API 7K Rotary Drilling Hose - Heavy-Duty Flexible Rubber Hose

• 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 our API 7K Premium High Strength Drilling Hose, meticulously engineered for the oilfield industry. This robust hose is an essential component for operations involving sand, mud, oil, water, and mining drilling. Its versatile applications extend to handling chemical, acid, and base industrial tasks, reinforcing its status as a superior rubber hydraulic solution.

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 comprehensive range of API 7K Rotary Drilling Hoses, complemented by API 16C hoses, delivers unmatched reliability in oilfield operations. These versatile hoses, including the API 7K and API 16C flexible kill and choke hoses, are built to withstand the demanding conditions of oil drilling, ensuring seamless performance and durability in every application.

Inner Layer Material: Our hoses are crafted using premium materials such as hydrogenated nitrile rubber, nitrile rubber, and nylon, selected for their exceptional resilience and performance in demanding environments.

Working Temperature: Designed to operate efficiently in a wide temperature range of -29ºC to +121ºC, ensuring reliability across various atmospheric conditions.

Survival Temperature: These hoses can endure extreme conditions, surviving up to 177ºC continuously for one hour, showcasing their robustness and adaptability.

Flexibility Level: Ranging from FSLO to FSL3, our hoses offer the flexibility required for complex and dynamic drilling operations.

Hose Characteristics: Built with superior resistance to wear and corrosion, our hoses are adept at handling oil-based and water-based mud, as well as methane and hydrogen sulfide, ensuring optimal performance and durability.

Connection Form: Available with versatile connection options including flange, union, and thread, providing compatibility with a wide array of systems and setups.

Optional Accessories: Enhance your hose system with optional accessories such as safety pipe clamps, hose lifting devices, and stainless steel armor, offering added safety and durability.

Our Advantages

 

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Company Profile

Hebei Qinglin Rubber & Plastic Product Co., Ltd is a pioneering high-tech manufacturer located in Jing County, Hengshui City, Hebei Province, China. With a sprawling facility of 30,000 square meters including an 18,000 square meter production workshop, we employ 198 skilled professionals, 96 holding college degrees and 8 as senior engineers. Our production portfolio includes a wide array of flexible hoses and hydraulic accessories spanning hydraulic hoses, air hoses, steam hoses, chemical hoses, wear-resistant mud & cement hoses, composite hoses, 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 water stops, waterproof rubber, various joints and seals. We offer custom processing for a diverse range of rubber products, with applications in oil fields, chemical plants, coal mines, aerospace, shipbuilding, metallurgy, mining, construction, electric power, water power, medicine, food, and more.

Our factory boasts over 20 years of expertise in manufacturing high-strength hoses. Our products are crafted with specially designed inner materials, reinforcement, and outer sheath structures tailored to different operating environments and media. Equipped with state-of-the-art international machinery and inspection equipment, we produce high-pressure heavy-duty hoses and hydraulic accessories that meet international standards. Our certifications include ISO9001, ISO14001, OHSAS18001, API SPEC 16C, and API SPEC 7K.

As a trusted supplier to top-tier companies like CNPC, CNOOC, CRCC, ANTONOILS, SCHLUMBERGER, WEATHERFORD, and DYNAPAC, our company is recognized as a contract-abiding and trustworthy unit. Our product quality and service excellence have earned us accolades and trust from customers worldwide.

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.