A Weldolet is a type of branch connection fitting that is welded onto the main pipe. It is designed to provide a branch connection without the need for additional welding or reinforcement. A Carbon Steel Weldolet, as the name suggests, is specifically made from carbon steel. Carbon steel is a common material choice due to its strength, durability, and suitability for various industrial applications.
Material : Carbon steel is used for the construction of Weldolets due to its mechanical properties and resistance to corrosion. Different grades of carbon steel may be used depending on the specific requirements of the application.
Connection Type : Weldolets are designed to be welded onto the main pipe. The welding process creates a strong and secure connection. The branch outlet end of the Weldolet is beveled for welding compatibility.
Design : The design of the Weldolet includes a main body with a beveled end for welding to the main pipe and a branch outlet for the connection of the branch pipe. The shape is such that it reduces stress concentrations and provides a smooth flow transition.
Applications : Carbon Steel Weldolets find applications in various industries, including oil and gas, petrochemical, chemical processing, power generation, and more. They are used in pipelines where branch connections are required without the need for extensive welding.
Sizes and Ratings : Weldolets are available in various sizes to accommodate different pipe diameters. They also come in different pressure ratings to match the requirements of the specific piping system.
Standards : Carbon Steel Weldolets are manufactured in accordance with industry standards such as ASME (American Society of Mechanical Engineers) or ANSI (American National Standards Institute). Adherence to these standards ensures compatibility and interchangeability.
Inspection and Testing: : Weldolets, like other pressure-containing components, may undergo inspection and testing procedures to ensure they meet the specified standards and quality requirements. This may include visual inspection, dimensional checks, and non-destructive testing.
| Pattern | Weldolet, Sockolet,Threadolet, Nipolet, Latrolet, Elbolet, Sweepolet, Insert Weldolet, Coupolet, Brazolet, Flexolet Butt Weld, Flexolet Socket Weld, Flexolet Threaded, Nipoflange & Flangolet. |
|
size |
1/8”-4” |
|
Pressure class |
3000/6000/9000LBS |
| Standards | Designation |
|---|---|
| ASTM | A 350 LF2/A|350 LF3 LTCS (Low Temperature Carbon Steel). |
| ASME | SA350 LF3/SA350 LF2 |
| Size : | DN6~DN150(1/8”~6”) |
|---|---|
| Stainless Steel : | ASTM a182 F 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316TI, 316H, 316L, 316LN, 317, 317L, 321, 321H, 347, 347H, 904L olets weldolet threadolet sockolet flangeolet. |
| Duplex Steel: | duplex 2205 2507 s31803 s32750 s32760 s31254 254smo smo254 904l uns no8904 astm a182 f51 f53 f44 f55 f60 f62 s31050 s32205 s32550 uns no8367 olets weldolet threadolet sockolet flangeolet. |
| Carbon Steel : | ASTM A105, A694 F42/46/52/56/60/65/70,A350 LF1 LF2 LF3 olets weldolet threadolet sockolet flangeolet. |
| Alloy Steel : | ASTM A182 F5/F9/F11/F22/F91 olets weldolet threadolet sockolet flangeolet. |
| Nickel Alloy : | ASTM B 564 / 160 / 472 nickel 200 201 olets weldolet threadolet sockolet flangeolet , alloy 255 20 31 6xn olets weldolet threadolet sockolet flangeolet , monel 400 k500 404 400a 30c olets weldolet threadolet sockolet flangeolet , inconel 600 601 625 718 783 690 x750 olets weldolet threadolet sockolet flangeolet , incoloy 800 800h 800ht 825 901 925 6mo 25-6mo olets weldolet threadolet sockolet flangeolet , hastelloy b b2 b3 c c4 c22 c276 c2000 x g-30 olets weldolet threadolet sockolet flangeolet , nimonic 80a 90 263 olets weldolet threadolet sockolet flangeolet. |
| Types : | Buttweld Outlets (Weldolet), Socket Weld Outlets (Sockolet), Threaded Outlets (Threadolet), Outlets (Nipolet), 45° Lateral Outlets (Latrolet), Elbow Outlets (Elbolet ) |
| Manufacture Standards : | MSS SP-97, GB19236 etc. |
| Materials : | 20#, A105, 304/304L, 316/316L, 347, 347H, 317, 317L, 321 etc. |
| Rate : | SCHSTD, SCHXS, SCHXXS, 2000LB, 3000LB, 6000LB (SCH80, SCH160, XXS) |
| Element | Composition, % |
| Carbon | 0.35 max |
| Manganese | 0.60-1.05 |
| Phosphorus | 0.035 max |
| Sulfur | 0.040 max |
| Silicon | 0.10-0.35 |
| Copper | 0.40 max (1) |
| Nickel | 0.40 max (1) |
| Chromium | 0.30 max (1-2) |
| Molybdenum | 0.12 max (1-2) |
| Vanadium | 0.08 max |
| (1) The sum of copper, nickel, chromium, molybdenum and
vanadium shall not exceed 1.00%. (2) The sum of chromium and molybdenum shall not exceed 0.32%. Note: For each reduction of 0.01% below the specified carbon maximum (0.35%), an increase of 0.06% manganese above the specified maximum (1.05%) will be permitted up to a maximum of 1.35%. |
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|
Property |
|
|
Tensile Strength, min: |
70,000 psi (485 MPa]) |
|
Min. Yield Point: |
36,000 psi [250 MPa] |
|
Reduction of area, min: |
30% min |
|
Hardness, HB, max |
187 |