API 7K Rotary Drilling Hose - Flexible Rubber Hose for Heavy-Duty 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
• 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 superior performance and reliability of our API 7K Certified Rotary Drilling and Vibrator Hydraulic Hose. Engineered to withstand high pressure, this flexible hose can handle up to 5000 Psi. It is specifically designed for rotary hose mud in vibrator high-pressure applications, fully compliant with API Spec 7K 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

Discover the excellence of the API 7K Certified Rotary Drilling and Vibrator Hose. This high-pressure, flexible hose is a standout with its 5000 Psi capacity, ensuring peak performance for rotary hose mud operations in vibrator hose lines, all in line with API Spec 7K standards.

Inner layer material: Choose from premium materials like hydrogenated nitrile rubber, nitrile rubber, or nylon for optimal performance.

Working temperature: Reliable in extreme conditions, ranging from -29ºC to +121ºC.

Survival temperature: Can endure up to an impressive 177ºC for a continuous duration of 1 hour.

Flexibility level: Options available from FSLO to FSL3, tailored to your specific needs.

Hose characteristics: Exceptionally resistant to wear, corrosion, and suitable for oil-based/water-based mud. Also withstands methane and hydrogen sulfide.

Connection form: Versatile connection options including flange, union, or thread.

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

 

Our Advantages

Recommended product display

Company Profile

Hebei Qinglin Rubber & Plastic Product Co., Ltd is a pioneering high-tech manufacturer strategically situated in Jing County, Hengshui City, Hebei Province, China. Our expansive facility spans 30,000 square meters with a state-of-the-art production workshop covering 18,000 square meters. We boast a dedicated team of 198 professionals, including 96 with college degrees and 8 senior engineers. Our production expertise encompasses a diverse range of flexible hoses and hydraulic accessories: hydraulic hose, air hose, steam hose, chemical hose, wear-resistant mud & cement hose, composite hose, drilling hose, flexible choke & kill line, BOP control hose, high-pressure cleaning hose, stainless steel metal hose, compensators, and an array of unions and quick couplings. We also produce specialized drilling rig, well control, and mud system accessories, along with rubber sheets and waterstops. Custom processing of varied rubber products is also available. Our products find applications across a multitude of industries, including oil fields, chemical plants, coal mines, aerospace, shipbuilding, metallurgy, mining, construction, power generation, medicine, and food.

With over 20 years of expertise in high-strength hose production, our company tailors inner material structures, reinforcing, and outer sheaths to meet the demands of diverse operational environments and media. We utilize cutting-edge international equipment for high-pressure hose and hydraulic accessory production, backed by comprehensive inspection processes. Our certifications include ISO9001, ISO14001, OHSAS18001, API SPEC 16C, and API SPEC 7K.

As a trusted supplier to industry giants such as CNPC, CNOOC, CRCC, ANTON, OIL SCHLUMBERGER, WEATHERFORD, and DYNAPAC, we uphold a reputation for contract integrity and product excellence. Our commitment to quality and service is consistently praised by our 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.