The SF double layer oil storage tank is made of 2 layers. S means steel for the internal tank that contacts petroleum fuel, such as oil, diesel, etc. F means FRP for the outer cover that contacts the ground.
The tank can store the following media, such as gasoline, diesel and kerosene, it can also store solids or liquids, alcohol and concentrated sulfuric acid (98%).

Different sizes top quality underground double layer fuel oil Tank consist of inner carbon steel tank which contact with oil and outer FRP shell which contact with soil, and manufactured by professional equipments. Between inner steel tank and outer FRP shell, there is a uniform interlayer space, high-level leakage inspection device is connected with the interlayer space, monitoring the leakage of the tank all the time.

 

Item	20m3	30m3	40m3	50m3	Note
Filling ratio	0.9	0.9	0.9	0.9
Inner diameter(mm)	2600	2600	2600	2600	Special demand may be ordered.
Interlayer thickness(mm)	0.1~3.5	0.1~3.5	0.1~3.5	0.1~3.5
Wall thickness of inner tank(mm)	≥7	≥7	≥8	≥8	Other   diameter should be according to the GB50156 relevant provisions
Thickness of elliptical heads(mm)	≥8	≥8	≥10	≥10
Wall thickness of  external tank(mm)	≥4.0	≥4.0	≥4.0	≥4.0
Manhole number	2	2	2	2
Manhole nominal diameter(mm)	600	600	600	600

 

 

 

 

 

 

 

 

 

 

 

Structure of SF double walled petrol diesel fuel underground tank:

Hengshui Aoliande Trade Co., Ltd. is professional company which to market & sell FRP Pipe, FRP storage tank, FRP molded products, FRP pultrused products and FRP production machines, through the continuous development and introduction of professionality and technology, the company rely on advanced technology, exquisite craftsmanship, reliable quality and perfect service, passed ISO9001, ISO14001, OHSAS18001 management system certification, now we have 50+ staff, annual sales of glass fiber reinforced plastic series products achieved 5,000,000 USD, products have been sold to all over the world, USA, Brazil, Japan, Germany, India, Malaysia, Egypt etc, and won the support and trust from new & old customers.

 

 

Customer and certificates

 

Q: Are you a commercial company or manufacturer?
A: We are a company with commercial company and factory together. Our trading company is called Hengshui Aoliande Trading Co., Ltd and the factory is called Hengshui Jiubo Composites Co., Ltd.

Q: I didn't see the dimension information or find the size I need, can you do it according to my requirements?
A: For FRP products, all dimensions can be customized. We can do it at the customer's request.

Q: How long is the delivery time?
A: Generally it is 5-10 days if the goods are in stock. Or it is 15-20 days if the products are not in stock, it is according to the quantity.

Q: Do you provide samples? Is it free or extra?
A: Yes, we could offer the sample for free, but not pay the freight cost.

Q: What are your payment terms?
A: Payment <= 1000USD, 100% in advance. Payment> = 1000USD, 30% T / T in advance, balance before shipment.
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