DIN 2391 Seamless Precision Steel Tubes

• Material: Carbon or Alloy Steel
• Standard: ASTM, DIN
• Cross-Section Shape: Round
• Size: 6.0-224.0mm
• Thickness: 1-15mm
• Transport Package: in Bundle, Wooden Case or Customer′s Requirement.
• Model NO.: KM-018
• Specification: 6.0-224.0 mm
• Trademark: Kingmetal
• Origin: Made in China
• Production Capacity: 1000 Tons Per Month

Product Description

DIN 2391 Seamless precision steel tubes

Size(mm): O. D.: 6.0-224.0mm
W. T.: 1-15 mm
Length: Max 12000
Standard: DIN2391
Material: St35, St45, St52. Etc, E215, E235, E355,
Delivery conditions: BK, BKW, BKS, GBK, NBK, etc
Delivery time: 35~45 days since order confirmation.
Packing: In bundle, wooden box or customer's requirement.

Application:
Auto usd, machinery use, Oil cylinder tube, Motorcycle shock reducer steel tubes, Auto shock reducer inner cylinder

We have exported to Germany, Romania, Italy, Turkey, Ukraine, South Africa, Mexico, Brazil, Chile, Thailand, Indonesia, Singapore, Philippines, Pakistan, India, Dubai, Iran, Saudi Arabia, Kuwait, etc

If you have any purchase enquiry, pls. Kindly send it to us by returned, thanks a lot.

Grade and Chemical Composition(%)
Grade	Chemical Composition(%):
	C max	Si max	Mn	P max	S max
St 35	0.17	0.35	≥0.40	0.025	0.025
St 45	0.21	0.35	≥0.40	0.025	0.025
St 52	0.22	0.55	≤1.60	0.025	0.025
Steel grade		Chemical Composition(%):
Steel name	Steel number	C max	Si max	Mn	P max	S max	Al min
E215	1.0212	0.1	0.05	0.7	0.025	0.025	0.025
E235	1.0308	0.17	0.35	1.2	0.025	0.025	-
E355	1.058	0.22	0.55	1.6	0.025	0.025	-
Mechanical Properties(Mpa)
Steel grade	BK		BKW		BKS			GBK		NBK
	RmN/mm	min	RmN/mm	min	N/mm	ReH	min	N/mm	min	N/mm	ReH	min
	min		min		min	N/mm		min		min	N/mm
						min					min
St35	480	6	420	10	420	315	14	315	25	340-470	235	25
St45	580	5	520	8	520	375	12	390	21	440-570	235	21
St52	640	4	580	7	580	420	10	490	22	490-630	355	22
Steel grade		Minimum values for the delivery condition
Steel name	Steel number	+ C		+ LC		+ SR			+ A		+ N
		Rm Mpa	A%	Rm Mpa	A%	Rm Mpa	ReH Mpa	A%	ReH Mpa	A%	Rm Mpa	ReH Mpa	A%
E215	1.0212	430	8	380	12	380	280	16	280	30	290-430	215	30
E235	1.0308	480	6	420	10	420	350	16	315	25	340-480	235	25
E355	1.0580	640	4	580	7	580	450	10	450	22	490-630	355	22