Features of weldneck Flange
* The weldneck flange is made from high-strength alloy and processed specially with heating treatment.
* The weldneck flange is applied for Hydrogen sulfide H2S resistant servicewith reference to NACEMR-0175 specifications.
* The wellhead adapter flange can be available as per customers' requirements.
Specification of wellhead Welded Neck Adapter Flange From 1 13/16" - 4 1/16"
| Flange Size (inch) | I.D. (inch) | O.D. (inch) | O.A.L (inch) | Steel Type | Pipe Size/Schedule |
| 1 13/16 10M | 1.813 | 2.560 | 4.13 | Low Alloy 60Ksi | Custom Tubing |
| 1 13/16 15M | 1.813 | 2.810 | 4.31 | Low alloy 75Ksi | Custom tubing |
| 1 13/16 20M | 1.813 | 4.31 | 5.38 | Low alloy 75Ksi | Custom tubing |
| 2 1/16 2M | 1.939 | 2.375 | 3.19 | Carbon Steel 45ksi | 2” SCH.80 |
| 2 1/16 3M | 1.939 | 2.375 | 4.31 | Carbon Steel 45ksi | 2” SCH.80 |
| 2 1/16 5M | 1.687 | 2.375 | 4.31 | Carbon Steel 45ksi | 2” SCH.160 |
| 2 1/16 10M | 2.063 | 2.940 | 4.38 | Carbon Steel 60ksi | Custom Tubing |
| 2 1/16 15M | 2.063 | 3.250 | 4.88 | Low Alloy 75ksi | Custom Tubing |
| 2 1/16 20M | 2.063 | 5.000 | 5.81 | Low Alloy 75ksi | Custom Tubing |
| 2 9/16 2M | 2.469 | 2.875 | 3.44 | Carbon Steel 45ksi | 2 1/2” SCH.40 |
| 2 9/16 3M | 2.323 | 2.875 | 4.44 | Carbon Steel 45ksi | 2 1/2” SCH.80 |
| 2 9/16 5M | 2.215 | 2.875 | 4.44 | Carbon Steel 45ksi | 2 1/2” SCH.160 |
| 2 9/16 10M | 2.563 | 3.620 | 4.90 | Carbon Steel 60ksi | Custom Tubing |
| 2 9/16 15M | 2.563 | 3.940 | 5.31 | Low Alloy 75ksi | Custom Tubing |
| 2 9/16 20M | 2.563 | 5.690 | 6.38 | Low Alloy 75ksi | Custom Tubing |
| 3 1/8 2M | 3.068 | 3.500 | 2.56 | Carbon Steel 45ksi | 3” SCH.40 |
| 3 1/8 3M | 2.900 | 3.500 | 4.31 | Carbon Steel 45ksi | 3” SCH.80 |
| 3 1/8 5M | 2.625 | 3.500 | 4.94 | Carbon Steel 45ksi | 3” SCH.160 |
| 3 1/16 10M | 3.063 | 4.34 | 5.56 | Low Alloy 60ksi | Custom Tubing |
| 3 1/16 15M | 3.063 | 4.810 | 5.88 | Low Alloy 75ksi | Custom Tubing |
| 3 1/16 20M | 3.063 | 6.310 | 6.88 | Low Alloy 75ksi | Custom Tubing |
| 4 1/16 2M | 4.026 | 4.500 | 4.31 | Carbon Steel 45Ksi | 4” SCH.40 |
| 4 1/16 3M | 3.826 | 4.500 | 4.81 | Carbon Steel 45Ksi | 4” SCH.80 |
| 4 1/16 5M | 3.438 | 4.500 | 5.19 | Carbon Steel 45ksi | 4” SCH. 160 |
| 4 1/16 10M | 4.063 | 5.750 | 6.56 | Low alloy 60ksi | Custom Tubing |
| 4 1/16 15M | 4.063 | 6.250 | 6.88 | Low Alloy 75ksi | Custom Tubing |
| 4 1/16 20M | 4.063 | 8.120 | 8.12 | Low Alloy 75ksi | Custom Tubing |
About JC Wellhead
Jingcheng Petroleum Machinery Manufacturing Co.,Ltd was established in 2008, we are specialized in design and manufacturing of the oilfield wellhead equipment. We - YCJC are a registered supplier for CNPC, GWDC, CCDC in China.
With profession engineers we also offer the R&D service to the clients who have special requirements in the oilfield drilling operation and production operation. The main well control and wellhead equipment as following:
*BOP : Taper Rubber Annular BOP, Spherical rubber Annular BOP, Single Ram BOP, Double Ram BOP
* Wellhead Equipment: X-mas tree, casing head, casing hanger, tubing head, tubing hanger, casing spool, tubing spool, API Clamp, API Clamp Hub
* Wellhead valve: Gate valve, Choke valve, Check valve, Mud valve, and valve parts
* Wellhead adapter: Double studded adapter flange, spacer spool, riser spool, drilling spool, weldneck flange, union flange adapter
* Other wellhead equipment parts: Hammer union, Elbow, swivel joint, block cross, Block Tee,
* Oil well manifold: choke manifold, kill manifold, testing manifold
Welcome to contact us for more information!
