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With forging parts, pressure containing parts have better strength and i***ct toughness,avoiding forging defect.
The middle flange sealing is combined sealing type. The switch is controlled by hydraulic.The flashboard changing will be quick.
The blowout preventer has a auxiliary cylinder.Co***red with traditional ones with cutting purpose, its volume is smaller with same function.
The rubber cycle has greater density with self-contained sealing.
Manual locking device can keep the flashboard closed in case of hydraulic running off.
Manual locking device and surge locking device can be set on relevant position according to customer`s demand. These two devices ban be exchanged conveniently.
The flashboard chamber could be matched with similar flashboards from same type blowout preventers abroad.
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| Company: |
Shandong Dahang Petroleum Engineering Co., Ltd.
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| Contact: |
Ms. momo zhao |
| Address: |
NO.142 Xier Road, Dongying District, |
| Postcode: |
257400 |
| Tel: |
86-546-7889111 |
| Fax: |
86-546-7889111 |
| E-mail: |
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