High-Quality API 7K Rotary Drilling Hose - Flexible Rubber Construction
Product Details
| Customization: | Available |
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| Material: | Nitrile Rubber |
| Capability: | Mud Hose |
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Mining Product Safety Mark Certificate
Mining Product Safety Mark Certificate
Mining Product Safety Mark Certificate
Certificate of Authority to use the Official API Monogram
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Mining Product Safety Mark Certificate
Mining Product Safety Mark Certificate
Mining Product Safety Mark Certificate
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Basic Info.
- Model NO.
- qinglin
- Color
- Black
- Usage1
- Flexible Hose
- Product Name
- Hydraulic Hose
- Hose Material
- Rubber Hose
- Hose Characteristic
- High Pressure Hose
- Standard
- API Spec. 7K
- Product Name2
- Flexible Pipe
- Chemical Characteristic
- Chemical Hose
- Accesories
- Hydraulic Fitting
- Reinforcement
- 2-6 Layers of High-Strength Ultra-Flexible Steel
- Working Temperature
- -20 Degrees Centigrade to +121 Degrees Centigrade
- Outer Layer
- Wear-Resistant, Weather-Resistant Synthetic Rubber
- Hose Characteristics
- Resistant to Wear, Corrosion, Oil-Based/Water-Base
- Connection Form
- Flange/Union/Thread
- Optional Accessories
- Safety Pipe Clamp/Hose Lifting Device/Stainless St
- Inner Material
- Nr&SBR Synthetic Rubber/HNBR/Upe/PTFE
- Transport Package
- Pallet or Wooden Box
- Specification
- 5~100meters/roll
- Trademark
- qinglin
- Origin
- China
- HS Code
- 40092100
- Production Capacity
- 50000000meters/Year
Packaging & Delivery
- Package Size
- 100.00cm * 10.00cm * 10.00cm
- Package Gross Weight
- 1.000kg
Product Description
Introducing our premier API 7K Certified Rotary Drilling and Vibrator Hydraulic Hose, engineered for high-pressure applications. This flexible hose, rated at 5000 Psi, excels in handling mud in vibrator operations, ensuring top-notch performance and adherence to API Spec 7K standards.
Discover the pinnacle of high-pressure performance with our API 7K Certified Rotary Drilling and Vibrator Hose. Crafted for flexibility and strength, this 5000 Psi rotary hose is ideal for mud applications in vibrators, fully compliant with API Spec 7K.
Inner Layer Material: Choose from durable hydrogenated nitrile rubber, nitrile rubber, or nylon for optimum performance.
Operating Temperature Range: From -29ºC to +121ºC, designed to withstand harsh conditions.
Peak Survival Temperature: Capable of withstanding up to 177ºC continuously for an hour, ensuring durability in extreme situations.
Flexibility Level: Available in FSLO to FSL3 to meet diverse operational needs.
Hose Attributes: Designed for resilience against wear, corrosion, and exposure to oil-based or water-based mud, methane, and hydrogen sulfide.
Connectivity Options: Versatile connection forms including flange, union, and thread for seamless integration.
Enhance Functionality with Optional Accessories: Includes safety pipe clamps, hose lifting devices, and stainless steel armor for added protection.
Hebei Qinglin Rubber & Plastic Product Co., Ltd. Our state-of-the-art facility, located in Jing County, Hengshui City, Hebei Province, China, spans 30,000 square meters, including an 18,000 square meter production workshop. With a skilled workforce of 198 employees, 96 holding college degrees and 8 as senior engineers, we specialize in a wide array of flexible hoses and hydraulic accessories. Our portfolio encompasses hydraulic hoses, air hoses, steam hoses, chemical hoses, wear-resistant mud and cement hoses, composite hoses, drilling hoses, flexible choke and kill lines, BOP control hoses, high-pressure cleaning hoses, stainless steel metal hoses, compensators, unions, quick couplings, drilling rig accessories, well control accessories, mud system accessories, rubber sheets, rubber waterstop, waterproof rubber, and various joints and seals. Our products cater to sectors such as oil fields, chemical plants, coal mines, industry, aerospace, shipbuilding, metallurgy, mining and dressing, construction, electric power, water power, medicine, food, and more, with customization options available for diverse rubber products.
With over two decades of expertise in manufacturing high-strength hoses, we provide tailored inner materials, reinforcing structures, and outer sheaths to suit varying operational environments and media. Our production capabilities boast a comprehensive suite of top-tier international equipment for manufacturing high-pressure heavy hoses and hydraulic accessories, coupled with rigorous inspection systems. Our commitment to quality is validated by our ISO9001, ISO14001, OHSAS18001, API SPEC 16C, and API SPEC 7K certifications.
Esteemed by industry leaders such as CNPC, CNOOC, CRCC, ANTONOIL, SCHLUMBERGER, WEATHERFORD, and DYNAPAC, we are recognized for our contractual reliability and superior service. Our product quality and service excellence consistently earn accolades from our extensive clientele.
Q1. What is your terms of packing?
A: Generally, we pack our goods in plastic bags for inner package.Out package you could choose the carton box or woven bags.
Q2. What is your terms of payment?
A: T/T ,30% In Advanced, and 70% Before delivery,Or L/C. The pictures of products detials and packages will be sent before you pay the balance.
Q3. What is your terms of delivery?
A: FOB, CFR, CIF.
Q4. How about your delivery time?
A: Generally, it will take within 10 to 30 days as receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.
Q5. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the courier cost.But the delivery charges will be deducted from the customer's future order.
Q6. Do you test all your goods before delivery?
A: Yes,we have three inspection steps to make sure the products you received in high quality.
Q7: Are you accept the OEM?
A: Yes,we support the OEM or ODM.
Q8: Our port of shipment?
A: Tianjin,China or as your request.
| API grade | Inner diameter (mm) |
Inner diameter (in) |
Outer diameter (mm) |
Outer diameter (in) |
Working pressure (MPa) |
Working pressure (psi) |
Test pressure (MPa) |
Test pressure (psi) |
Safety factor | Minimum bending radius (mm) |
Weight (kg) |
| A | 50.8 | 2 | 64 | 2.52 | 10.3 | 1500 | 15.5 | 2250 | 2.5 | 900 | 3.31 |
| 63.5 | 2.5 | 77 | 3.03 | 10.3 | 1500 | 15.5 | 2250 | 2.5 | 900 | 3.42 | |
| B | 50.8 | 2 | 65 | 2.56 | 13.8 | 2000 | 20.7 | 3000 | 2.5 | 900 | 3.7 |
| 63.5 | 2.5 | 77 | 3.03 | 13.8 | 2000 | 20.7 | 3000 | 2.5 | 900 | 3.73 | |
| C | 50.8 | 2 | 66 | 2.6 | 27.6 | 4000 | 41.4 | 6000 | 2.5 | 900 | 4.08 |
| 63.5 | 2.5 | 80 | 3.15 | 27.6 | 4000 | 41.4 | 6000 | 2.5 | 900 | 5.96 | |
| 76.2 | 3 | 106 | 4.17 | 27.6 | 4000 | 41.4 | 6000 | 2.5 | 1200 | 13.28 | |
| 88.9 | 3.5 | 113 | 4.45 | 27.6 | 4000 | 41.4 | 6000 | 2.5 | 1200 | 16.12 | |
| 101.6 | 4 | 129 | 5.08 | 27.6 | 4000 | 41.4 | 6000 | 2.5 | 1400 | 18.3 | |
| 127 | 5 | 158 | 6.22 | 27.6 | 4000 | 41.4 | 6000 | 2.5 | 1500 | 25.96 | |
| D | 50.8 | 2 | 68 | 2.68 | 34.5 | 5000 | 51.7 | 7500 | 2.5 | 900 | 4.9 |
| 63.5 | 2.5 | 83 | 3.27 | 34.5 | 5000 | 51.7 | 7500 | 2.5 | 1200 | 6.71 | |
| 76.2 | 3 | 110 | 4.33 | 34.5 | 5000 | 51.7 | 7500 | 2.5 | 1200 | 15.5 | |
| 88.9 | 3.5 | 118 | 4.65 | 34.5 | 5000 | 51.7 | 7500 | 2.5 | 1400 | 18.7 | |
| 101.6 | 4 | 133 | 5.24 | 34.5 | 5000 | 51.7 | 7500 | 2.5 | 1400 | 20.2 | |
| 127 | 5 | 162 | 6.38 | 34.5 | 5000 | 51.7 | 7500 | 2.5 | 1500 | 29.75 | |
| 152.4 | 6 | 188 | 7.4 | 34.5 | 5000 | 51.7 | 7500 | 2.5 | 1800 | 35.17 | |
| E | 63.5 | 2.5 | 88 | 3.46 | 51.7 | 7500 | 77.6 | 11250 | 2.5 | 1200 | 19.3 |
| 76.2 | 3 | 117 | 4.61 | 51.7 | 7500 | 77.6 | 11250 | 2.5 | 1400 | 22.57 | |
| 88.9 | 3.5 | 136 | 5.35 | 51.7 | 7500 | 77.6 | 11250 | 2.5 | 1400 | 25.24 | |
| 101.6 | 4 | 141 | 5.55 | 51.7 | 7500 | 77.6 | 11250 | 2.5 | 1500 | 27.23 | |
| 127 | 5 | 165 | 6.5 | 51.7 | 7500 | 77.6 | 11250 | 2.5 | 1800 | 28.7 | |
| 152.4 | 6 | 199 | 7.83 | 51.7 | 7500 | 77.6 | 11250 | 2.5 | 1800 | 29.72 | |
| F | 50.8 | 2 | 72 | 2.83 | 69 | 10000 | 103.5 | 15000 | 2.25 | 1200 | 7.25 |
| 63.5 | 2.5 | 92 | 3.62 | 69 | 10000 | 103.5 | 15000 | 2.25 | 1200 | 10.12 | |
| 76.2 | 3 | 121 | 4.76 | 69 | 10000 | 103.5 | 15000 | 2.25 | 1200 | 27.76 | |
| 101.6 | 4 | 148 | 5.83 | 69 | 10000 | 103.5 | 15000 | 2.25 | 1800 | 34.85 | |
| G | 50.8 | 2 | 112 | 4.41 | 103.5 | 15000 | 155.3 | 22500 | 2.25 | 1400 | 27.4 |
| 63.5 | 2.5 | 126 | 4.96 | 103.5 | 15000 | 155.3 | 22500 | 2.25 | 1400 | 31.6 | |
| 76.2 | 3 | 169 | 6.65 | 103.5 | 15000 | 155.3 | 22500 | 2.25 | 1600 | 54.3 |
Inner Layer Material: Choose from durable hydrogenated nitrile rubber, nitrile rubber, or nylon for optimum performance.
Operating Temperature Range: From -29ºC to +121ºC, designed to withstand harsh conditions.
Peak Survival Temperature: Capable of withstanding up to 177ºC continuously for an hour, ensuring durability in extreme situations.
Flexibility Level: Available in FSLO to FSL3 to meet diverse operational needs.
Hose Attributes: Designed for resilience against wear, corrosion, and exposure to oil-based or water-based mud, methane, and hydrogen sulfide.
Connectivity Options: Versatile connection forms including flange, union, and thread for seamless integration.
Enhance Functionality with Optional Accessories: Includes safety pipe clamps, hose lifting devices, and stainless steel armor for added protection.
Hebei Qinglin Rubber & Plastic Product Co., Ltd. Our state-of-the-art facility, located in Jing County, Hengshui City, Hebei Province, China, spans 30,000 square meters, including an 18,000 square meter production workshop. With a skilled workforce of 198 employees, 96 holding college degrees and 8 as senior engineers, we specialize in a wide array of flexible hoses and hydraulic accessories. Our portfolio encompasses hydraulic hoses, air hoses, steam hoses, chemical hoses, wear-resistant mud and cement hoses, composite hoses, drilling hoses, flexible choke and kill lines, BOP control hoses, high-pressure cleaning hoses, stainless steel metal hoses, compensators, unions, quick couplings, drilling rig accessories, well control accessories, mud system accessories, rubber sheets, rubber waterstop, waterproof rubber, and various joints and seals. Our products cater to sectors such as oil fields, chemical plants, coal mines, industry, aerospace, shipbuilding, metallurgy, mining and dressing, construction, electric power, water power, medicine, food, and more, with customization options available for diverse rubber products.With over two decades of expertise in manufacturing high-strength hoses, we provide tailored inner materials, reinforcing structures, and outer sheaths to suit varying operational environments and media. Our production capabilities boast a comprehensive suite of top-tier international equipment for manufacturing high-pressure heavy hoses and hydraulic accessories, coupled with rigorous inspection systems. Our commitment to quality is validated by our ISO9001, ISO14001, OHSAS18001, API SPEC 16C, and API SPEC 7K certifications.
Esteemed by industry leaders such as CNPC, CNOOC, CRCC, ANTONOIL, SCHLUMBERGER, WEATHERFORD, and DYNAPAC, we are recognized for our contractual reliability and superior service. Our product quality and service excellence consistently earn accolades from our extensive clientele.
Q1. What is your terms of packing?A: Generally, we pack our goods in plastic bags for inner package.Out package you could choose the carton box or woven bags.
Q2. What is your terms of payment?
A: T/T ,30% In Advanced, and 70% Before delivery,Or L/C. The pictures of products detials and packages will be sent before you pay the balance.
Q3. What is your terms of delivery?
A: FOB, CFR, CIF.
Q4. How about your delivery time?
A: Generally, it will take within 10 to 30 days as receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.
Q5. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the courier cost.But the delivery charges will be deducted from the customer's future order.
Q6. Do you test all your goods before delivery?
A: Yes,we have three inspection steps to make sure the products you received in high quality.
Q7: Are you accept the OEM?
A: Yes,we support the OEM or ODM.
Q8: Our port of shipment?
A: Tianjin,China or as your request.
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