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High Precision DIN2391 Seamless Carbon Steel Tube St52 BK

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High Precision DIN2391 Seamless Carbon Steel Tube St52 BK

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Brand Name :	New Era
Model Number :	DIN2391
Certification :	ISO9001,TS16949
Price :	Negotiation
Payment Terms :	T/T
Supply Ability :	3000 tons/month
Delivery Time :	45 days

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High Precision DIN2391 Seamless Carbon Steel Tube St52 BK

Seamless Cold Drawn Precision Steel Tube

DIN2391 ST52 BK Cold Finished

Material: ST35, ST45, ST52
Size Range: OD: 6-156mm, WT: 1-30mm, Length: 5.8m/6m, maximal 11.8m
Delivery Condition: BK, BKW, BKS, GBK, NBK
Application: For high precision purpose, auto industry, like manipulator, Shock Absorber, Transmission Shaft, Steering Gear, Car Frame, etc.

Cold drawning on the seamless steel tubes, to reach high accuracy on the OD and WT tolerance

Deliver condition:

1). BK Cold finished (hard)
2). BKW Cold finished (soft)

3). BKS Cold finished and stress relieved

4). GBK Annealed
5). NBK Normalized

100% Eddy Current Testing.
100% Size Tolerance Checking.
100% Tube surface checking to avoid surface defects.

Product Name	DIN2391 St52 BK Seamless Carbon Steel Tube
Material	ST35, St45, ST52
Delivery Condition	BK, BKW, BKS, GBK, NBK
Standard	DIN2391
Size Range	OD: 6-88mm, WT: 1-15mm
Application	High precision purpose, auto parts, oil cylinder, etc
Round Billet	Bao Steel, Xingcheng Steel, Huai Steel, Zhongtian Steel
Keyword	DIN2391 Steel Tube
Certificate	TS16949, ISO 9001
HS code	7304319000
Delivery Time	45 days
Packing	Bundles or Wooden Boxes

Steel Grade		Chemical Composition
Symbol	Material Number	C Max.	Si Max.	Mn	P Max.	S Max.
ST35	1.0308	0.17	0.35	≥0.40	0.025	0.025
ST45	1.0408	0.21	0.35	≥0.40	0.025	0.025
ST52	1.0580	0.22	0.55	≤1.60	0.025	0.025

Steel Grade		BK		BKW		BKS
Name	No.	Rm Mpa	A %	Rm Mpa	A %	Rm Mpa	ReH Mpa	A %
ST35	1.0308	480	6	420	10	420	315	14
ST45	1.0408	580	5	520	8	520	375	12
ST52	1.0580	640	4	580	7	580	450	10

Steel Grade		GBK		NBK
Name	No.	Rm Mpa	A %	Rm Mpa	ReH Mpa	A %
ST35	1.0308	315	25	340--470	235	25
ST45	1.0408	390	21	440--570	255	21
ST52	1.0580	450	22	490--630	355	22

High Precision DIN2391 Seamless Carbon Steel Tube St52 BK

Tags: Seamless Steel Tube, Cold Drawn Steel Tube, Preicision Steel Tube, DIN2391 St52 BK, BK tubes, St52 precision steel tube, steel tubing, DIN2391 steel tube, Cold finished Steel Tube

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