Underground and aboveground double-skinned steel tanks

Underground double-skinned tanks

Technical data:

Tank volumes up to 1250 m³
Norms: EN 12285-1 Class A or Class B (underground), EN 12285-2 (aboveground), or AD 2000
Steel grade – S235JR, optional 1.4307, 1.4404
Single or multi-chamber tanks
Working pressure: max 0,5 bar
Working temperature: from -20 °C to + 50 °C

Anticorrosion protection:

Grit-blasted to grade Sa 2,5 according to PN-ISO 8501-1
Underground outer skin protected with min. 800μm Polyurethane coating, tested at 10 kV/14 kV
Aboveground outer skin with corrosion protection in class C3 as standard, optional in class C4 or C5
Optional internal anti-corrosion protection suitable for stored medium

Safety

Our tanks fufill safety requirements of various fuel storage. We hold all necessary certificates to
manufacture such tanks, issued by Notified Body approved by TÜV Nord, TDT, WDT, DIBt, SVTI.

Application

Storage of flammable and non-flammable liquids harmful to the environment with a density up to 1,1
kg/dm³ for EN 12285 Class A tanks and up to 1,9 kg/dm³ for tanks EN 12285 Class B and AD 2000.

Tightness

Factory pressure test of both the inner tank and the interstitial space according to the standard are given in the table below. For tanks with non-standard parameters,, test pressure values and test types are adapted to applicable standards and regulations.

EN 12285-1	class A	0,3 bar/0,4 bar
EN 12285-1	class B	2,0 bar/0,6 bar
AD2000	–	2,0 bar/0,6 bar

Underground tanks according to EN 12285-1 norm, Class A & B

Volume	Diameter	Length	Height	Height with speed chasis	Total weight				Additional chamber weight		Wall thickness				Dished-end thickness
Volume	Diameter	Length	Height	Height with speed chasis	class A		class B		class A	class B	class A		class B		class A		class B
V	D	L	H	H1	Single skin	Double skin	Single skin	Double skin			S1	S2	S1	S2	S3	S4	S3	S4
[m³]	[mm]	[mm]	[mm]	[mm]	[kg]	[kg]	[kg]	[kg]	[kg]	[kg]	[mm]	[mm]	[mm]	[mm]	[mm]	[mm]	[mm]	[mm]
3 5 8 10 13 16	1600 1600 1600 1600 1600 1600	2260 3260 4760 5760 7260 8760	1770 1770 1770 1770 1770 1770	2030 2030 2030 2030 2030 2030	723 934 1250 1461 1779 2096	1039 1351 1817 2129 2597 3066	739 950 1265 1476 1794 2112	1055 1367 1833 2144 2613 3081	351 351 351 351 351 351	351 351 351 351 351 351	5 5 5 5 5 5	3 3 3 3 3 3	5 5 5 5 5 5	3 3 3 3 3 3	5 5 5 5 5 5	3 3 3 3 3 3	5 5 5 5 5 5	3 3 3 3 3 3
10 13 16 20 25 30 35	2000 2000 2000 2000 2000 2000 2000	3880 4880 5880 6880 8880 10380 11880	2170 2170 2170 2170 2170 2170 2170	2430 2430 2430 2430 2430 2430 2430	1523 1836 2150 2466 3093 3617 4088	2146 2586 3025 3466 4345 5057 5716	1538 1852 2166 2481 3108 3633 4103	2162 2601 3040 3482 4360 5073 5732	522 522 522 522 522 522	522 522 522 522 522 522	6 6 6 6 6 6	3 3 3 3 3 3	6 6 6 6 6 6	3 3 3 3 3 3	6 6 6 6 6 6	3 3 3 3 3 3	6 6 6 6 6 6	3 3 3 3 3 3
16 20 25 31 35 40 46 50	2200 2200 2200 2200 2200 2200 2200 2200	5010 6010 7510 9010 10510 11510 13010 14010	2370 2370 2370 2370 2370 2370 2370 2370	2630 2630 2630 2630 2630 2630 2630 2630	2044 2389 2907 3486 4003 4349 4926 5271	3398 3974 4837 5762 6625 7201 8123 8699	2348 2749 3350 4012 4612 5013 5673 6074	3703 4334 5280 6288 7234 7865 8870 9502	601 601 601 601 601 601 601	670 670 670 670 670 670 670	6 6 6 6 6 6 6	4 4 4 4 4 4 4	7 7 7 7 7 7 7	4 4 4 4 4 4 4	6 6 6 6 6 6 6	5 5 5 5 5 5 5	7 7 7 7 7 7 7	5 5 5 5 5 5 5
20 25 30 40 50 60 70	2500 2500 2500 2500 2500 2500 2500	5020 6020 7020 9020 11020 13020 15020	2670 2670 2670 2670 2670 2670 2670	2930 2930 2930 2930 2930 2930 2930	2366 2757 3150 4002 4788 5640 6444	3962 4615 5269 6645 7954 9329 10657	2720 3174 3630 4607 5519 6496 7426	4315 5031 5749 7250 8685 10186 11639	730 730 730 730 730 730 730	818 818 818 818 818 818 818	6 6 6 6 6 6 6	4 4 4 4 4 4 4	7 7 7 7 7 7 7	4 4 4 4 4 4 4	6 6 6 6 6 6 6	5 5 5 5 5 5 5	7 7 7 7 7 7 7	5 5 5 5 5 5 5
40 50 60 70 80 100	2900 2900 2900 2900 2900 2900	7130 8630 10130 11630 13130 16130	3070 3070 3070 3070 3070 3070	3330 3330 3330 3330 3330 3330	4286 5154 5947 6761 7631 9215	6831 8155 9403 10672 11998 14493	5407 6494 7506 8538 9626 11648	7952 9494 10962 12449 13993 16926	1045 1045 1045 1045 1045 1045	1279 1279 1279 1279 1279 1279	7 7 7 7 7 7	4 4 4 4 4 4	9 9 9 9 9 9	4 4 4 4 4 4	7 7 7 7 7 7	5 5 5 5 5 5	9 9 9 9 9 9	5 5 5 5 5 5
120	3000	18150	3170	3430	10815	16926	13640	19751	1108	1357	7	4	9	4	7	5	9	5

*Other/larger volumes available on request
S1 – Inner wall
S2 – Outer wall
S3 – Inner dished-end
S4 – Outer dished-end

Underground tanks according to AD 2000 norm

Volume	Diameter	Length	Height	Height with speed chasis	Total weight		Additional chamber weight	Wall thickness		Dished-end thickness
V	D	L	H	H1	Single skin	Double skin		S1	S2	S3	S4
[m³]	[mm]	[mm]	[mm]	[mm]	[kg]	[kg]	[kg]	[mm]	[mm]	[mm]	[mm]
120	2900	18950	3140	3400	14543	20732	1289	9	4	5	9
120	3000	18150	3240	3500	13910	20021	1367	9	4	5	9
150 200	3200 3200	19750 26250	3440 3440	– –	18041 23765	25110 30834	1671 1671	10 10	4 4	5 5	10 10
150 200 250 300	3400 3400 3400 3400	17790 23290 28790 34290	3640 3640 3640 3640	– – – –	17681 22897 27943 33499	24531 31705 38710 46224	1862 1862 1862 1862	10 10 10 10	4 4 4 4	5 5 5 5	10 10 10 10
150 200 250 300	3600 3600 3600 3600	15870 20870 25870 30370	3840 3840 3840 3840	– – – –	16974 22047 27121 31535	23527 30485 37444 43555	2064 2064 2064 2064	10 10 10 10	5 5 5 5	5 5 5 5	10 10 10 10

*Other/larger volumes available on request

S1 – Inner wall
S2 – Outer wall
S3 – Inner dished-end
S4 – Outer dished-end

Aboveground tanks according to EN 12285-2 norm, Class A & B

Volume	Diameter	Length	Height	Total weight				Additional chamber weight		Wall thickness				Dished-end thickness
Volume	Diameter	Length	Height	class A		class B		class A	class B	class A		class B		class A		class B
V	D	L	H	Single skin	Double skin	Single skin	Double skin			S1	S2	S1	S2	S3	S4	S3	S4
[m³]	[mm]	[mm]	[mm]	[kg]	[kg]	[kg]	[kg]	[kg]	[kg]	[mm]	[mm]	[mm]	[mm]	[mm]	[mm]	[mm]	[mm]
3 5 8 10 13 16	1600 1600 1600 1600 1600 1600	2080 3080 4580 5580 7080 8580	1870 1870 1870 1870 1870 1870	720 925 1233 1438 1745 2053	1036 1342 1800 2106 2564 3022	765 970 1278 1483 1790 2098	1082 1387 1846 2151 2609 3068	351 351 351 351 351 351	351 351 351 351 351 351	5 5 5 5 5 5	3 3 3 3 3 3	5 5 5 5 5 5	3 3 3 3 3 3	5 5 5 5 5 5	3 3 3 3 3 3	5 5 5 5 5 5	3 3 3 3 3 3
10 13 16 20 25 30 35	2000 2000 2000 2000 2000 2000 2000	3700 4700 5700 6700 8700 10200 11700	2270 2270 2270 2270 2270 2270 2270	1612 1918 2225 2532 3145 3656 4116	2235 2667 3100 3532 4397 5096 5745	1658 1964 2271 2577 3190 3702 4162	2281 2713 3146 3578 4442 5142 5791	522 522 522 522 522 522	522 522 522 522 522 522	6 6 6 6 6 6	3 3 3 3 3 3	6 6 6 6 6 6	3 3 3 3 3 3	6 6 6 6 6 6	3 3 3 3 3 3	6 6 6 6 6 6	3 3 3 3 3 3
20 25 30 40 50 60 70	2500 2500 2500 2500 2500 2500 2500	4840 5840 6840 8840 10840 12840 14840	2770 2770 2770 2770 2770 2770 2770	2591 2974 3358 4190 4956 5788 6574	4187 4832 5477 6832 8122 9477 10787	3055 3501 3947 4905 5797 6754 7666	4650 5358 6066 7547 8963 10444 11880	730 730 730 730 730 730 730	818 818 818 818 818 818 818	6 6 6 6 6 6 6	4 4 4 4 4 4 4	7 7 7 7 7 7 7	4 4 4 4 4 4 4	6 6 6 6 6 6 6	5 5 5 5 5 5 5	7 7 7 7 7 7 7	5 5 5 5 5 5 5
40 50 60 70 80 100	2900 2900 2900 2900 2900 2900	6950 8450 9950 11450 12950 15950	3170 3170 3170 3170 3170 3170	4579 5432 6208 7003 7856 9408	7124 8432 9664 10915 12223 14686	5965 7036 8031 9045 10117 12106	8510 10037 11487 12957 14484 17384	1045 1045 1045 1045 1045 1045	1279 1279 1279 1279 1279 1279	7 7 7 7 7 7	4 4 4 4 4 4	9 9 9 9 9 9	4 4 4 4 4 4	7 7 7 7 7 7	5 5 5 5 5 5	9 9 9 9 9 9	5 5 5 5 5 5
120	3000	18150	3270	11016	17127	14156	20267	1108	1357	7	4	9	4	7	5	9	5

*Other/larger volumes available on request
S1 – Inner wall
S2 – Outer wall
S3 – Inner dished-end
S4 – Outer dished-end

Aboveground tanks according to AD 2000 norm

Volume	Diameter	Length	Height	Total weight		Additional chamber weight	Wall thickness		Dished-end thickness
V	D	L	H	Single skin	Double skin		S1	S2	S3	S4
[m³]	[mm]	[mm]	[mm]	[kg]	[kg]	[kg]	[mm]	[mm]	[mm]	[mm]
120	2900	18950	3240	14437	20627	1406	9	4	9	5
120	3000	18150	3340	14393	20504	1492	9	4	9	5
150 200	3200 3200	19750 26250	3540 3540	18259 23838	25328 30907	1671 1671	10 10	4 4	10 10	5 5
150 200 250 300	3400 3400 3400 3400	17790 23290 28790 34290	3740 3740 3740 3740	17844 22590 27336 32081	24694 31398 38102 44806	1862 1862 1862 1862	10 10 10 10	4 4 4 4	10 10 10 10	5 5 5 5
150 200 250 300	3600 3600 3600 3600	15870 20870 25870 30370	3940 3940 3940 3940	17048 21806 26374 30485	23601 30244 36697 42504	2064 2064 2064 2064	10 10 10 10	5 5 5 5	10 10 10 10	5 5 5 5