Zhangjiagang Hua Dong Energy Technology Co., Ltd.
Sales & Support:
 |
| Place of Origin: | Zhangjiagang,China |
| Brand Name: | HDT |
| Minimum Order Quantity: | 5T |
|---|---|
| Price: | 800 - 9000 USD / ton |
| Packaging Details: | seaworthy packing for exporting |
| Delivery Time: | 60-75days |
| Payment Terms: | L/C, T/T, Western Union |
| Supply Ability: | About 10000 ton / month |
| Product Name: | Carbon Steel Boiler Tube Heat Exchanger Seamless Tube | Application: | Boiler Heat Exchanger |
|---|---|---|---|
| Standard: | DIN2391 | Material: | ST37.4, ST52.4 |
| Highlight: | DIN2391 ST37.4 NBK Steel Tube,DIN2391 ST37.4 Heat Exchanger Tube,ST37.4 NBK Boiler Steel Tube |
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Carbon Steel Boiler Tube Heat Exchanger Seamless Tube DIN2391 ST37.4 NBK 12*1MM
Carbon Steel Boiler Tube Heat Exchanger Seamless Tube DIN2391 ST37.4 NBK 12*1MM
DIN2391 Precision Cold Drawn Seamless Pipes and Tubes, Gr St35 St45 St52 St37.4, Cold Finished Seamless Pipe use for Hydraulic and Pneumatic.
Delivery Status: NBK (+N) BKW (+LC) GBK (+A) BKS (+SR) BK (+C) OD x WT = 4~120 x 0.5~15mm
DIN2391 St52.4+N Phosphated Hydraulic Tube
atmosphere.
| Steel grade |
Chemical composition,
as a percentage by mass
|
|||||
| Symbol |
Material
number
|
C max. | Si max. | Mn |
P
max.
|
S
max.
|
| St 30 Si | 1.0211 | 0.10 | 0.30 | <=0.55 | 0.025 | 0.025 |
| St 30 Al | 1.0212 | 0.10 | 0.05 | <=0.55 | 0.025 | 0.025 |
| St 35 | 1.0308 | 0.17 | 0.35 | <=0.40 | 0.025 | 0.025 |
| St 45 | 1.0408 | 0.21 | 0.35 | <=0.40 | 0.025 | 0.025 |
| St 52 | 1.0580 | 0.22 | 0.55 | <=1.60 | 0.025 | 0.025 |
|
The following alloying elements may be added:
Nb: <=0,03%; Ti: <=0,03%; V: <=0,05%; Nb + Ti + V: <=0,05%.
|
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| Steel grade | Chemical Composition(%): | ||||||
| Steel name | Steel number | C max | Si max | Mn | P max | S max | Al min |
| E215 | 1.0212 | 0.10 | 0.05 | 0.70 | 0.025 | 0.025 | 0.025 |
| E235 | 1.0308 | 0.17 | 0.35 | 1.20 | 0.025 | 0.025 | - |
| E355 | 1.0580 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | - |
Contact Person: Mrs. Sandy
Tel: 008615151590099
Fax: 86-512-5877-4453
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