Place of Origin:
China
Brand Name:
XI'AN RIG
Certification:
API
Model Number:
QL
"QL" Type Composite Bonnet Hydraulic Locking Ram Blowout Preventer for Wellhead Control
| Item | Specification |
|---|---|
| Product Name | QL Type Blowout Preventer |
| Design Standard | API 16A, PR1 / PR2 optional |
| Nominal Bore | 7‑1/16", 9", 11", 13‑5/8", 21‑1/4" |
| Rated Working Pressure | 5000psi, 10000psi, 15000psi |
| Operation Mode | Hydraulic operation with hydraulic self‑locking mechanism |
| Bonnet Structure | Composite inner‑outer bonnet, latch quick‑lock, boltless inner bonnet |
| Body Material | Forged 4130 alloy steel; NACE MR0175 H₂S‑resistant option available |
| Metal Material Temperature Class | ‑29℃ ~ +121℃ |
| Non‑metallic Seal Temperature Class | ‑18℃ ~ +121℃ |
| Optional Ram Type | Pipe ram, Blind ram, Shear ram |
| Key Feature | Ram replacement finished within 10 minutes; stable hydraulic locking under pressure |
| Application | Wellhead blowout prevention for on‑shore drilling and workover operations |
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