API 7K Rotary Drilling Hose - Versatile Flexible Hose for Heavy-Duty Drilling

• 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

Introducing our API 7K Certified Rotary Drilling and Vibrator Hydraulic Hose, engineered for high-pressure applications. This 5000 Psi flexible hose is expertly crafted to handle mud in demanding drilling environments, meeting API Spec 7K standards for superior performance.

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 ultimate in high-performance drilling with our Best API 7K Certified Rotary Drilling and Vibrator Hose. Designed for high-pressure environments, this 5000 Psi hose reliably handles mud, adhering to API Spec 7K for unmatched durability and efficiency.

Inner layer material: Expertly crafted with high-grade hydrogenated nitrile rubber, nitrile rubber, and nylon for optimal performance.

Working temperature: Capable of withstanding rigorous conditions from -29ºC to +121ºC.

Survival temperature: Endures up to 177ºC for an hour of continuous use, ensuring reliability in extreme situations.

Flexibility level: Available from FSLO to FSL3, catering to your specific flexibility requirements.

Hose characteristics: Engineered to resist wear, corrosion, oil-based and water-based mud, as well as methane and hydrogen sulfide.

Connection form: Versatile connection options available including flange, union, and thread for seamless integration.

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

 

Our Advantages

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Company Profile

Hebei Qinglin Rubber & Plastic Product Co., Ltd is a leading high-tech manufacturer, skillfully situated in Jing County, Hengshui City, Hebei Province, China. Spanning a vast 30,000 square meters, with 18,000 square meters dedicated to production workshops, we are proud of our 198-strong workforce, which includes 96 college graduates and 8 expert senior engineers. Our extensive product line features a diverse array of flexible hoses and hydraulic accessories, encompassing hydraulic, air, steam, chemical, 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, various unions and quick couplings, as well as drilling rig and well-control accessories. Our offerings extend to mud system accessories, rubber sheets, rubber waterstops, waterproof rubber, and various joints and seals. Customization of rubber products for specific applications is also available. Our products are indispensable across multiple sectors, including oil fields, chemical plants, coal mines, industry, aerospace, shipbuilding, metallurgy, mining, construction, electric power, water power, medicine, and food industries.

With over 20 years of expertise, our factory excels in producing high-strength hoses. We customize the inner material structure, reinforcing features, and outer sheath design to suit diverse operational environments and mediums. Equipped with state-of-the-art international-grade high-pressure heavy hose and hydraulic accessory production and inspection equipment, we proudly hold ISO9001, ISO14001, OHSAS18001, API SPEC 16C, and API SPEC 7K certifications.

As a trusted supplier, we serve industry giants like CNPC, CNOOC, CRCC, ANTON OIL, SCHLUMBERGER, WEATHERFORD, and DYNAPAC. We are recognized for our excellent contract fulfillment and trusted services, garnering acclaim for our quality products and exemplary service levels.

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.