Zhengzhou Huitong Pipeline Equipment Co.,Ltd.
Zhengzhou Huitong Pipeline Equipment Co., Ltd.
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ASTM A234 WP11 pipe fittings mean the pipe fittings which material are ASTM A234 WP11,they are used for the pressure piping systems of moderate and high temperature services.ASTM A234 is the standard of butt welding P pipe fitting, it indicates the materials properties of different kinds of carbon steel and alloy steel,WP11 is one of the steel grade in this standard.
The regular products of ASTM A234 WP11 pipe fittings are elbows,tees,reducers,caps,cross,bends,laterals etc.There are seamless and welded A234 WP11 pipe fittings,the seamless A234 WP11 pipe fittings means the fittings are made from the seamless steel pipes,welded WP11 pipe fitting means it is made from welded pipes and steel plates.
| Grade | C | Mn | P | S | Si | Cr | Mo |
| WP11 Class1 | 0.05-0.15 | 0.3-0.6 | ≤0.03 | ≤0.03 | 0.5-1 | 1-1.5 | 0.44-0.65 |
| WP11 Class2 | 0.05-0.2 | 0.3-0.8 | ≤0.04 | ≤0.04 | 0.5-1 | 1-1.5 | 0.44-0.65 |
| WP11 Class3 | _ | _ | _ | _ | _ | _ | _ |
| Item | Tensile Strength KSI(MPa) | Yield Strength KSI(MPa) |
| WP11 Class1 | 60-85(415-585) | ≥30(205) |
| WP11 Class2 | 70-95(485-655) | ≥40(275) |
| WP11 Class3 | 75-100(520-690) | ≥45(310) |
| Grade | C | Mn | P | S | Si | Cr | Mo |
| A234 WP22 | 0.05-0.15 | 0.3-0.6 | ≤0.04 | ≤0.04 | ≤0.5 | 2-2.5 | 0.87-1.13 |
| Element | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| A234 WP22 | 415-585 | ≥205 | ≥20 |