Flexible Hydraulic Hose - High Pressure Rubber Hose for Heavy Machinery

• 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

Product Description

Experience the pinnacle of industrial performance with our Best API 7K Certification Rotary Drilling and Vibrator Hose. Designed for high-pressure applications, this flexible hose is your go-to solution for rotary operations, mud handling, and cement hose needs, fully compliant with API Spec 7K.

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 Best API 7K Certification Rotary Drilling and Vibrator Hose is crafted for the demanding conditions of high-pressure rotary drilling. It excels in mud and cement line operations, promising durability and efficiency as per API Spec 7K standards.

Inner layer material: Choose from the robustness of hydrogenated nitrile rubber, the versatility of nitrile rubber, or the resilience of nylon.

Operating optimally between temperatures of -29ºC to +121ºC, our hoses ensure reliable performance in varying conditions.

Survival temperature: Withstands up to 177°C for a continuous duration of 1 hour, showcasing exceptional thermal endurance.

Flexibility level: Ranging from FSLO to FSL3, our hoses adapt to your specific operational needs with ease.

Hose characteristics: Built to resist wear, corrosion, and the challenges of oil-based or water-based mud, plus resilience against methane and hydrogen sulfide exposure.

Connection form: Flexible connection options with flange, union, or thread to suit diverse installation requirements.

Optional accessories: Enhance performance with optional safety pipe clamps, hose lifting devices, and protective stainless steel armor.

Our Advantages

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Company Profile

Hebei Qinglin Rubber & Plastic Product Co., Ltd Situated in Jing County, Hengshui City, Hebei Province, China, Hebei Qinglin Rubber & Plastic Products Co., Ltd is a forward-thinking high-tech manufacturer. Spanning 30,000 square meters with an 18,000 square meter production workshop, our company employs 198 skilled workers, including 96 graduates and 8 senior engineers. We specialize in manufacturing diverse flexible hoses and hydraulic accessories, such as hydraulic hoses, air hoses, steam hoses, chemical hoses, and more. Our robust lineup includes 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, compensators, various unions, quick couplings, drilling rig accessories, well-control accessories, mud system accessories, rubber sheets, rubber waterstops, waterproof rubber, and customized rubber products. Our products serve vital roles in oil fields, chemical plants, coal mines, aerospace, shipbuilding, metallurgy, mining, construction, power, medicine, food industries, and more.

With over two decades of expertise, our factory excels in producing high-strength hoses using tailored inner materials, reinforcing structures, and outer sheaths fit for various environments and mediums. Our production facilities boast cutting-edge equipment for high-pressure heavy hoses and hydraulic accessories. Rigorous inspection protocols ensure compliance with ISO9001, ISO14001, OHSAS18001, API SPEC 16C, and API SPEC 7K certifications.

Proudly partnering with industry giants like CNPC, CNOOC, CRCC, ANTONOIL, SCHLUMBERGER, WEATHERFORD, and DYNAPAC, we are recognized as a reliable and trustworthy enterprise. Our products' quality and service excellence continue to earn high praise from our esteemed clientele.

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.