3. Premium Quality Qinglin Flexible Rubber Hydraulic Hose for High Pressures

• 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 cutting-edge API 7K Rotary Drilling Hose, meticulously engineered to thrive in the demanding realms of mining and oilfield operations. This exceptional hose is expertly fashioned to dominate high-pressure challenges and includes the renowned API 16c Hose and API 7K Oilfield Hoses, promising unmatched performance and unwavering reliability. Featuring a flexible yet resilient design, the API 7K Hose series, with integral components like the API 16c Flexible Kill Choke Hose, is absolutely essential for navigating the most strenuous drilling circumstances. It delivers remarkable durability and adaptability, ensuring flawless performance even under the most intense pressures.

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 precision-engineered for exceptional performance in the most challenging environments. Renowned for their unmatched resilience, these hoses are essential for efficient drilling operations, delivering unparalleled flexibility and strength. The API 16c Flexible Kill Choke Hose, celebrated for its high-pressure capabilities, stands unrivaled, enduring the most rigorous conditions encountered in oil drilling applications with remarkable tenacity.

The inner layer material selections are meticulously chosen to enhance performance: the enduring hydrogenated nitrile rubber, known for its resilience; the adaptable nitrile rubber, celebrated for its versatility; and the robust nylon, each contributing to optimal operational efficiency.

Working Temperature: Expertly designed to function seamlessly from a brisk -29ºC to a blistering +121ºC, ensuring unwavering reliability across a spectrum of environmental conditions.

Survival Temperature: Demonstrating exceptional endurance, the hose can continuously withstand extreme conditions at 177ºC for up to 1 hour, underscoring its formidable robustness.

Flexibility Level: With a range from FSLO to FSL3, the hose's flexibility is expertly tailored to accommodate diverse operational requirements, offering supreme adaptability to varying pressure and dynamic movement demands.

Hose Characteristics: Designed to resist wear and corrosion, this hose provides unwavering protection against oil-based and water-based muds, methane, and hydrogen sulfide, ensuring an extended lifespan and consistent reliability.

Connection Form: Featuring versatile connection options such as flange, union, and thread, this hose allows for effortless integration into existing systems, ensuring secure and leak-free connections.

Optional Accessories: Boost functionality and safety with optional accessories, including safety pipe clamps, efficient hose lifting devices, and durable stainless steel armor, significantly enhancing both performance and safety.

Our Advantages

 

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Company Profile

Hebei Qinglin Rubber & Plastic Product Co., Ltd Nestled in the industrious hub of Jing County, Hengshui City, Hebei Province, China, Hebei Qinglin Rubber and Plastic Products Co., Ltd. stands as a beacon of innovation and excellence. Our sprawling 30,000-square-meter facility, including a state-of-the-art 18,000-square-meter production workshop, is powered by 198 dedicated professionals-96 of whom are esteemed college graduates and 8 are distinguished senior engineers. We pride ourselves in our extensive portfolio, masterfully crafting flexible hoses and hydraulic accessories such as hydraulic hoses, air hoses, and steam hoses, among others. Our offerings extend to wear-resistant mud & cement hoses, composite hoses, and specialized drilling hoses, alongside flexible choke & kill lines, BOP control hoses, and high-pressure cleaning hoses. Furthermore, our stainless steel metal hoses, compensators, unions, and quick couplings cater to diverse industry needs. Tailored rubber products and accessories are meticulously designed to enhance operations across oil fields, chemical plants, coal mines, and beyond-reaching into aerospace, shipbuilding, metallurgy, mining, construction, electric power, water power, medicine, and the food industry.

With a legacy of over two decades in crafting robust high-strength hoses, our facility is the epitome of modern engineering, employing avant-garde production and inspection technologies. We meticulously engineer each hose to meet unique demands by optimizing inner material structures, reinforcing frameworks, and outer sheaths for varying environments and media. Our high-pressure hoses and hydraulic accessories are not only synonymous with international excellence but also proudly bear prestigious certifications such as ISO9001, ISO14001, OHSAS18001, API SPEC 16C, and API SPEC 7K.

Endorsed by industry stalwarts like CNPC, CNOOC, CRCC, ANTONOIL, SCHLUMBERGER, WEATHERFORD, and DYNAPAC, Hebei Qinglin Rubber and Plastic Products Co., Ltd. has secured a stellar reputation for unfailing reliability and exceptional performance. Our unwavering dedication to quality and customer satisfaction has earned us the esteemed status of a trusted contractor, with our comprehensive range of products and services consistently garnering acclaim and commendations from our valued 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 boxor woven bags.

Q2. What is your terms of payment?
A: T/T ,30% In Advanced, and 70% Before delivery,Or L/C. Thepictures 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 within10 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.