API 7K Rotary Drilling Hose - High-Quality Flexible Rubber Hose Solutions

• 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

Discover the robust API 7K Certified Rotary Drilling and Vibrator Hydraulic Hose, designed for high-pressure applications. This flexible hose withstands up to 5000 Psi, making it ideal for transferring mud in demanding environments. Trust the API Spec 7K for exceptional performance in rotary and vibrator roles.

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

Introducing the finest API 7K Certified Rotary Drilling and Vibrator Hose. This high-pressure hose, designed for up to 5000 Psi, is perfect for rotary mud transfer and vibrator applications. Engineered to meet API Spec 7K standards, it ensures reliability and efficiency.

Inner layer material: Choose between hydrogenated nitrile rubber, nitrile rubber, or nylon for superior durability.

Working temperature: Operates effectively between -29ºC and +121ºC, offering versatility across varied environments.

Survival temperature: Withstands up to 177°ºC for continuous use over an hour, providing exceptional resilience.

Flexibility level: Available from FSLO to FSL3, accommodating a range of flexibility needs.

Hose characteristics: Exceptional resistance to wear, corrosion, and compatibility with oil-based and water-based mud, methane, and hydrogen sulfide.

Connection form: Offers versatility with flange, union, and thread options for seamless integration.

Optional accessories: Enhance functionality with safety pipe clamps, hose lifting devices, or stainless steel armor.
 

 

Our Advantages

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Company Profile

Hebei Qinglin Rubber & Plastic Product Co., Ltd Pioneering high-tech manufacturing, Hebei Qinglin Rubber & Plastic Product Co., Ltd., is strategically situated in Jing County, Hengshui City, Hebei Province, China. Spanning 30,000 square meters with an 18,000 square meter production workshop, our establishment employs 198 dedicated professionals, including 96 degree holders and 8 senior engineers. We specialize in producing diverse flexible hoses and hydraulic accessories like hydraulic, air, steam, chemical hoses, wear-resistant mud and cement hoses, composite and drilling hoses, flexible choke and kill lines, BOP control hoses, high-pressure cleaning hoses, stainless steel metal hoses, compensators, unions, quick couplings, drilling rig and well-control accessories, mud system accessories, along with rubber sheets, waterstops, waterproof rubber, and a vast array of joints and seals. Tailored rubber product processing is also available. Our products proudly serve industries such as oil and gas, chemical, coal mining, aerospace, shipbuilding, metallurgy, mining, construction, power generation, medicine, food, and more.

With over 20 years of expertise in high-strength hose production, our company excels in sourcing the appropriate inner material, reinforcement, and outer sheath structures to suit diverse operating environments and mediums. Equipped with cutting-edge production and inspection technology, our enterprises have achieved ISO9001, ISO14001, OHSAS18001, API SPEC 16C, and API SPEC 7K certifications, ensuring we meet the highest industry standards.

Proudly serving notable clients such as CNPC, CNOOC, CRCC, ANTONOIL, SCHLUMBERGER, WEATHERFORD, and DYNAPAC, Hebei Qinglin Rubber & Plastic Product Co., Ltd. is recognized for its reliability and contract integrity. Our product quality and exceptional service continuously earn accolades from satisfied customers.

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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.