Flexible Hydraulic Hose - API 7K Rotary Drilling Hose for Mining Applications

• Customization: Available
• Material: Nitrile Rubber
• Capability: Mud Hose
• Model NO.: qinglin
• Color: Black
• Usage1: Flexible Hose
• Product Name: Hydraulic Hose
• Hose Material: Rubber Hose
• Hose Characteristic: High Pressure Hose
• Product Name2: Flexible Pipe
• Chemical Characteristic: Chemical Hose
• Accesories: Hydraulic Fitting
• Standard: API Spec. 7K
• 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
• Working Pressure: 15000psi
• 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
• Package Size: 100.00cm * 10.00cm * 10.00cm
• Package Gross Weight: 1.000kg

Product Description

Introducing the state-of-the-art API 7K Rotary Drilling Hose, designed to meet the rigorous demands of the mining and oilfield sectors. This versatile hose, crafted to excel in high-pressure environments, includes the API 16c Hose and API 7K Oilfield Hoses, ensuring unparalleled performance and reliability. With its flexible yet robust construction, the API 7K Hose series, including the API 16c Flexible Kill Choke Hose, proves to be indispensable in challenging drilling scenarios, providing exceptional durability and flexibility under pressure.

Product Parameters

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

Product Description

The API 7K Rotary Drilling Hose and API 16c Oilfield Hoses are engineered for superior performance in demanding environments. Known for their resilience, these hoses are critical to efficient drilling operations, offering flexibility and strength. The API 16c Flexible Kill Choke Hose, with its high-pressure capabilities, is unmatched in its ability to withstand the toughest conditions encountered in oil drilling applications.

Inner layer material options include the durable and resilient hydrogenated nitrile rubber, the versatile nitrile rubber, and the strong nylon, each selected to optimize performance.

Working temperature: Designed to operate efficiently from a chilly -29ºC to a scorching +121ºC, ensuring reliability across a wide range of environments.

Survival temperature: With the ability to withstand extreme conditions, the hose can be used continuously at 177ºC for up to 1 hour, reflecting its robust endurance.

Flexibility level: Ranging from FSLO to FSL3, the hose's flexibility is tailored to meet diverse operational needs, offering adaptability to varying pressure and movement demands.

Hose characteristics: Engineered to resist wear and corrosion, the hose offers steadfast protection against oil-based and water-based muds, methane, and hydrogen sulfide, ensuring extended lifespan and reliability.

Connection form: Versatile connection options include flange, union, and thread, allowing for seamless integration into existing systems and ensuring secure, leak-free connections.

Optional accessories: Enhance functionality with optional accessories such as safety pipe clamps, hose lifting devices, and robust stainless steel armor, elevating performance and safety.

Our Advantages

 

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Company Profile

Hebei Qinglin Rubber & Plastic Product Co., Ltd is a cutting-edge manufacturer located in Jing County, Hengshui City, Hebei Province, China. Spanning an impressive 30,000 square meters, with a production workshop of 18,000 square meters, the factory is home to 198 skilled employees, including 96 college graduates and 8 senior engineers. Specializing in an extensive range of flexible hoses and hydraulic accessories, our offerings include hydraulic hoses, air hoses, steam hoses, chemical hoses, wear-resistant mud & cement hoses, composite hoses, drilling hoses, flexible choke & kill lines, BOP control hoses, high-pressure cleaning hoses, stainless steel metal hoses, compensators, unions, quick couplings, and more. Customized rubber products and accessories are also available, serving a plethora of industries such as oil fields, chemical plants, coal mines, aerospace, shipbuilding, metallurgy, mining, construction, electric power, water power, medicine, and food.

With over 20 years of expertise in manufacturing high-strength hoses, our factory employs cutting-edge production and inspection equipment. We tailor hoses using optimal inner material structures, reinforcing frameworks, and outer sheaths for different environments and media. Our high-pressure hoses and hydraulic accessories align with international standards and have earned certifications including ISO9001, ISO14001, OHSAS18001, API SPEC 16C, and API SPEC 7K.

As a trusted supplier to industry giants such as CNPC, CNOOC, CRCC, ANTONOIL, SCHLUMBERGER, WEATHERFORD, and DYNAPAC, our company has garnered a reputation for reliability and excellence. Our commitment to quality and customer satisfaction has earned us accolades as a trustworthy contractor, with our products and services consistently receiving high praise from clients.

International Exhibition

Certifications

FAQ

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.