Hammer Union Components for Oil and Gas
Reliable Flowline Connections, Built to U.S. Standards, Delivered Without
Surprises
Hammer Union Component Manufacturing
Hammer unions are vital for safe, fast connection and disconnection of pressurized piping systems across upstream oil and gas operations. Whether supporting flowback, hydraulic fracturing, mud circulation, or well testing, every connection point must hold up to extreme pressure, shock loads, and corrosive fluids.
Align Manufacturing produces high-tolerance hammer union components, including male subs, female subs, nuts, and seals, engineered to meet the rigorous performance demands of oilfield applications. Manufactured at trusted facilities in India, Vietnam, and Thailand, our parts align with API and NACE standards, and are quality-checked for dimensional integrity and material compliance.
key features
Hammer Union Types and Pressure Classes Supported
| Fig 100 | General low-pressure service | 1,000 psi |
| Fig 206 | Standard mud and manifold service | 2,000 psi |
| Fig 602 | Medium-pressure fracturing service | 6,000 psi |
| Fig 1002 | High-pressure fracturing/flowback | 10,000 psi |
| Fig 1502 | Extreme-pressure fracturing | 15,000 psi |
Available in threaded, butt-weld, and flanged connections depending on your system requirements.
Parts We Manufacture
- Male Sub Ends
- Female Sub Ends
- Union Nuts
- Sealing Surfaces (Metal-to-Metal or Elastomer Seated)
- Replacement Subs for Legacy Union Designs
- Custom Union Adapters for Cross-Fig Compatibility
Applications
Applications for Hammer Union Components
- Flowback and Well Testing Manifolds
- Hydraulic Fracturing Missile Assemblies
- Mud Circulation Systems
- Cementing and Coil Tubing Equipment
- Production and Kill Manifold Skids
- Offshore and Land Rig Systems
Specifications
Manufacturing Capabilities Snapshot
| Material Options | Carbon Steel, 4130 Alloy, 316SS, Inconel Cladding |
| Component Sizes | 1" to 4" nominal bore |
| Thread Types | NPT, LP, Buttress, ACME, proprietary |
| Machining Tolerances | ±0.0005" on sealing and engagement surfaces |
| Surface Treatments | Phosphate coating, paint-ready, cladding-compatible |
| Compliance Support | API 6A, NACE MR0175, ISO 9001 |
Each Hammer Union part is precision-machined, serialized, and delivered with full material traceability documentation.
Integration into Manifolds and Flowline Systems
Hammer unions are critical components in the modular assembly of flow iron, frac manifolds, and test loops. Correct material selection and machining accuracy are essential to maintaining seal integrity under thermal cycling and pressure shock.
Align supports OEMs and system integrators with expert machining of union parts that slot seamlessly into manifold builds and flanged flowline systems, reducing fit-up issues and field failures.
Align MFG Hammer Unions
Why Flow Control Builders Trust Align
- Reduced offshore sourcing risk with Western-managed QA and communication
- Flexibility for prototyping or volume runs
- Traceable materials and full inspection reporting
- Engineering collaboration for specialized or legacy hammer union designs
Resources —
Resources
In addition to our manufacturing capabilities, Align MFG plays a crucial role in optimizing supply chains. Our expertise in consolidating shipments, especially in regions like Vietnam, India, and Thailand , significantly reduces logistics costs and enhances efficiency, offering a reliable alternative to traditional sourcing from China. You can read more details about this below.
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WE'RE A DEDICATED TEAM OF LOCAL PROFESSIONALS PASSIONATELY COMMITTED TO FUELING YOUR PROJECT'S SUCCESS. Our team is dedicated to maintaining a keen eye for detail in every aspect of the process, from design to delivery. Simultaneously, we prioritize clear, consistent communication with you to ensure that your vision and requirements are fully understood and met.