Place of Origin:
China
Brand Name:
SWS
Certification:
API ISO
Model Number:
321/326/327
Contact Us
Overall product photo (with size reference)
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Double Valve Option: Single/Double valve design for enhanced sealing performance
Eccentric Structure: Smooth running in deviated wells, reducing stuck risk
Premium Material: Carbon Steel (L80 grade) with API 5CT certification
Customizable: Available in models 321/326/327 for various casing programs
| Item | Details |
| Size | 7 5/8" (OD 193.68mm) |
| Steel Grade | L80 |
| Thread Type | BTC (Buttress Thread) |
| Valve Configuration | Single/Double Valve |
| Material | Carbon Steel |
| Certification | API 5CT, ISO 9001 |
| Warranty | 12 Months |
Core Advantages
API Compliance: Manufactured under strict API 5CT standards, ensuring compatibility with global oilfield operations.
Durable Construction: L80 steel grade provides high collapse resistance (up to 5,000 psi) and corrosion resistance.
Efficient Running: Eccentric nose design minimizes wellbore friction, ideal for horizontal and extended-reach wells.
Quality Assurance: 100% inspection by QC department, including pressure testing (3,000 psi for 30 mins) and dimensional checks.
Applications
Oil & Gas Well Cementing
Casing Running Operations
Onshore/Offshore Drilling Projects
High-pressure/High-temperature (HPHT) Wells
Valve structure close-up
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API certification document
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Factory production line
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FAQ
Q1. When can I get the price?
A: We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please tell us in your email so that we will regard your inquiry priority.
Q2. Could I have prices of your products?
A: Welcome. Please feel free to send us an email here. You will get our reply in 24 hours.
Q3. Can I get a lower price if I order large quantities?
A: Yes, cheaper prices with more bigger quantity orders.
Q4. Do you inspect the finished products?
A: Yes, each step of production and finished products will be came out inspection by QC department before shipping
Q5. What about the lead time for the mass production?
A: Honestly, it depends on the order quantity and the season you place the order.
Send your inquiry directly to us