Yuhong Group Co.,Ltd
| Supply Ability | PCS, METERS, KG, TON |
| Delivery Time | 10-30 days according to Order Detail |
| Packaging Details | Ply-wooden case packing. Strong Iron case packing. |
| Standard | DIN 2391C NBK+Phosphating |
| Material | ST37.4, ST52.4 |
| Usage | Heat exchanger tube, Boiler tube |
| Brand Name | YHSS, YUHONG |
| Model Number | 10*1.0*6000MM etc |
| Certification | ABS, BV, LR,TUV,DNV,IEI,IGI |
| Place of Origin | CHINA, Marine class Approved |
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Product Specification
| Supply Ability | PCS, METERS, KG, TON | Delivery Time | 10-30 days according to Order Detail |
| Packaging Details | Ply-wooden case packing. Strong Iron case packing. | Standard | DIN 2391C NBK+Phosphating |
| Material | ST37.4, ST52.4 | Usage | Heat exchanger tube, Boiler tube |
| Brand Name | YHSS, YUHONG | Model Number | 10*1.0*6000MM etc |
| Certification | ABS, BV, LR,TUV,DNV,IEI,IGI | Place of Origin | CHINA, Marine class Approved |
| High Light | boiler pipe ，boiler condensate pipe | ||
High Pressure Seamless Boiler tube DIN2391C ST52.4 NBK + Phosphating Precision Cold Drawn DNV.GL Approved.
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%.
| ||||||
| 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 | - |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2007
Total Annual:
50M-70M
Employee Number:
50~850
Ecer Certification：
Verified Supplier
Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou... Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou...
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