We provide quality seamless steel tubes for high-pressure seamless steel gas cylinders,
•Each produced from seamless steel tubes as a single part without any welding application acc. to the international standards.
•Gas cylinder made of our tubes can be tested hydrostatically at 100-175-250-300-320 or 345 bars against bursting or leakage.
•tested against fractures under ultrasound.
•tested pneumatically against leakage after valve mounting.

Gas cylinder manufacturers can process painting on our tubes according to the valid painting standard at the time of production. Customer demands are being fully satisfied with the size precision, tests, and documentation acc. to the valid international standards. We have the right to amend or completely discard any specifications, capacities, and accessories.

Our gas cylinder tubes are mainly used for below cylinder specifications:

HYDROSTATIC TEST PRESSURE (BAR) OUTER DIAMETER
(ر %1mm)		 VOLUME
L.
(+%5)		 MINIMUM WALL THICKNESS
(+%20)		 HEIGHT
L 
~ (mm)		 EMPTY WEIGHT
~ (Kg)		 APPLICABLE GAS TYPE
100 203 40 4 1520 52 AMMONIA
SULPHUR DIOXIDE
175 82.5 1 2.9 345 2.2 PROPANE
250 60.3 0.22 2.7 160 0.8 Argon

NITROGEN

OXYGEN

HELIUM

CARBONDIOXIDE

NITROUS OXIDE (NARCOSIS GAS)

HYDROGEN

AIR

METHANE (NATUREL GAS)

ETHANE

ETHYLENE

CHLORINE
0.47 250 1.1
0.67 345 1.5
101.6 2 3.15 360 3.6
2.67 440 4.12
3 503 4.8
108 2 3.18 340 3.5
2,67 420 4.3
3 505 4.75
4 580 5.9
137.6

139.7

 4 Ø137.6: 3,45

Ø139.7: 3.75 ~ 4

 390 6.5
5.34 495 8.6
6.67 575 9
8 675 11
10 840 15
10.7 895 16
13.4 1100 21.5
300 137.6

139.7

 4 3.45 390 6.5
5.34 495 8.6
6.67 575 9
8 675 11
10 840 15
10.7 895 16
13.4 1100 21.5
310 101.6 2 3.18 360 3.6
2.67 440 4.12
3 503 4.8
108 2 3.2 340 3.5
2.67 420 4.3
3 505 4.75
4 580 5.9
137.6

139.7

 4 4 390 6.5
5,34 495 8.6
6.67 575 9
8 675 11
10 840 15
10.7 895 16
13.4 1100 21.5
203 13.4 5.33 595 22
20 830 29
26.7 1075 35
40 1520 51
232 50 5,8 1490 62
267 66.7 6,64 1480 80
320 60,3 0.22 3,42 160 0.8
0.47 250 1,1
0.67 345 1.5
82,5 0.84 2,93 245 1.52
1 280 1.7
1.34 360 2.4
101,6 2 3,2 360 3.6
2.67 440 4.12
3 503 4.8
108 2 3,2 340 3.5
2.67 420 4.3
3 505 4.75
4 580 5.9
114,3 2 3,2 320 3.6
2.67 375 4,4
3 400 4.8
137,6

139,7

 4 Ø137,6: 3,45

Ø139,7: 3,75 – 4

 390 6.5
5.34 495 8.6
6.67 575 9
8 675 11
10 840 15
10.7 895 16
13.4 1100 21.5
345 203 13.4 5,5 595 22
20 830 29
26.7 1075 35
40 1520 51
232 50 6,4 1490 62

Meanwhile we also make cylinder caps,cylinder neckings to meet different customers’ demand.