Tower frame of chimney stack
Tower frame of chimney stack
Our well-equipped facilities and excellent quality control throughout all stages of production enables us to guarantee total customer satisfaction.
• Exclusive and unique solution can be provided to our customer by our well-trained and professional engineers and staff.
• Professional factory: We are manufacturer, specializing in producing all kinds of steel poles or steel tower for more than 10 years, competitive with good quantity.
|
Steel |
Yield Strength (MPa) |
standard |
Standard Title |
Metallic element |
Content |
|
main ingredient Q345 |
345 for Thickness <=16 |
GB/T 1591-2008 |
High strength low alloy structural steels |
C |
<0.20 |
|
Mn |
<1.70 |
||||
|
(ASTM A572/A572M-15, EN10025 S355N) |
Si |
<0.50 |
|||
|
Accessories Q235 |
235 |
GB/T 700-2006 |
Carbon structural steels |
P |
<0.035 |
|
(ASTM A283 Gr.B : EN10025 S235JR) |
S |
<0.035 |
|
Hot dip galvanizing |
Standard |
Steel thickness/mm |
Mean coating thickness/pm |
Metallic element |
Content |
|
Pole shafts,cross arms&bolted on accessories |
ASTM A123/ A123M-15AS/ NZS 4680 |
>6 |
85 |
Mn |
0.25%-0.40% |
|
<3-6 |
70 |
||||
|
1.5-3 |
55 |
Cu |
<0.15% |
||
|
<1.5 |
55 |
||||
|
Bolts;nuts&washers |
GB/T 5267.3-2008 |
|
>54 |
P |
<0.025% |
|
(ISO 10684-2004) |
|
||||
|
Foundation bolts |
ASTM A153/ A153M-09 |
|
>54 |
S |
<0.03% |
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