XIAN ATO INTERNATIONAL CO.,LTD
| Delivery Time | 10-15 WORK DAYS |
| Packaging Details | WOODEN BOX |
| Supply Ability | 10 PIECES PER MONTH |
| Payment Terms | L/C,T/T |
| Place of Origin | CHINA |
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Product Specification
| Delivery Time | 10-15 WORK DAYS | Packaging Details | WOODEN BOX |
| Supply Ability | 10 PIECES PER MONTH | Payment Terms | L/C,T/T |
| Place of Origin | CHINA | ||
| High Light | Manual Control Kelly Valve ，Kelly Valve for Blowout Prevention ，Kelly Valve 35~105 MPa | ||
The Kelly Valve, also known as Kelly Cock or Drill Pipe Safety Valve, is a manual control valve in the drill string circulating system and serves as one of the most effective tools for blowout prevention.
Kelly valves are categorized into two types:
Operation is achieved by rotating the special wrench 90° to switch between open and closed positions according to operational instructions.
During drilling operations, to prevent malignant accidents and ensure operational safety, Kelly valves must be connected on both ends of the kelly to prevent drilling fluid loss and provide effective blowout prevention.
| Model | OD mm(inch) |
ID mm(inch) |
Connection API |
Working Pressure MPa(PSI) |
|---|---|---|---|---|
| XS86 | 86(3-3/8) | 30(1-3/16) | NC26B×P | 35~105(5,000~15,000) |
| XS105 | 105(4-1/8) | 40(1-37/64) | NC31B×P | 35~105(5,000~15,000) |
| XS111 | 111(4-3/8) | 40(1-37/64) | NC31B×P | 35~105(5,000~15,000) |
| XS121 | 121(4-3/4) | 44.5(13/4) | NC38B×P | 35~105(5,000~15,000) |
| XS127 | 127(5) | 44.5(13/4) | NC38B×P | 35~105(5,000~15,000) |
| XS146 | 146(5-3/4) | 44.5(13/4) | 4-1/2REGLHB×P | 35~105(5,000~15,000) |
| XS159 | 159(6-1/4) | 57.2(21/4) | NC46B×P | 35~105(5,000~15,000) |
| XS168 | 168(6-5/8) | 71.4(2-13/16) | NC50B×P | 35~105(5,000~15,000) |
| XS178 | 178(7) | 71.4(2-13/16) | 5-1/2FHB×P | 35~105(5,000~15,000) |
| XS197 | 197(7-3/4) | 76.2(3) | 6-5/8REGLHB×P | 35~105(5,000~15,000) |
| XS203 | 203(8) | 76.2(3) | 6-5/8REGLHB×P | 35~105(5,000~15,000) |
Company Details
Business Type:
Exporter,Trading Company
Year Established:
2008
Total Annual:
500000-600000
Employee Number:
20~50
Ecer Certification：
Verified Supplier
Xi’an ATO International Co., Ltd. is China Oilfield Equipment Supplier for Middle East Drilling Contractors, founded in 2008, belongs to ATO Group, which is located in Xi'an, China. ATO supplies API standard drilling equipment, such as mud pump spare parts, BOP components and oilfield tools fr... Xi’an ATO International Co., Ltd. is China Oilfield Equipment Supplier for Middle East Drilling Contractors, founded in 2008, belongs to ATO Group, which is located in Xi'an, China. ATO supplies API standard drilling equipment, such as mud pump spare parts, BOP components and oilfield tools fr...
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