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Seamless Carbon Steel Boiler Tubing / tube / tubes,DIN2391 ST37.4 NBK
Seamless Carbon Steel Boiler Tubing / tube / tubes,DIN2391 ST37.4 NBK
Seamless Carbon Steel Boiler Tubing / tube / tubes,DIN2391 ST37.4 NBK
Seamless Carbon Steel Boiler Tubing / tube / tubes,DIN2391 ST37.4 NBK
Seamless Carbon Steel Boiler Tubing / tube / tubes,DIN2391 ST37.4 NBK
Seamless Carbon Steel Boiler Tubing / tube / tubes,DIN2391 ST37.4 NBK
Specifications
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
Description

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

Normalized NBK
The last cold forming process is followed by annealing above the upper transformation point in a controlled

atmosphere.

Chemical Composition:
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 -

Seamless Carbon Steel Boiler Tubing / tube / tubes,DIN2391 ST37.4 NBK

Product tags

seamless a213 t91 boiler tube

,

seamless carbon steel boiler tube

,

seamless boiler tube a179
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Seamless Carbon Steel Boiler Tubing / tube / tubes,DIN2391 ST37.4 NBK

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Product Detail
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
Contact Supplier
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Seamless Carbon Steel Boiler Tubing / tube / tubes,DIN2391 ST37.4 NBK
Seamless Carbon Steel Boiler Tubing / tube / tubes,DIN2391 ST37.4 NBK
Seamless Carbon Steel Boiler Tubing / tube / tubes,DIN2391 ST37.4 NBK

Yuhong Group Co.,Ltd

Verified Supplier
13 Years
zhejiang, ningbo
Since 2007
Business Type :
Manufacturer, Distributor/Wholesaler, Importer, Exporter, Trading Company, Seller, Other
Main Products :
Stainless Steel Seamless Pipe, Stainless Steel Seamless Tube, Duplex Stainless Steel Pipe
Total Annual :
50M-70M
Employee Number :
50~850
Certification Level :
Verified Supplier
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