Robust Flexible Hose for High Pressure Hydraulic and Garden 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

Product Description

API 7K Certification Rotary Drilling and Vibrator High Pressure Hose: Experience unmatched reliability with our High Pressure Flexible Hose designed for drilling and vibrator operations. With a robust 5000 Psi capacity, this rotary hose is expertly crafted to handle mud in demanding environments, adhering strictly to API Spec 7K industry 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

Our flagship product: Most popular API 7K Certification Rotary Drilling and Vibrator Hose! This High Pressure Flexible Hose with an impressive 5000 Psi capacity is engineered for peak performance in rotary and vibrator hose lines, rigorously tested to meet API Spec 7K standards.

Inner layer material: Choose from the superior durability of hydrogenated nitrile rubber, nitrile rubber, or premium nylon to ensure resilience and longevity.

Working temperature: Efficiently operates within a wide range of -29ºC to +121ºC, ensuring flexibility and adaptability in various conditions.

Survival temperature: Endure extreme conditions up to 177ºC, capable of continuous operation for 1 hour, showcasing outstanding heat resistance.

Flexibility level: Customize your hose with flexibility levels ranging from FSL0 to FSL3, tailored to meet different operational demands.

Hose characteristics: Engineered to resist wear, corrosion, and harsh substances such as oil-based/water-based mud, methane, and hydrogen sulfide, ensuring longevity and reliability.

Connection form: Versatile connection options available, including flange, union, or thread, for seamless integration into your existing systems.

Optional accessories: Enhance your setup with optional safety features like pipe clamps, hose lifting devices, or robust stainless steel armor to ensure optimal protection and efficiency.

Our Advantages

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Company Profile

Hebei Qinglin Rubber & Plastic Product Co., Ltd is a pioneering high-tech manufacturer nestled in Jing County, Hengshui City, Hebei Province, China. Our expansive facility spans 30,000 square meters, with a dedicated 18,000 square meter production workshop. We pride ourselves on our skilled workforce of 198 employees, featuring 96 college degree holders and 8 senior engineers. Specializing in a diverse array of flexible hoses and hydraulic accessories, our product line includes hydraulic, air, steam, chemical, wear-resistant mud & cement hoses, composite, drilling hoses, flexible choke & 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 waterstops, waterproof rubber, and various joints and seals. Our bespoke solutions cater to oil fields, chemical plants, coal mines, aerospace, shipbuilding, metallurgy, mining, construction, electric power, water power, medicine, food, and numerous other industries.

With over 20 years of esteemed expertise in manufacturing high-strength hoses, our company excels in crafting hoses with optimal inner material structures, reinforcing layers, and outer sheath designs to suit varied environments and media. Equipped with advanced international-level production and inspection apparatus, we proudly hold IS09001, ISO14001, OHSAS18001, API SPEC 16C, and API SPEC 7K certifications, assuring unmatched quality and reliability.

Our esteemed company serves as a trusted supplier to industry giants like CNPC, CNOOC, CRCC, ANTANOIL, SCHLUMBERGER, WEATHERFORD, and DYNAPAC. Celebrated for our reliability and contract adherence, our products and service excellence have garnered widespread customer acclaim.

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.