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:30CrMo Seamless Steel Tube,Seamless Gas Cylinder Tube,30CrMo 37Mn 35CrMo
Torich International Co.,Ltd--The Steel Tube Maker 30CrMo Seamless Steel Tube,Seamless Gas Cylinder Tube,30CrMo 37Mn 35CrMo
Home > Products > Seamless Steel Tubes > 30CrMo Seamless Steel Tube for Gas Cylinder

30CrMo Seamless Steel Tube for Gas Cylinder

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    Payment Type: L/C,T/T,D/P,Paypal,Money Gram,Western Union
    Incoterm: FOB,CFR,CIF,FCA,CPT
    Min. Order: 5 Ton
    Delivery Time: 30 Days

Basic Info

Model No.: GB/T18248

Standard: ASTM, GB, GB/T18248

Technics: Cold Drawn

Alloy: Alloy

Keyword: Seamless Steel Tube

Material: 37Mn, 30CrMo, 35CrMo, 34CrMo4, 30CrMnSiA

WT: 1.6 - 50 Mm

OD: 15 - 800 Mm

Length: 4000-12000 Mm

Usage: Gas Cylinder

Technique: Hot Rolled And Cold Drawn

Additional Info

Packaging: Steel Tubes are packed in wooden boxes or hexagonal bundles in seaworthy packing.

Productivity: 20000 tons/year

Brand: TORICH

Transportation: Ocean,Land,Air

Place of Origin: China (Zhejiang)

Supply Ability: 5000Tons per Year

Certificate: ISO9001,ISO14001,TS16949

Port: Shanghai,Ningbo

Product Description

Product Description


TORICH GB/T18248 37Mn 30CrMo Seamless Steel Tube for Gas Cylinder
Standard
GB/T18248
Material
37Mn, 34Mn2V, 30CrMo, 35CrMo, 34CrMo4, 30CrMnSiA
Size
OD: 15-800mm WT: 1.6-50 Length: 4-12m
Techinique
Hot Rolled or Cold Drawn
Delivery Condition
Hot Rolled Steel Tube: Hot Rolled
Cold Drawn Steel Tube: Cold Drawn, Annealed or Normalizing
Test
Tensile Test, Impact Test, Hydraulic Test, Eddy Current Test, Ultrasonic Testing etc
Application
Low and Medium Pressure Boiler

Chemical Requirements

Element
37Mn
34Mn2V
30CrMo
35CrMo
34CrMo4
30CrMnSiA
C
0.34-0.40
0.30-0.37
0.26-0.34
0.32-0.40
0.30-0.37
0.28-0.34
Si
0.10-0.30
0.17-0.37
0.17-0.37
0.17-0.37
≤0.40
0.90-1.20
Mn
1.35-1.75
1.40-1.75
0.40-0.70
0.40-0.70
0.60-0.90
0.80-1.10
P
≤0.020
≤0.020
≤0.020
≤0.020
≤0.020
≤0.020
S
≤0.020
≤0.020
≤0.020
≤0.020
≤0.020
≤0.020
P+S
≤0.030
≤0.030
≤0.030
≤0.030
≤0.030
≤0.030
Cr
≤0.30
≤0.30
0.80-1.10
0.80-1.10
0.90-1.20
0.80-1.10
Mo
-
-
0.15-0.25
0.15-0.25
0.15-0.30
≤0.10
V
-
0.07-0.12
-
-
-
-
Ni
≤0.30
≤0.30
≤0.30
≤0.30
≤0.30
≤0.30
Cu
≤0.20
≤0.20
≤0.20
≤0.20
≤0.20
≤0.20

Permissible Variations

Type
Size Range

Permissible Variations

in OD %

Permissible Variations

in WT %

Permissible Variations

in Minimum WT %

PA

PC

PA

PC

Hot

Rolled

D<339.7 mm
±1
+12.5
-10
±10
+25
0
+22.5
0
D≥339.7 mm
+15
-12.5
+12.5
-10
+30
0
+25
0

Cold

Drawn

All
±0.75
±10
±7.5
+22.5
0
+15
0


Mechanical Requirements
Grade
Tensile Strength MPa
Yeild Strength MPa
Elongation %
min
37Mn
750
630
16
34Mn2V
745
530
16
30CrMo
930
785
12
35CrMo
980
835
12
34CrMo4
980
835
12
30CrMnSiA
1080
885
10

QUALITY CONTROL:

1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking

100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.


Product Show

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FAQ

Q: Are you trading company or manufacturer ?

A: A professional steel pipes materials inventor, manufacturer and solution provider

Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.

Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.

If you have another question, pls feel free to contact us

TORICH GB/T18248 37Mn 30CrMo Seamless Steel Tube for Gas Cylinder

Looking for ideal 30CrMo Seamless Steel Tube Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Seamless Gas Cylinder Tube are quality guaranteed. We are China Origin Factory of 30CrMo 37Mn 35CrMo. If you have any question, please feel free to contact us.

Product Categories : Seamless Steel Tubes

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  • 30CrMo Seamless Steel Tube for Gas Cylinder
  • 30CrMo Seamless Steel Tube for Gas Cylinder
  • 30CrMo Seamless Steel Tube for Gas Cylinder
  • 30CrMo Seamless Steel Tube for Gas Cylinder
  • 30CrMo Seamless Steel Tube for Gas Cylinder
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