2. Premium Quality API 7K Rotary Drilling Hose for Vibrator Equipment

• Customization: Available
• Material: Nitrile Rubber
• Capability: Mud Hose
• Model NO.: API Spec. 7K FSL0-3
• 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 Excellence of API 7K Certified Rotary Drilling and Vibrator Hydraulic Hoses. Designed for High-Pressure Applications, these Flexible Hoses withstand up to 5000 Psi, making them ideal for demanding rotary drilling and mud vibration tasks, in compliance 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

Experience the Best in API 7K Certified Rotary Drilling and Vibrator Hoses. Our High-Pressure Flexible Hoses are built for 5000 Psi operations, ensuring superior performance in rotary and mud vibrator applications, strictly adhering to API Spec 7K standards.

Inner layer material: Choose from hydrogenated nitrile rubber, nitrile rubber, or nylon for unmatched durability and flexibility.

Working temperature: Rugged performance between -29ºC and +121ºC, tailored for versatile environments.

Survival temperature: Remarkably endures up to 177ºC for one hour, ensuring reliability under extreme conditions.

Flexibility level: From FSLO to FSL3, offering a range of flexibility to meet your specific needs.

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

Connection form: Versatile connectivity options including flange, union, or thread to suit your assembly requirements.

Optional accessories: Enhance safety and functionality with optional fittings such as 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 stands as a beacon of high-tech manufacturing excellence. Nestled in Jing County, Hengshui City, Hebei Province, China, our sprawling 30,000-square-meter facility boasts 18,000 square meters of dedicated production workspace. Our workforce of 198 includes 96 college graduates and 8 senior engineers, all contributing to our diverse product lineup. We specialize in a wide array of flexible hoses and hydraulic accessories, including hydraulic, air, steam, and chemical hoses, as well as wear-resistant mud, cement, composite, drilling hoses, flexible choke and kill lines, BOP control hoses, high-pressure cleaning hoses, and stainless steel metal hoses. Our offerings extend to compensators, an assortment of unions, quick couplings, drilling rig and well-control accessories, mud system components, rubber sheets, waterstops, waterproof rubber, and various joints and seals. We also provide tailored processing for a multitude of rubber products. Our products illuminate sectors such as oil fields, chemical plants, coal mines, industry, aerospace, shipbuilding, metallurgy, mining, construction, electricity, hydropower, medicine, food, and more.

With over two decades of expertise in high-strength hose manufacturing, our company adeptly aligns inner material, reinforcement, and outer sheath structures to cater to diverse operating conditions and media. Equipped with state-of-the-art high-pressure hose and hydraulic accessory production and inspection equipment, we proudly hold certifications such as ISO9001, ISO14001, OHSAS18001, API SPEC 16C, and API SPEC 7K.

We are a trusted supplier for industry giants like CNPC, CNOOC, CRCC, ANTON, OILSCHLUMBERGER, WEATHERFORD, and DYNAPAC. Our recognition as a contract-abiding and trustworthy entity is mirrored in the accolades from our satisfied clientele, who praise our product quality and service excellence.

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.