1500°C
Density: 7.85 g/cm³
Operating Temperature: 1112°F (600°C)
A234 Grade WP91 Standards ASTM A234 WP91, ASME B16.28, UNS WP91
A234 Grade WP91 Testing NDT Test, HIC Test, PMI Test, Ultrasonic Test
A234 WP91 Alloy Steel Features Temperature Resistance, High Strength, Corrosion Resistance, Versatility
Alloy Steel WP91 Applications Power Plants
Petrochemical Industry
Water Treatment
Industrial Processing

Trusted ASTM A234 Grade Wp91 Seamless Fittings Supplier in Mumbai With Odd Sizes

SA234 WP91 Cross Sizes

Size OD End Cap Long And Short Stub Ends Straight Cross Straight Tee
in. in. mm Length (in.) Lap Diameter (in.) Short Length (in.) Long Length (in.) Center to End (in.) Center to End (in.)
12 12.750 323.9 6 15 6 10 10 10
10 10.750 273.1 5 12 3/4 5 8 1/2 8 1/2
8 8.625 219.1 4 10 5/8 4 8 7 7
6 6.625 168.3 3 1/2 8 1/2 3 1/2 5 5/8 5 5/8
5 5.563 141.3 3 7 5/16 3 4 7/8 4 7/8
4 4.500 114.3 2 1/2 6 3/16 6 4 1/8 4 1/8
3 1/2 4 101.6 5 1/2 3 3/4 3 3/4
3 3.500 88.9 2 5 2 1/2 3 3/8 3 3/8
2 1/2 2.875 73.0 1 1/2 4 1/8 3 3
2 2.375 60.3 3 5/8 2 1/2 2 1/2
1 1/2 1.900 48.3 2 7/8 2 4 2 1/4 2 1/4
1 1/4 1.660 42.2 2 1/2 1 7/8 1 7/8
1 1.315 33.4 2 1 1/2 1 1/2
3/4 1.050 26.7 1 1 11/16 3 – 1 1/8
1/2 0.840 21.3 1 1 3/8 – 1
Purchase A234 WP91 Alloy Steel Cap and Stub End With Different Pressure Class and Schedules

A234 Gr Wp91 Nipple Pressure Class

Temperature Pressure Class
150 300
1/4 – 1 in. 1 1/4 – 2 in. 2 1/2 – 3 in.
(°C) (°F)
93 200 265 1785 1350 910
204 400 – 935 750 560
121 250 225 1575 1200 825
232 450 – 725 600 475
149 300 185 1360 1050 735
260 500 – 510 450 385
177 350 150 1150 900 650

Schedule Chart of ASTM A234 Gr.wp91 Stub End

Size Sch 80S Sch 40S Sch 10S
Elbow 90° B16.9 Equal Tee Elbow 45° Elbow 90° B16.9 Equal Tee Elbow 45° Elbow 90° B16.9 Equal Tee Elbow 45°
300 79.38 83.91 39.69 59.42 62.14 29.71 25.80 39.46 13.62
250 51.71 49.90 25.86 38.56 35.38 19.27 18.15 26.46 9.75
200 33.11 28.12 16.56 21.54 20.91 10.77 10.20 15.65 5.33
150 16.32 13.61 8.16 10.89 10.99 5.44 5.45 8.07 2.72
100 6.18 7.71 2.81 4.47 5.27 2.09 2.10 3.46 1.08
90 4.00 5.44 2.00 2.83 4.08 1.42 1.70 2.67 0.75
80 2.97 4.45 1.50 2.20 3.31 1.08 1.25 1.77 0.63
65 1.81 3.13 0.99 1.40 2.19 0.77 0.85 1.41 0.48
50 0.91 1.59 0.59 0.70 1.28 0.4 0.50 0.85 0.25
40 0.51 1.02 0.29 0.40 0.86 0.23 0.30 0.68 0.17
32 0.40 0.68 0.23 0.26 0.59 0.17 0.23 0.49 0.11
25 0.22 0.38 0.14 0.15 0.29 0.11 0.14 0.28 0.08
20 0.11 0.20 0.05 0.08 0.17 0.04 0.07 0.13 0.03
15 0.10 0.14 0.05 0.08 0.10 0.04 0.06 0.09 0.03
10 0.06 0.09 0.04 0.03 0.03 0.02 0.03 0.05 0.02
Get A234 Gr WP91 Welded Fittings in Various forms With Destructive and Non Destructive Test Reports

ASTM A234 Grade Wp91 Cap Tests

  • Electric test
  • Hydrostatic test
  • Non-destructive test
  • Flattening test
  • Flaring test
  • Chemical analysis
  • Mechanical testing
  • Hardness test
  • IGC test

Most Common Types of ASTM A234 WP91 Fittings

ASTM A234 WP91 Fittings Supplier in India, offering fittings with excellent resistance to corrosion and wear.

ASTM A234 Wp91 Elbow

ASTM A234 Wp91 Elbow

ASTM A234 Grade Wp91 Tee

ASTM A234 Grade Wp91 Tee

ASTM A234 Gr.wp91 Reducer

ASTM A234 Gr.wp91 Reducer

ASTM A234 Grade Wp91 Cap

ASTM A234 Grade Wp91 Cap

ASTM A234 Gr.wp91 Stub End

ASTM A234 Gr.wp91 Stub End

A234 Gr Wp91 Nipple

A234 Gr Wp91 Nipple

SA234 WP91 Cross

SA234 WP91 Cross

ASME SA234 Grade WP91 Collar

ASME SA234 Grade WP91 Collar

Alloy Steel WP91 Coupling

Alloy Steel WP91 Coupling

ASTM A234 Gr.wp91 Reducer Dimensions

OD Thread (in.) ND Decimal
5 / 16 27 1 / 16 0.313
13 / 32 1 / 8 0.405
35 / 64 18 1 / 4

0.540
43 / 64 3 / 8 0.675
27 / 32 14 1 / 2 0.840
1 – 3 / 64 3 / 4 1.050
1 – 5 / 16 11 – 1 / 2 1 1.315

1 – 21 / 32

 1 – 1 / 4 1.660
1 – 29 / 32 1 – 1 / 2 1.900
2 – 3 / 8 2 2.375
2 – 7 / 8 8 2 – 1 / 2 2.875
3 – 1 / 2 3 3.500
4 3 – 1 / 2 4
4 – 1 / 2 4 4.500

Elongation Values of ASTM A234 Grade Wp91 Tee

WP91
Longitundinal Transverse
20 13

ASTM A234 Wp91 Elbow Tolerances

Size (mm) OD Tolerance ID Tolerance
32 – 48 +0.25 +/- 0.19
26 – 30 +0.25 +/- 0.19
20 – 24 +0.25 +/- 0.19
10 – 18 +0.16 +/- 0.12
5 – 8 +/- 0.06 +/- 0.06
4 +/- 0.06 +/- 0.06
3 – 3-1/2 +/- 0.06 +/- 0.06
1/2 – 2-1/2 +0.06 –

Reducer Dimensions of A234 Gr WP91 Elbow

Size OD Reducers
in. in. mm Length (in.) in.
6 6.625 168.3 5 1/2 2 1/2
3
3 1/2
4
5
5 5.563 141.3 5 2
2 1/2
3
3 1/2
4
4 4.500 114.3 4 1 1/2
2
2 1/2
3
3 1/2
3 1/2 4.000 101.6 1 1/4
1 1/2
2
2 1/2
3
3 3.500 88.9 3 1/2 1
1 1/2
2
2 1/2
2 1/2 2.875 73.0 1
1 1/4
1 1/2
2
2 2.375 60.3 3 3/4
1
1 1/4
1 1/2
1 1/2 1.900 48.3 2 1/2 1/2
3/4
1
1 1/4
1 1/4 1.660 42.2 2 1/2
3/4
1
1 1.315 33.4 3/8
1/2
3/4
3/4 1.050 26.7 3/8
1/2
1/2 0.840 21.3 1 1/2 1/4
3/8

A234 WP91 Alloy Steel Tee Weight Chart

Size Weight (kg)
30 166.47
26 124.74
24 107.95
22 89.36
20 72.57
18 57.15
16 45.36
14 36.29
12 28.12
10 19.5
8 10.43
6 5.44
5 3.4
4 2.04
3.1/2 1.59
3 1.19
2.1/2 0.79
2 0.37
1.1/2 0.18
1.1/4 0.17
1 0.11
3/4 0.04
1/2 0.04

ASTM A234 WP91 Chemical Composition

Element Chemical Composition (%)
Molybdenum 0.85 – 1.05
Carbon 0.08 – 0.12
Manganese 0.30 – 0.60
Phosphorus ≤ 0.015
Sulfur ≤ 0.02
Silicon 0.20 – 0.50
Chromium 8 – 9.5

Mechanical Properties of Alloy Steel WP91 Coupling

Grade Tensile Strength (Mpa) Elongation % Yield Strength (Mpa)
A234 WP91 ≥590 ≥20 ≥415

ASTM A234 WP91 Fittings Delivery Schedule by Nation

Countries Delivery Time (days)
Switzerland 45-60
Portugal 45
Belgium 45
Slovakia 45-60
Singapore 8
Netherlands 60
Finland 45-60
Germany 60
Indonesia 7