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GB28884 300-3000L Seamless Steel Tubes For Large Volume Gas Cylinder

TORICH INTERNATIONAL CO.,LTD
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TORICH INTERNATIONAL CO.,LTD
City: Ningbo
Province/State: Zhejiang
Country/Region: China
Tel: 86-574-88086983
Contact Person:
Mr Richard SHEN

GB28884 300-3000L Seamless Steel Tubes For Large Volume Gas Cylinder

Brand Name : Torich
Model Number : GB28884
Certification : ISO 9001-2008 ISO14001 TS16949 DNV
Place of Origin : China
MOQ : 5 Tons
Price : USD 1000-1500 Ton/Tons
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability : 60000 Tons per Year
Delivery Time : 30-45 Days
Packaging Details : In bundles with seaworthy packing
Product Name : GB28884 300-3000L Seamless Steel Tubes for Large Volume Gas Cylinder
Type : Seamless Steel Tube
Material : 30CrMoE 42CrMoE
Surface : Oiled
Usage : Large Volume Gas Cylinder
Shape : Round Shape
Manufacturing Technique : Hot Rolled
Length : 4-12m
OD : 80-1200mm
WT : 4-100mm
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GB28884 300-3000L Seamless Steel Tubes for Large Volume Gas Cylinder


Application:

Manufacturing gas cylinder with 300L~3000L volume


size:

Length:4-12m

OD:80-1200mm

WT:4-100mm


Refining method of steel:

The Steel is processed by electric arc furnace and refining outside the furance and vacuum refining,or oxygen converter refining outside the furnace and vacuum refining.


Manufacturing method of steel tube:

Steel pipe in hot rolling(enlarge) state,cold drawn or cold drawn after heat treatment state delivery.


The surface quality:

No crack ,folding,delamination and scarring on insideand outside surface.


Test item:

Tensile test

Hardness test

Impact test

Non-metalic inclusion test

Grain size test

Ultrasonic flaw detection


Steel Grade and Chemical Component

No.GradeGroupChemical component,%
CSiMnPSCrMoNiCu
130CrMoE1a

0.25~

0.35

0.15~

0.35

0.40~

0.90

≤0.020≤0.010

0.80~

1.10

0.15~

0.25

≤0.30≤0.20
22

0.26~

0.34

0.17~

0.37

0.40~

0.70

≤0.020≤0.010

0.80~

1.10

0.15~

0.25

≤0.30≤0.20
342CrMoE1b

0.40~

0.45

0.15~

0.35

0.75~

1.00

≤0.020≤0.010

0.80~

1.10

0.15~

0.25

≤0.30≤0.20
42

0.38~

0.45

0.17~

0.37

0.50~

0.80

≤0.020≤0.010

0.90~

1.20

0.15~

0.25

≤0.30≤0.20

a Grade30CrMoE group1 is equivalent to 4130X.

bGrade42CrMoE group1 is equivalent to 4142


Mechanical Property

Grade

Tensile Strength

Ra MPa

Lower yield strength or specified plasticity elongation

ReL or Rp0.2a MPa

percentage elongation after fracture

A50mma%

yield ratio

(ReL/Ra or Rp0.2/Ra)%

Hardness

HBW

-10oCShock absorption energy KV2J
AverageA single sample
30CrMoEb≥720≥485≥20≤86≤269≥40≥32
42CrMoEc≥930≥760≥16-≤330≥40≥32

b 30CrMoE mechanical property is equivanlent to 4130X

c 42CrMoE mechanical property is equivanlent to 4142




Product Tags:

seamless carbon steel tube

      

Seamless Steel pipe

      
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