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Carbon Steel Boiler Tube Heat Exchanger Seamless Tube DIN2391 ST37.4 NBK

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Name: Carbon Steel Boiler Tube Heat Exchanger Seamless Tube DIN2391 ST374 NBK
Brand: YUHONG
Price: 1 USD

Brand Name : YUHONG

Model Number : ST37.4, ST52.4

Certification : ISO9001-2008, API 5L, API 5CT

Place of Origin : CHINA

MOQ : 100KGS

Payment Terms : T/T, L/C

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)

L : 6000MM,6096MM,SRL,DRL

MATERIAL : ST37.4, ST52.4

USAGE : Heat Exchanger Tube, Boiler Tube

STANDARD : DIN2391

DELIVERY : NBK

WT : 0.89,1,1.24,2.11MM....

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Carbon Steel Boiler Tube Heat Exchanger Seamless Tube 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%.

Carbon Steel Boiler Tube Heat Exchanger Seamless Tube DIN2391 ST37.4 NBK

Product Tags:

boiler pipe

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