Company Details
  • Torich International Co.,Ltd--The Steel Tube Maker

  •  [Zhejiang,China]
  • Business Type:Distributor/Wholesaler , Manufacturer , Service , Trade Company
  • Main Mark: Africa , Americas , Asia , Caribbean , East Europe , Europe , Middle East , North Europe , Oceania , Other Markets , West Europe , Worldwide
  • Exporter:31% - 40%
  • Certs:GB, ISO9001, ISO14001
  • Description:Seamless Gas Cylinder Steel Tube,Seamless Gas Cylinder Steel Pipe,Seamless Cylinder Steel Pipe
Torich International Co.,Ltd--The Steel Tube Maker Seamless Gas Cylinder Steel Tube,Seamless Gas Cylinder Steel Pipe,Seamless Cylinder Steel Pipe
Home > Products > Seamless Steel Tubes > GB18248-2000 Seamless Gas Cylinder Steel Tube

GB18248-2000 Seamless Gas Cylinder Steel Tube

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    Payment Type: L/C,T/T
    Incoterm: FOB,CFR,CIF
    Min. Order: 1000 Kilogram
    Delivery Time: 30 Days

Basic Info

Model No.: GB18248-2000

Standard: GB, GB18248-2000

Alloy: Non-alloy

Sizes: 25.4x2.77/19.05x2.11

Faeture: Hot Rolling/ Cold Drawn/ Cold Rolled Seamless Stee

Application: For Gas Cylinder

STEEL GRADE: 37Mn, 34Mn2V, 30CrMo, 35CrMo And So On

Produce Method: Hot Rolling, Cold Drawn, Cold Rolled

Additional Info

Packaging: In bundles with Seaworthy Packing

Productivity: 50000 tons per year

Brand: Torich

Transportation: Ocean,Land,Air

Place of Origin: China

Supply Ability: 50000 tons per year

Certificate: ISO9001

Product Description

GB18248-2000 Seamless Gas Cylinder Steel Tube, Steel Grade37Mn 34Mn2V 35CrMo


Hot rolling/ cold drawn/ cold rolled Seamless Steel Tube for Gas Cylinder, produced according to GB18248-2000


We are manufacturer of seamless steel tubes in China, if you want to buy Seamless Carbon Steel Tube, Oil Cylinder Steel Tube, Precision Seamless Steel Tube, Hydraulic Cylinder Steel Tube, please contact us.


This tube is used for gas cylinder. The seamless gas cylinder steel tube is produced by hot rolling(extrusion), cold drawn, cold rolled, according to the Chinese standard GB18248-2000.

GB18248-2000, a standard applies to the production of hot rolling, cold drawn or cold rolled seamless steel tube used for gas cylinder.

Feature for seamless gas cylinder pipe: Hot rolling/ cold drawn/ cold rolled Seamless Steel Tube

Application of seamless gas cylinder tube: For Gas Cylinder

Produce method for seamless gas cylinder pipe: Hot rolling(extrusion), cold drawn, cold rolled

The seamless gas cylinder tube`s material/Steel grade: 37Mn, 34Mn2V, 30CrMo, 35CrMo and so on.


Chemical composition of Seamless Steel Tube for Gas Cylinder:

Steel Grade

Chemical composition

C

Si

Mn

P

S

P+S

Cr

Mo

V

Ni

Cu

37Mn

0.34-0.40

0.10-0.30

1.35-1.65

≤0.030

≤0.030

≤0.055

≤0.30

/

/

≤0.30

≤0.20

34Mn2V

0.30-0.37

0.17-0.37

1.40-1.75

≤0.030

≤0.030

≤0.055

≤0.30

/

0.07-0.12

≤0.30

≤0.20

30CrMo

0.26-0.34

0.17-0.37

0.40-0.70

≤0.030

≤0.030

≤0.055

0.80-1.10

0.15-0.25

/

≤0.30

≤0.20

35CrMo

0.32-0.40

0.17-0.37

0.40-0.70

≤0.030

≤0.030

≤0.055

0.80-1.10

0.15-0.25

/

≤0.30

≤0.20


Seamless steel pipes' Mechanical Properties :

Steel Grade

Tensile Strength

MPa

Yield Strength

MPa

Elongation

%

37Mn

≥750

≥630

≥16

34Mn2V

≥745

≥530

≥16

30CrMo

≥930

≥785

≥12

35CrMo

≥980

≥835

≥12

Tolerance of seamless gas cylinder steel pipe:

1. Tolerance of the OD &WT:

Production Method

Tolerance for OD &WT %

Tolerance for OD

Tolerance for WT

Hot rolling Tube

±1.0

+15

-10

Cold Drawn (Cold Rolled) Tube

±0.75

+12.5

-10

2.Bending tolerance for seamless gas cylinder pipe:

Bending tolerance should be no more than 1.5mm/m

3. End shape of the gas cylinder tube:

Both ends of the pipe should be cut to a complete end surface perpendicular to the axis, and remove burrs

4.Delivery condition for the seamless gas cylinder tube:

Delivery condition for hot rolling tube should be hot rolling, and for cold drawn(cold rolled) tube should be normalized(+NBK) or annealed.

5. Ovality and uneven wall thickness

Ovality and uneven wall thickness for the steel tube should be no more than 80% of the OD and the wall thickness.



Reference Standard:

GB/T 222 Tolerance of chemical composition for the steel products.

GB/T 223.5 Chemical analysis method for steel and alloy steel. Reduced silicon molybdate spectrophotometric determination of acid-soluble Silicon Content.

GB/T 223.11 Chemical analysis method for steel and alloy steel. Determination of chromium content ammonium persulfate oxidation volumetric method.

GB/T 223.12 Chemical analysis method for steel and alloy steel. Spectrophotometric determination of chromium content diphenyl hydrazine - separation of sodium carbonate.

GB/T 223.14 Chemical analysis method for steel and alloy steel. Tantalum extraction reagent spectrophotometric determination of vanadium content.

GB/T 228-1987 Metallic materials at room temperature tensile test method

GB/T 229-1994 Metal Charpy pendulum impact test method

GB/T 241-1990 Metal pipe hydraulic test method

GB/T 2102-1988 Steel pipe acceptance, packing, marking and quality specifications

GB/T 5777-1996 Seamless steel tube ultrasonic flaw detection method

GB/T 17395 Seamless steel pipe size, shape, weight and allowable tolerance


Looking for ideal Seamless Gas Cylinder Steel Tube Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Seamless Gas Cylinder Steel Pipe are quality guaranteed. We are China Origin Factory of Seamless Cylinder Steel Pipe. If you have any question, please feel free to contact us.

Product Categories : Seamless Steel Tubes

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  • GB18248-2000 Seamless Gas Cylinder Steel Tube
  • GB18248-2000 Seamless Gas Cylinder Steel Tube
  • GB18248-2000 Seamless Gas Cylinder Steel Tube
  • GB18248-2000 Seamless Gas Cylinder Steel Tube
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