Reliable Rubber Hose for High Pressure Hydraulic and Chemical 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
• Chemical Characteristic: Chemical Hose
• Product Name2: Flexible Pipe
• Accesories: Hydraulic Fitting
• Standard: API Spec. 7K
• 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
• Package Size: 100.00cm * 10.00cm * 10.00cm
• Package Gross Weight: 1.000kg

Product Description

Introducing our premium-grade API 7K Certified Rotary Drilling and Vibrator High-Pressure Hose. Designed for exceptional durability and flexibility, this 5000 Psi High-Pressure Flexible Hose is perfect for rotary hose mud applications in vibrator hose lines, adhering to rigorous API Spec 7K standards.

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

Discover our most sought-after API 7K Certified Rotary Drilling and Vibrator Hose, engineered for high-pressure applications. This 5000 Psi High-Pressure Flexible Hose is ideal for rotary hose mud and vibrator hose line use, strictly conforming to API Spec 7K guidelines.

Inner Layer Material: Choose from high-performance hydrogenated nitrile rubber, nitrile rubber, or nylon to meet your specific application needs.

Working Temperature: Designed to function optimally in temperatures ranging from -29ºC to +121ºC.

Survival Temperature: Capable of continuous operation at 177ºC for up to one hour, ensuring reliable performance under extreme conditions.

Flexibility Level: Available in varying flexibility levels from FSL0 to FSL3 to suit diverse application requirements.

Hose Characteristics: Engineered for outstanding resistance to wear, corrosion, and compatibility with oil-based and water-based mud, as well as methane and hydrogen sulfide.

Connection Form: Versatile connection options include flange, union, or thread to accommodate different installation needs.

Optional Accessories: Enhance safety and functionality with premium accessories such as safety pipe clamps, hose lifting devices, and stainless steel armor.

 

Our Advantages

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Company Profile

Hebei Qinglin Rubber & Plastic Product Co., Ltd is a leading high-tech manufacturer headquartered in the heart of Jing County, Hengshui City, Hebei Province, China. Spanning 30,000 square meters with an 18,000 square meter production workshop, our facility employs 198 skilled professionals, including 96 college graduates and 8 senior engineers. We specialize in the production of an expansive range of flexible hoses and hydraulic accessories, such as hydraulic hose, air hose, steam hose, chemical hose, wear-resistant mud & cement hose, composite hose, drilling hose, flexible choke & kill line, BOP control hose, high-pressure cleaning hose, and stainless steel metal hose. Additionally, we offer compensators, unions, quick couplings, drilling rig accessories, well-control accessories, mud system components, rubber sheets, rubber water stops, waterproof rubber, and customizable rubber products. Our solutions serve various industries including oil fields, chemical plants, coal mines, aerospace, shipbuilding, metallurgy, mining, construction, electric power, water power, medicine, and food sectors.

With over two decades of expertise, our factory excels in producing high-strength hoses tailored with specialized inner materials, reinforcement structures, and outer sheaths for diverse environments and media. We boast an array of internationally advanced production and inspection equipment, and have achieved certifications including ISO9001, ISO14001, OHSAS18001, API SPEC 16C, and API SPEC 7K.

Our company proudly supplies industry leaders such as CNPC, CNOOC, CRCC, ANTONOIL, SCHLUMBERGER, WEATHERFORD, and DYNAPAC, and is recognized as a reliable and trustworthy partner. Our commitment to quality and service excellence has earned us high praise from valued customers.

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.