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As a leading manufacturer based in Cangzhou, Hebei, China, Cangzhou Dean Safety & Special Tools Co., Ltd. has been dedicated to producing high-quality safety tools since 2001. Our Professional Explosion-Proof Torque Wrench for Oil & Gas Industry is meticulously engineered to meet the rigorous demands of hazardous environments. With an annual export value exceeding US$100 million, we pride ourselves on delivering tools that combine precision, durability, and absolute safety. This torque wrench is crafted from premium non-sparking materials, ensuring zero risk of ignition in explosive atmospheres commonly found in oil refineries, gas plants, and chemical facilities.
Our explosion-proof torque wrench is designed for critical bolting applications where accuracy and safety are paramount. It features a robust click-type mechanism that provides clear audible and tactile feedback when the preset torque is reached, eliminating over-tightening and potential equipment damage. The tool is widely used across North America, South America, Europe, Southeast Asia, Africa, and Oceania, trusted by professionals for its consistent performance.
Key Features & Technical Specifications
- Explosion-Proof Material: Made from beryllium copper or aluminum bronze alloys, which are non-sparking and corrosion-resistant, ideal for Zone 1 and Zone 2 hazardous areas.
- High Accuracy: ±4% deviation from set torque value, meeting strict industrial standards for bolted joints.
- Adjustable Torque Setting: Easy-to-read scale with a locking ring to prevent accidental changes during use.
- Ergonomic Handle: Contoured grip for comfortable operation, reducing hand fatigue during extended use.
- Durable Construction: Heat-treated alloy core with a protective coating that withstands harsh chemical exposure and extreme temperatures.
- Traceable Calibration: Each wrench comes with a calibration certificate, and recalibration service is available upon request.
| Model | Torque Range (Nm) | Drive Size | Length (mm) | Weight (kg) |
|---|---|---|---|---|
| PX-100 | 20-100 | 1/2" | 400 | 1.5 |
| PX-300 | 60-300 | 3/4" | 550 | 2.8 |
| PX-600 | 150-600 | 3/4" | 700 | 3.9 |
| PX-1000 | 300-1000 | 1" | 900 | 5.0 |
Benefits for Your Operations:
- Eliminates fire and explosion hazards in volatile environments, protecting personnel and assets.
- Ensures consistent bolt tension for flanges, valves, and pressure vessels, reducing leakage risks.
- Lightweight and portable design allows easy use in confined spaces and at height.
- Low maintenance construction with minimal wearing parts extends service life.
Backed by our company's two-decade expertise and strong export network, we offer flexible shipping options from Tianjin, Shanghai, or Ningbo ports. Our main markets span all continents, reflecting global trust in our products. Each tool undergoes strict quality control to meet international standards. We also provide customization options such as special drive sizes or extended handles for unique applications.
Frequently Asked Questions
Q: Is this torque wrench suitable for underwater use?
A: The tool can be used in splash zones, but prolonged submersion is not recommended. For underwater applications, please consult our technical team for customized sealing options.
Q: What is the calibration interval for this wrench?
A: We recommend recalibration every 12 months or after 5,000 cycles, whichever comes first. Recalibration services are available at our facility or through authorized dealers.
Q: Can I use this wrench for tightening bolts in hydrogen sulfide environments?
A: Yes, the beryllium copper variant is highly resistant to sulfide stress cracking, making it suitable for sour gas applications.
Q: Does the wrench come with a storage case?
A: Yes, each wrench is supplied in a durable ABS plastic case with foam inserts for secure storage and transport.
Q: Are replacement parts available?
A: We stock all internal components including springs, ratchets, and scales. Please contact our sales team for pricing and lead times.
Q: What is the maximum operating temperature?
A: The standard version can operate from -40°C to +80°C. For higher temperature environments, optional high-temperature seals are available.
Q: How do I verify the tool's explosion-proof rating?
A: Each wrench is marked with a serial number and material grade. We can provide material test certificates and explosion-proof compliance documents upon request.
Q: Do you offer volume discounts for oil field contractors?
A: Yes, we have flexible pricing for bulk orders. Please contact our sales department with your annual usage quantity for a customized quote.
With over 20 years of manufacturing excellence and a global distribution network, Cangzhou Dean Safety & Special Tools Co., Ltd. is your reliable partner for explosion-proof tools. Our commitment to quality, safety, and customer satisfaction has earned us a strong reputation in the oil and gas sector. Contact us today for a sample or quotation, and experience the difference of professional, explosion-proof torque solutions.
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