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High Pressure Seamless Boiler tube DIN2391C ST52.4 NBK + Phosphating Precision Cold Drawn DNV / GL Approved

Categories	Boiler Tube
Brand Name:	YHSS, YUHONG
Model Number:	101.06000MM etc
Certification:	ABS, BV, LR,TUV,DNV,IEI,IGI
Place of Origin:	CHINA, Marine class Approved
MOQ:	200KGS
Price:	Negotiable
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

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Yuhong Group Co.,Ltd

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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

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%.

Product Tags:

boiler pipe

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