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:Steel Tubes,Seamless Steel Pipes,Gas Cylinder Steel Tubes
Torich International Co.,Ltd--The Steel Tube Maker Steel Tubes,Seamless Steel Pipes,Gas Cylinder Steel Tubes
Home > Products > Seamless Steel Tubes > 300L - 3000L GB 28884 Seamless Steel Tubes for Large Volume Gas Cylinder

300L - 3000L GB 28884 Seamless Steel Tubes for Large Volume 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: 45 Days

Basic Info

Model No.: GB 28884

Type: Seamless

Certification: API, CE, BSI, UL

Application: Hydraulic Pipe

Section Shape: Round

Surface Treatment: Oiled

Usage: Special Purpose

Technique: Cold Drawn

Material: Alloy Steel

OD: 80-1200mm

WT: 4-100mm

Length: 4-12M

Additional Info

Packaging: Anti Rust Oil Protection, in seaworthy packing material, in hexagonal bundles or in wooden box

Productivity: 40000 ton per year

Brand: TORICH

Transportation: Ocean,Land,Air

Place of Origin: Zhejiang,China

Supply Ability: 50000 ton per year

Certificate: ISO 9001:2008 ISO 14001:2008 TS 16949

HS Code: 7304191000

Port: Shanghai,Ningbo,Foshan

Product Description

300L~3000L Seamless Steel Tubes for Large Volume Gas Cylinder GB 28884

SPEC:

Material:30CrMoE 42CrMoE 4130X 4142

Size Range:OD:80-1200mm

WT:4-100mm

General Length:4-12m


Tolerance:

According to the following tables or customers` request.


Category Size Tolerance
Outside Diameter(D) - ±1%D
Minimum Wall Thickness(Smin) D≤559

+25%Smin

0

D>559

+27.5%Smin

0

Wall Thickness(S) D≤559

+12.5%S

-10%S

D>559 ±12.5%S


Mechanical Properties:


Steel Tensile Strength Lower yield strength or specified plasticity elongation percentage elongation after fracture Yield ratio Hardness -40℃ Shock absorption energy
Grade



HBW KV2/

Ra / ReL or Rp0.2a / A50mma/ (ReL/Ra orRp0.2/Ra)/%
J

MPa MPa %

Average Single Sample
30CrMoEb ≥720 ≥485 ≥20 ≤86 ≤269 ≥40 ≥32
42CrMoEc ≥930 ≥760 ≥16 - ≤330 ≥40 ≥32
Grade 30CrMoE mechanical property is equivanlent to 4130X
Grade 42CrMoE mechanical property is equivanlent to 4142


Chemical Compositions:


Steel

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

-10℃Shock absorption energy KV2/

J

Average Single Sample
30CrMoEb 720 485 20 86 269 40 32
42CrMoEc 930 760 16 - 330 40 32


Characteristic:

TORICH QUALITY ASSURANCE

Good surface quality

Good OD and ID tolerance controlled to Technical Standard
Stable quality
100% Eddy Current Test


Processing:


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


Widely used in the field of:Manufacturing gas cylinder with 300L~3000L volume


Product Images:

300L~3000L Seamless Steel Tubes for Large Volume Gas Cylinder GB 28884300L~3000L Seamless Steel Tubes for Large Volume Gas Cylinder GB 28884


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Product Categories : Seamless Steel Tubes

Product Images
  • 300L - 3000L GB 28884 Seamless Steel Tubes for Large Volume Gas Cylinder
  • 300L - 3000L GB 28884 Seamless Steel Tubes for Large Volume Gas Cylinder
  • 300L - 3000L GB 28884 Seamless Steel Tubes for Large Volume Gas Cylinder
  • 300L - 3000L GB 28884 Seamless Steel Tubes for Large Volume Gas Cylinder
  • 300L - 3000L GB 28884 Seamless Steel Tubes for Large Volume Gas Cylinder
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