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Gas cylinder/CNV seamless tube

Tubes China Co., Ltd is a professional company for producing and supplying seamless high-pressure gas cylinder tube in China. We can supply both hot finished and cold drawn cylinder tubes along with different standard and requirements. All sizes we offering, please check below tables.

Hot finished cylinder tube.

We closely cooperated with two largest steel group and best cylinder tubes manufacturer in China: TPCO and Valin .We work as top agent in domestic and oversea market. For plants detail information, please checking the “production base” in our website- TPCO and Valin

We also stock cylinder tubes in order to satisfy and offer best delivery time to our customers.

Cold drawn cylinder tube

Cold drawn cylinder tube manufactured by the joint venture between zhangjiagang Tubes China Co., Ltd and Bei lai Steel Group. We have abundant experience for manufacturing precision tubes.

About the plant, please check the “production base”- zhangjiagang Tubes China Co., Ltd

Hot Expand high-pressure cylinder tube

We also make hot expand high-pressure cylinder tube for size 356mm, 406 and above sizes. our new factory and line are processing now. Depends on our substantially advantages, we trust we can be the best cylinder tubes supplier in China

 

 

Standard:  GB18248   EN10083   JIS G3429

● Usage: Used in manufacturing high pressure gas cylinder/vessel

                           

      ●Size tolerance  allowed tolerance of OD and WT

   

kinds of tubes

allowed tolerance of OD and WT,%

 

allowed tolerance of OD

 

allowed tolerance of WT

 

hot rolled tubes

± 1.0

+15

10

   

cold drawn tubes

± 0.75

+12.5

10

Size (Hot Finished)

Outside Diameter (mm)

Thickness (mm)

60

3.5

70

3.5

83-108 4 to 16
114-140(139.7) 4 to  21
146-168 4 to  25
180 5.5 to 25
194 5.5 to 25
203 5.5 to 25
219 5.5 to 25
229 5.5 to 25
232 5.5 to 25
245 6.5 to 25
267 6.5 to 25
273 6.5 to 25
279 6.5 to 25
299 6.5 to 25
325 7.4 to 25
340 7.4 to 25
356 7.4 to 25
377 10 to 25
402 11 to 25
406 12 to 25
426 12 to 25
460 12 to 25
509 10 to 30
559 10 to 30
610 10 to 40
Size (Cold Drawn)

Outside Diameter (mm)

Thickness (mm)

83 2.5 and above
100 2.5 and above
102 2.7 and above
115 2.5 and above
140 2.7 and above
171 3.6 and above
178(177.8) 3.6 and above
180 3.8 and above
232 4.5 and above
267 4.5 and above
273 4.5 and above
316 5 and above
323 5 and above
325 6 and above
Size (Hot Exparding Tube)
Outside Diameter (mm) Thickness (mm)
356 7
356 7.4
406 7.5
406 8
406 8.5
406 8.8

Note: also can provide other sizes

 

 

   


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