Low temp rig specifications

Low Temp Rig Specifications – Technical Data Sheets

The following specifications represent our standard low‑temperature drilling rig product line, designed for continuous operation at -45°C and storage at -60°C. Custom engineering is available for site‑specific temperature and logistical requirements.

Parameter	ZJ40 Low Temp	ZJ50 Low Temp	ZJ70 Low Temp	ZJ90 Low Temp
Nominal Drilling Depth (4‑½” DP)	2,500–4,000 m (8,200–13,120 ft)	3,500–5,000 m (11,480–16,400 ft)	4,500–7,000 m (14,760–22,970 ft)	6,000–9,000 m (19,680–29,530 ft)
Max Hook Load	2,250 kN (506,000 lbf)	3,150 kN (708,000 lbf)	4,500 kN (1,012,000 lbf)	6,750 kN (1,517,000 lbf)
Drawworks Rated Power	735 kW (1,000 HP)	1,100 kW (1,500 HP)	1,470 kW (2,000 HP)	2,210 kW (3,000 HP)
Mast Height (K‑type)	41.5 m	43–45.5 m	48 m	48 m
Rotary Table Opening	698.5 mm (27‑½”)	952.5 mm (37‑½”)	952.5 mm (37‑½”)	952.5 mm (37‑½”)
Drilling Line Diameter	32 mm (1‑¼”)	35 mm (1‑⅜”)	38 mm (1‑½”)	45 mm (1‑¾”)
Mud Pump Configuration	2× F‑1300 HP	2× F‑1600 HP	2–3× F‑1600 HP	3× F‑1600 HP
Operating Temperature Range	-45°C to +45°C	-45°C to +45°C	-45°C to +45°C	-45°C to +45°C
Storage Temperature Range	-60°C to +45°C	-60°C to +45°C	-60°C to +45°C	-60°C to +45°C
Drive Type	AC‑VFD / DC‑SCR	AC‑VFD / DC‑SCR	AC‑VFD	AC‑VFD
Main Brake	Hydraulic disc brake	Hydraulic disc brake	Hydraulic disc brake	Hydraulic disc brake
Auxiliary Brake	Dynamic / eddy current	Dynamic / eddy current	Dynamic / eddy current	Dynamic / eddy current
API Monograms	4F, 7K, 8C, Q1	4F, 7K, 8C, Q1	4F, 7K, 8C, Q1	4F, 7K, 8C, Q1
GOST Compliance	12.2.141-99, 16293-89	12.2.141-99, 16293-89	12.2.141-99, 16293-89	12.2.141-99, 16293-89

For a ZJ40 truck‑mounted cold‑weather drilling rig specifically, the configuration includes a 225‑ton hook load with 4,000‑meter drilling depth, fully winterized with cold‑weather materials and heat preservation processes — the same design successfully exported to Orienburg Drilling Company in Russia.

Product Types – Low Temp Configurations Available

We do not offer a single low temp rig. We offer a portfolio of low‑temperature drilling and well‑service equipment, all built to the same cold‑weather engineering standards:

1. Low Temperature Truck‑Mounted Drilling Rigs – Fast mobilization for remote single‑well drilling. ZJ40 and ZJ50 configurations available.

2. Low Temperature Trailer‑Mounted Drilling Rigs – Lightweight, road‑legal configurations for frequent relocation.

3. Low Temperature Modular Skid Rigs – Helicopter‑transportable modules for true remote‑area access.

4. Low Temperature Wheel‑Rail Drilling Rigs – Optimized for cluster drilling in continuous permafrost zones, moving on built‑in rail systems without rig‑down.

5. Low Temperature Coiled Tubing Units – For sub‑zero well intervention, nitrogen lifting, sand cleanout, and wax removal — field‑proven in Surgut, Russia.

6. Low Temperature Workover Rigs (XJ Series) – XJ150 through XJ1200 with max static load from 585 kN to 2,250 kN, fully winterized.

7. Low Temperature Solids Control Systems – Tank‑integrated heating and insulation packages for mud recycling at -45°C.

Application Fields

🌨️ Arctic and Sub‑Arctic Land Drilling

Primary target: West Siberian Basin, East Siberia, Timan‑Pechora region — operating conditions down to -45°C continuous. Our low temp rig specifications have been validated in these exact environments through multiple Rosneft projects.

🧊 Permafrost Cluster Drilling

For fields requiring multiple wells in close spacing, our wheel‑rail low temp rigs allow the entire drilling package to skid from wellhead to wellhead without dismantling major components. This configuration eliminates repeated rig‑up/rig‑down cycles in extreme cold, saving weeks of operational time per cluster.

🏔️ High‑Altitude Cold Regions

Altitude does not get a pass on cold‑weather engineering. Our low temp rigs are suitable for the Kunlun Mountains, Andes, and Himalayan foothills, where temperatures drop below -35°C regardless of the calendar.

🚚 Remote Single‑Well Exploration

For exploration wells far from infrastructure, our truck‑mounted low temp configurations combine mobility with full winterization — drive in, heat up, drill, and move to the next prospect.

🌊 Offshore Arctic Platforms

Our offshore‑rated low‑temperature packages are designed for ice‑strengthened platforms and bottom‑supported structures, meeting dual demands of marine corrosion protection and extreme cold winterization.

Why Choose SJ Petro for Your Low Temp Rig Specifications?

🏭 Backed by Sinopec – The Manufacturing Base

We are not a trading company. We are the actual manufacturing base for Sinopec Oilfield Equipment Corporation’s drilling rig production line, with over 200 product models across four major categories and twelve series. When you receive our low temp rig specifications, you are receiving data from the factory floor — not a broker’s marketing sheet.

✅ Field‑Proven in the Harshest Markets

Our equipment has been exported to Russia, Kazakhstan, the Middle East, South America, Canada, and the United States for over 30 years. We delivered 11 low‑temperature drilling rigs to Rosneft, winning recognition from Russian operators as a preferred supplier for Arctic drilling.

🧪 National‑Level Laboratory Validation – Not Guesswork

That national‑level low‑temperature impact testing laboratory is not a marketing tagline. It is a real facility where every lot of steel for critical components is tested to -60°C. We do not hope your rig survives the cold. We know because we tested it.

🔧 Integrated Service – From Engineering to Spare Parts

We provide:

• Pre‑sale engineering consultation and well planning support

• On‑site installation supervision and commissioning

• Crew training for low‑temperature operation and emergency procedures

• Long‑term spare parts supply with dedicated inventory for cold‑weather components

• 24/7 technical support hotline

📋 Authorized to Use API Monograms

We hold API licenses for 4F (Structures), 7K (Drilling Equipment), 8C (Hoisting Equipment), 6A (Wellhead Equipment), and 16C (Choke & Kill Systems). Our low temp rig specifications are audited to these standards by third‑party inspectors at your request — we welcome customer witnessing of testing.

🇷🇺 GOST‑Certified for Russian and Eurasian Markets

All our low‑temperature equipment can be manufactured to meet GOST 12.2.141-99 and GOST 16293-89 safety requirements. We have successfully cleared Russian customs and field acceptance multiple times.

Frequently Asked Questions (FAQ)

Q1: What is the lowest operating temperature your low temp rig specifications guarantee?

A: Our standard low‑temperature drilling rigs are guaranteed for continuous operation down to -45°C. Storage capacity extends to -60°C without material degradation. For projects requiring operation below -45°C, our engineering team can perform site‑specific thermal modeling and recommend custom modifications — contact us with your requirements.

Q2: Can you provide GOST certification for Russian customs clearance?

A: Yes. We design and manufacture to GOST 12.2.141-99 and GOST 16293-89 requirements. All necessary certification packages for Russian import and field acceptance are available upon request.

Q3: What is the typical lead time for a complete low‑temperature drilling rig?

A: Standard lead time is approximately 8–10 months from order confirmation to FOB port shipment, depending on rig size and customization level. We maintain a dedicated green channel for low‑temperature component sourcing to ensure delivery meets seasonal drilling windows.

Q4: How do you validate the cold‑temperature performance of steel components?

A: Every critical load‑bearing component is sampled and tested in our national‑level low‑temperature impact testing laboratory. We test for Charpy impact values at -45°C to -60°C, depending on application. Test reports are included with each rig shipment and available for customer witnessing.

Q5: What configurations are available for cluster drilling in permafrost?

A: We offer wheel‑rail low‑temperature drilling rigs designed specifically for cluster drilling. The entire rig package moves from well to well on built‑in rail systems without breaking down mast, drawworks, or mud systems — dramatically reducing non‑productive time in extreme cold.

Q6: Do you offer helicopter‑portable low‑temperature drilling rigs?

A: Yes. Our helicopter‑portable modular rigs break down into sling‑loadable modules (Mi‑17 class and compatible) for true remote‑area access. Each module includes all necessary heating interfaces for rapid field reassembly.

Q7: What after‑sales support do you provide for international buyers?

A: We provide a standard 12‑month warranty from commissioning. On‑site technical representatives are available for the initial rig‑up. We maintain an international spare parts inventory and operate a 24/7 technical support hotline. For key markets, we have local field service presence through our overseas representative offices.

Q8: Are your low‑temperature rigs available for third‑party inspection?

A: Absolutely. Our manufacturing process is open to customer‑witnessed testing and inspection. We welcome any third‑party certification body (such as DNV, BV, or ABS) to verify our low temp rig specifications on‑site before shipment.