PME Grade D Rotary Drilling Hoses Built for North American Oilfields
For North American drilling sites—from the Permian Basin to the Bakken, PME API Spec 7K Grade D Drilling Hoses are engineered to withstand 5000 Psi working pressures and 7500 Psi test pressure, ensuring our clients’ rig maintains maximum uptime.
Both hoses feature a 3″ Inner Diameter and a 72-foot length, specifically designed for flexible connections between the standpipe and the swivel (Rotary Hose) or between the pump and the standpipe (Vibrator Hose).
Core Specifications:
Grade: API 7K Grade D
Working Pressure (W/P): 5,000 psi
Test Pressure: 7,500 psi
Durability: High-grade synthetic rubber resistant to oil, abrasion, and North American weather
Compare Your Options: Flanged vs. NPT Threaded
Choosing the right connection is critical for safety and site compatibility.
We offer two primary configurations for our 3″ x 72′ Grade D hoses:
| Feature | Option 1: Flanged Connection | Option 2: NPT Threaded Connection |
| Coupling Type | 4-1/16” 5K Fixed Flanges | 4” NPT Male x Male |
| Best For | High-vibration, high-security connections | Quick installation and compatibility with standard piping |
| Application | Permanent rig setups and standpipe manifolds | General drilling fluid transfer |
Applications in North America
Designed specifically for the Land Drilling and Workover Rig markets in the USA and Canada, these hoses are ideal for:
Standard rotary drilling operations.
Pumping abrasive drilling mud at high volumes.
Connecting mud pump manifolds where flexibility is required to dampen vibration.
PME Sales Team
Tel: +86 21 5837 2350
Cell/WhatsApp: +86 138 1899 0736
Email: contact@pmeindustrial.com
Site: www.pmeindustrial.com
2026-01-15
