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Quick Details

  • Standard: AISI, ASTM, BS, DIN, GB, JIS
  • Grade: Q235 Q345B, Q235B( equals to ASTM A36)&Q345B( equals to ASTM A572)
  • Dimensions: Size, to order
  • Place of Origin: Shanghai, China (Mainland)
  • Brand Name: Each Metal
  • Model Number: Q345B Q235B
  • Type: Heavy
  • Application: Frame Part, warehouse,steel workshop and building
  • Surface treament: Hot dip galvanized or paint
  • Welding testing: Ultrasonictesting,X-ray testing
  • Section: Any product shape can be provided accord
  • Install: Welded,bolted
  • Sand blast: Sweden SA 2.5 sand blasting
  • Color: Customized

Packaging & Delivery

Packaging Details Standard seaworthy packing or as per your requirement
Delivery Time Within 25-30 days (according to customer's requirement)


1.Structural steel rafter 
2.Material: Q235 / Q345B 
3.Finish:galvanised or painted 
4.Custom design available 
5.Long life span 

Brand Name

Each Metal

Item Name:

Steel Structure


Grade Q235, equivalent to ASTM A36.

Grade Q345, equivalent to ASTM A572.


Any product shape according to customer's requirements


ISO quality systemChinese GB50221-2001

Sand Blast:

Sweden SA 2.5 Sand blasting


Single level butt welding, fillet welding by electric arc welding, 

and Gas shielded welding.

Surface treatment:

Hot dip galvanized, 

Standard: ISO1461(1999),JIS H 8641-1999,ASTM A 123/A 123M-02

Carry capacity

Resist strong wind and earthquake, bears heavy snow


The reason for choose each metal

Ø Fast and qualified detail design

Ø Workshop pre-install.

Ø Professional on-site guidance

Ø Ensure the product quality.

Ø Timely service and progress

Ø Production according welding rules a = 0.7 x thickness of web

Ø Continuous welding on both sides of each pieces

Ø Mark every beam on the bottom plate for being saw after being galvanized

Ø Send pictures to the buyer by mail during products being processed

Ø We have 17 years experience of designing and producing steel structure building

Ø Locating in the Shanghai, only need 1 hour by car, the land transport cost cheaper

Ø Our engineers with 20 years steel structure design experience and advanced design software 

         and strict design design attitude


Two kind surface treatment

Hot dip galvanize

Ø Standard: JIS, DIN, ASTM B695-2000

Ø Hot dip galvanizing hole cutting good looking on surface of

Ø Galvanizing process:

     Steel structural components →Degreasing →Rinsing→ Pickling →Rinsing →

     Fluxing → Galvanizing →Quenching → (Passivation) → Inspecting →Finished Product



1.Primer paint one coat 20-30 um

2.Middle paint two coat 40-60 um

3.Finish paint one coat 20-30 um

  Paint type: 1,red primer  2,zinc primer  3,Alkyd primer

Our Project

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Transaction Details

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China (Mainland) | Manufacturer, Trading Company
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1 Transactions 9,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $47,000
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