API 7K Rotary Drilling Hose - Flexible Rubber Hose for Hydraulic Systems

• 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
• 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
• Package Size: 100.00cm * 10.00cm * 10.00cm
• Package Gross Weight: 1.000kg

Product Description

Experience the unmatched quality of our API 7K Certified Rotary Drilling and Vibrator Hydraulic Hose. Engineered for high pressure with a robust 5000 Psi rating, this flexible hose is tailored for rotary operations and mud handling in high-pressure environments. It is compliant with API Spec 7K standards, ensuring supreme performance and reliability.

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 the pinnacle of performance with our top-of-the-line API 7K Certified Rotary Drilling and Vibrator Hose. This high-pressure flexible hose boasts an impressive 5000 Psi capability, specifically designed for rotary operations and efficient mud handling in vibrator hose lines, fully meeting API Spec 7K requirements.

Inner layer material: Choose from premium hydrogenated nitrile rubber, nitrile rubber, or durable nylon for superior resilience and longevity.

Working temperature: Efficiently operates in a broad temperature range from -29ºC to +121ºC, adapting to diverse conditions.

Survival temperature: Withstands extreme conditions, continuously functioning at 177ºC for an entire hour, showcasing unmatched endurance.

Flexibility level: Available from FSLO to FSL3, offering various flexibility options tailored to your needs.

Hose characteristics: Engineered for resistance against wear, corrosion, and compatible with oil-based/water-based muds, methane, and hydrogen sulfide, ensuring durability and reliability in challenging environments.

Connection form: Versatile attachment options include flange, union, and thread for seamless integration within your systems.

Optional accessories: Enhance functionality with options like safety pipe clamps, hose lifting devices, and stainless steel armor for added protection and ease of handling.
 

 

Our Advantages

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Company Profile

Hebei Qinglin Rubber & Plastic Product Co., Ltd is at the forefront of innovation as a high-tech manufacturer located in the strategic hub 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. Specializing in the manufacture of versatile flexible hoses and hydraulic accessories, our portfolio includes 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, and compensators. Our extensive range also features unions, quick couplings, drilling rig accessories, well-control accessories, mud system accessories, rubber sheets, rubber waterstops, waterproof rubber, and various joints and seals. We offer bespoke processing of rubber products for diverse applications across oil fields, chemical plants, coal mines, aerospace, shipbuilding, metallurgy, mining, construction, electric power, water supply, medicine, food industries, and more.

With over 20 years of expertise in crafting high-strength hoses, our production methods are tailored to adapt the inner material structure, reinforcing configuration, and outer sheath to suit specific operational environments and conveyed mediums. We boast state-of-the-art production and inspection equipment, maintaining international standards, validated by certifications such as ISO9001, ISO14001, OHSAS18001, API SPEC 16C, and API SPEC 7K.

As a trusted partner to industry giants like CNPC, CNOOC, CRCC, ANTON, OILSCHLUMBERGER, WEATHERFORD, and DYNAPAC, our company is recognized as a reliable and reputable entity. Our products' quality and our commitment to exceptional service have earned us widespread customer acclaim and respect.

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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.