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Categories | Boiler Tube |
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Brand Name: | YUHONG |
Model Number: | ST37.4, ST52.4 |
Certification: | ISO9001-2008, API 5L, API 5CT |
Place of Origin: | CHINA |
MOQ: | 100KGS |
Payment Terms: | L/C, T/T |
Delivery Time: | 7DAYS |
Packaging Details: | PLYWOOD CASE,BUNDLE,PALLET |
OD: | 3/4" (19.05), 1"(25.4) , 1-1/4"(31.75), 1-1/2"(38.1), 2" (50.8), 2-1/2"(63.5) , 3" (76.2) |
LENGTH: | 6000MM,6096MM,SRL,DRL |
MATERIAL: | ST37.4, ST52.4 |
USAGE: | Heat Exchanger Tube, Boiler Tube |
STANDARD: | DIN 2391C NBK |
Company Info. |
Yuhong Group Co.,Ltd |
Verified Supplier |
View Contact Details |
Product List |
Seamless Carbon Steel Boiler Tubing / tube / tubes,DIN2391 ST37.4 NBK
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 | - |