High strength galvanized Z-section steel

Z-section steel is usually used in large steel structure plants as an important building material. The processing length and hole can be made according to the processing requirements.

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    Original color
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  • Order(MOQ):

    1000m per size
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  • Product Details

High strength galvanized Z-section steel

Z-section steel is a common cold-formed thin-walled section steel, with a thickness of 1.6-3.0mm and a section height of 120-350mm. The processing materials are hot rolled (painted) and galvanized. Its supporting products are: color steel tiles; Rock wool sandwich board; Floor bearing plate, etc. It is mostly used on the roof of buildings.

Product Specification

Product Name

Z-section steel




Galvanized, hot dip galvanized

Steel variety



1000 to 12000mm


1000m per size

Delivery time


Technical specification

High strength galvanized Z-section steel

Tpye Cleansing moment of inertia cm4 Radius of gyration  Section modulus cm4
HXBXCXT lx ly Rx wx wy
100x40x20x2.0 60.62  17.2  1.256  12.12  40 
100x40x20x2.5 73.05  20.32  1.235  14.61  55 
120x50x20x2.0 107.77 30.51  1.519  17.96  67 
120x50x20x2.5 130.7  36.36  1.479  21.78  77 
120x50x20x3.0 152.11  41.55  1.474  25.35 86 
140x50x20x2.5 188.5  36.36  1.503  26.93  7.458 
140x50x20x3.0 219.8  41.55  1.48  31.41  8.567 
160x60x20x2.5 290.3  58.78  1.767  36.29  10.00 
160x70x20x2.5 321.4  88.57  2.014  40.17 12.88 
160x70x20x3.0 376.9  102.3  1.99  47.11  17.94 
180x70x20x2.5 422.9  88.58  2.028  46.99  12.88 
180x70x20x3.0 496.7  102.3  2.003  55.16  14.94 
200x70x20x2.5 541.5  88.58  2.03  54.15  12.88 
230x75x25x3.0 951.37  138.9  2.212  82.73  18.90 
250x75x25x3.0 1160.1  138.9  2.205  92.8  18.90 
300x85x25x4.0 - - - - -
Note: Special specification section steel can be adjusted H: 80-400 (mm), B: 40-100 (mm), T: 1.5-4.0 (mm) in the above size, and can produce uneven Z section steel  


Cold formed Z-shaped steel has the advantages of adjustable specification and size and large compressive strength. It is widely used in automobile, railway vehicle, building doors and windows, transportation, shelf, electrical cabinet, highway guardrail, building steel structure, container, steel formwork and scaffold, solar support shipbuilding, bridge, power transmission tower, steel sheet pile, cable bridge, agricultural machinery, furniture, storage, guide rail, keel steel Vegetable greenhouses, pipe supports, municipal construction and other fields.

Product display

High strength galvanized Z-section steel

Packing & Delivery

◆ Packing:

Seaworthy packing standards:

Packed in stack with steel strips,and then loaded in containers,

 if you have special packing requirements, please feel free to discuss with us,thank you. 


Delivery time for small order with stock materials: 7-10 days;

Delivery time for special requirements and thickness: 20-30 days;

Delivery term: FOB/CIF/CFR/DDP is available;

We can find good forwarder for customers or accept appointed forwarder from customers.

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