700 BAR HIGH-PRESSURE TWIN HOSES. SAFE, FLEXIBLE & BUILT FOR HEAVY BOLTING.
Engineered specifically for hydraulic torque wrenches and power packs, Boltorq twin high-pressure hoses feature a rigorous 4:1 safety design factor. Built for extreme industrial environments, they combine lightweight handling with superior bending radii and leak-free quick-release couplings.
BOLTORQ TWIN-LINE HIGH-PRESSURE HYDRAULIC HOSES
Factory-paired twin hoses bonded for secure handling during high-pressure advance and retract cycles on torque wrenches.
BOLTORQ EXTENSION & MULTI-TOOL HOSES
Designed for remote plant environments, wind turbine nacelles, and wide scaffolding layouts requiring extended reach without pressure drop.
| Model Series & Description | Max Operating Pressure (Mpa) | Hose End One | Hose End Two | Part Number / Type | Hose Length (M) |
| 2JH64 Series Twin hydraulic hose | 72 | 1/4″ NPT | 1/4″ NPT | 2JH6445-1 2JH6460-1 2JH6490-1 2JH64100-1 | 4.5 6 9 10 |
| JH74 Series Hydraulic hose | 72 | 1/4″ NPT | 1/4″ NPT | JH7445 JH7460 JH7490 JH4100 | 4.5 6 9 10 |
| JH78 Series Hydraulic hose | 100 | 3/8″ NPT | 3/8″ NPT | JH7818 JH7845 JH7890 JH78120 | 1.8 4.5 9 12 |
| BH84 Series Super high pressure hydraulic hose | 180 | 1/4″ BSP | 1/4″ BSP | BH8420 BH8460 BH8490 BH84120 | 2 6 9 12 |
| BH94 Series Super high pressure hydraulic hose | 280 | 1/4″ BSP | 1/4″ BSP | BH9430 BH9460 BH9490 | 3 6 9 |
ENGINEERED TO PREVENT BURSTING AND KINKING UNDER PRESSURE.
Boltorq high-pressure hydraulic hoses are manufactured using multi-layer wire braid reinforcement to ensure absolute operator safety during intense plant maintenance:
4:1 Safety Factor
Built and pressure-tested well above standard operating thresholds to guarantee safety in strict industrial settings.
Optimized Bending Radius
Prevents internal kinking and oil flow restriction when maneuvered around tight scaffolding or restricted turbine bases.
High-Flow Quick Connectors
Equipped with secure, leak-free fittings for fast hookup to pumps and wrenches.
Abrasion-Resistant Outer Cover
Protected against oil, chemical, and weather degradation on harsh job sites.
RELIABLE FLUID TRANSMISSION FOR CRITICAL INFRASTRUCTURE.
Operating a heavy bolting system requires absolute precision to prevent under-torquing or catastrophic flange blowout. The Boltorq BT-DC series simplifies complex joint assembly through an intelligent micro-processor workflow:
Refinery Turnarounds
Connecting electric and pneumatic pumps securely to square drive and low-profile torque wrenches.
Wind Energy Infrastructure
Supplying stable hydraulic pressure across extended heights inside wind turbine tower sections.
Heavy Engineering Erection
Powering synchronized multi-wrench setups on massive structural joints.
FREQUENTLY ASKED QUESTIONS ABOUT
HYDRAULIC HOSES
What is the maximum working pressure rating for Boltorq hydraulic hoses?
All Boltorq standard hydraulic hoses are rated for a maximum working pressure of 700 Bar (10,000 PSI) with a strict 4:1 design burst factor.
Are the hoses supplied as single or twin lines?
They are supplied as twin bonded hoses specifically engineered for hydraulic torque wrenches, handling both advance and retract oil cycles simultaneously.
How can I order custom lengths or replacement fittings?
Contact our global export and engineering desk directly at sales@boltorq.com or call +91 98927 03895.
What safety factor and pressure rating apply to Boltorq hydraulic hoses?
All Boltorq high-pressure hydraulic hoses conform to strict international safety standards with a 4:1 safety factor—delivering a 700 Bar (10,000 PSI) continuous working pressure rating and a 2,800Bar (40,000 PSI) burst pressure threshold.
Why are twin-line bonded hoses preferred over separate single hoses for torque wrenches?
Double-acting hydraulic torque wrenches require simultaneous advance and retract fluid pathways. Twin-line bonded hoses keep both lines organized in a single compact bundle, eliminating snag hazards, line twisting, and trip risks on elevated field scaffolding.
What outer sleeve protection is provided on Boltorq hose assemblies?
Boltorq hoses feature a rugged polyurethane outer jacket reinforced with steel wire braiding, enclosed inside heavy-duty anti-abrasion protective sleeving to guard against sharp metal edges, hot weld slag, and dragging wear across concrete plant floors.
What quick-connect fittings and thread sizes are standard?
Standard assemblies include pre-installed 1/4inch NPT high-flow quick couplers (male and female set) equipped with tethered dust caps to maintain fluid cleanliness during site storage and transit.
EQUIP YOUR FLANGE CREW WITH CERTIFIED HIGH-PRESSURE HOSES.
Email sales@boltorq.com or info@boltorq.com to specify your required hose lengths and coupling types for your upcoming project.