We are a leading manufacturer of alloy steel WP9 elbows. The material used to produce ASTM A234 WP9 is a low alloy steel. One of the characteristics of this low alloy steel grade is the ability of its fittings to perform well at medium to high temperatures.ASTM A234 WP9 fittings are categorized into two classes, Class 1 and Class 3, which have different mechanical properties.
ASTM A234 WP9 Fittings Spec Chart
Specifications | ASTM A234 |
size | Seamless Fittings: 1/2″ – 10″ |
Welded Fittings: 1/2″ – 48″ | |
Manufacturing process | Forge, Push, Cast, Press etc. |
Dimensions | MSS-SP-43, BS4504, ASME/ANSI B16.9, BS4504, ASME B16.28, BS1560, BS10 |
Bending Radius | R=2D, 3D, 1D, 5D, 10D, 6D, 8D or Custom MSS Sp-43 |
Elbow Manufacturer | Angle : 30deg, 45 deg, 22.5 deg, 90 deg, 1.0D, 1.5D, 2.0D, 180 deg, 2.5D, 3D, 5D, 4D, 6D, 7D-40D . |
Standard: ASME B16.25, BS, ASME B16.9, ASME B16.28, MSS SP-75 DIN2605 JISB2311 JISB2312 JISB2313, GB, ISO | |
Specialized Manufacturer of | Stub End, 90º Elbows, Tees, Reducers, 45º Elbows, Pipe Cap, Crosses, Pipe Bend |
Type | DN15-DN1200 |
Connection | Welding |
Thickness | SCH 80, SCH 100, SCH10, STD SCH40, XXS, SCH20, SCH 120, SCH 140, SCH30, SCH 160, SCH60, XS |
Origin & Mills | Indian, USA, Japanese, Korean, Ukraine, European, Russian |
Test Certificates | EN 10204/3.1B |
Raw Materials Certificate | |
100% Radiography Test Report | |
Third Party Inspection Report, etc | |
Key markets and industries | Nuclear power (mostly seamless). |
Bitumen upgraders. | |
Petrochemicals and acids. | |
Heavy oil refineries. |
Chemical Equation of Alloy Steel WP9 Pipe Fittings
Carbon | Manganese | Phosphorus | Sulfur | Silicon | Chromium | Molybdenum |
≤0.15 | ≤0.6 | ≤0.03 | ≤0.03 | 1 | 8 | 0.90-1.10 |
Mechanical Strength Table of SA234 Gr WP9 Buttweld Fitting
Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
380 min | 585 min | ≥30 |
Dimension Table of ASTM A234 WP9 Fittings
Nominal | Outside | 180° Returns | 90° Elbows | 45° Elbows | ||||
Pipe | Diameter | |||||||
Size | ||||||||
(inches) | Long Radius | Long Radius | Short Radius | Long Radius | ||||
(mm) | (inches) | Center to Center | Back to face | Center to Face | Center to Face | Center to Face | Radius | |
(inches) | (inches) | (inches) | (inches) | (inches) | (inches) | |||
1/2 | 21.3 | 0.84 | 2 | 1 7/8 | 1 1/2 | – | 5/8 | |
2 | 60.3 | 2.375 | 6 | 4 3/16 | 3 | 2 | 1 3/8 | 4 |
2 1/2 | 73 | 2.875 | 7 1/2 | 5 3/16 | 3 3/4 | 2 1/2 | 1 3/4 | 5 |
3/4 | 26.7 | 1.05 | 2 1/4 | 1 11/16 | 1 1/8 | – | 7/16 | |
1 | 33.4 | 1.315 | 3 | 2 3/16 | 1 1/2 | 1 | 7/8 | |
1 1/4 | 42.2 | 1.66 | 3 3/4 | 2 3/4 | 1 7/8 | 1 1/4 | 1 | |
1 1/2 | 48.3 | 1.9 | 4 1/2 | 3 1/4 | 2 1/4 | 1 1/2 | 1 1/8 | 3 |
3 | 88.9 | 3.5 | 9 | 6 1/4 | 4 1/2 | 3 | 2 | 6 |
8 | 219.1 | 8.625 | 24 | 16 5/16 | 12 | 8 | 5 | 12 |
10 | 273.1 | 10.75 | 30 | 20 3/8 | 15 | 10 | 6 1/4 | 15 |
3 1/2 | 101.6 | 4 | 10 1/2 | 7 1/4 | 5 1/4 | 3 1/2 | 2 1/4 | 7 |
4 | 114.3 | 4.5 | 12 | 8 1/4 | 6 | 4 | 2 1/2 | 8 |
5 | 141.3 | 5.563 | 15 | 10 5/16 | 7 1/2 | 5 | 3 1/8 | 10 |
6 | 168.3 | 6.625 | 18 | 12 5/16 | 9 | 6 | 3 3/4 | 12 |
12 | 323.9 | 12.75 | 36 | 24 3/8 | 18 | 12 | 7 1/2 | 18 |
Application of A234 WP9 Pipe Fittings