DIN 17200 Automobile Steel Tubes

• Type: Seamless
• Technique: Cold Drawn
• Material: Carbon Steel
• Surface Treatment: Oiled
• Usage: Hydraulic/Automobile Pipe, Machinery Industry, Chemical Industry, Construction & Decoration, Special Purpose
• Section Shape: Round
• Model NO.: KM-20200903
• Standards: DIN17200
• Materials: C22/C35/C45/25crmo4/34CrMo4/42CrMo4,etc
• Size: 5 - 30 mm
• Thickness: 0.5 - 10 mm
• Packaging: in Wooden Boxes
• Delivery Condtiion: Bk, Gbk, Bkw, Bks or Nbk
• Transport Package: in Bundles or Wooden Cases
• Trademark: kingmetal
• Origin: China
• HS Code: 7304319000
• Production Capacity: 2000 Tons Per Month

Product Description

DIN 17200 Automobile steel tubes

Outer Diameter:5 - 30 mm
Thickness:0.5 - 10 mm
Delivery condition::BK, GBK, BKW, BKS or NBK
Standard:DIN17200
Material: C22/C35/C45/25CrMo4/34CrMo4/42CrMo4,etc

C22 Chemical composition:

Grade	Chemical Composition a (Heat Analysis) (%)
	C	Si	Mn	P	S	Other
C22	0.17~0.24	≤0.40	0.40~0.70	≤0.035	≤0.035	a

a Cr≤0.40, Mo≤0.10, Ni≤0.40, Cr+Mo+Ni≤0.63.

C22 Mechanical properties

Grade	Min Yield strength in different thickness	Min tensile strength in different thickness	Elongation in different thickness	Shrinking percentage
C22	450	275	24	50

Other related product standard grades:

Chemical and Mechanical performance:

Table 1- Chemical composition
Steel Grade	C%	Si%	Mn%	P%	S%	AL%
St30Al or E215	≤0.10	≤0.05	≤0.7	≤0.025	≤0.025	≥0.025
St35 or E235	≤0.17	≤0.35	0.4-1.2	≤0.025	≤0.025
St45 or E255	≤0.21	≤0.35	0.4-1.1	≤0.025	≤0.025
St52 or E355	≤0.22	≤0.55	≤1.6	≤0.025	≤0.025

	Table 2 - Mechanical properties at room temperature
Delivery condition	BK		BKW		GBK		NBK (N)
steel Grade	Rm Mpa (Min)	A %(Min)	Rm Mpa(Min)	A %(Min)	Rm Mpa(Min)	A %(Min)	Rm Mpa(Min)	ReH Mpa(Min)	A %(Min)
St30Al or E215	430	8	380	12	280	30	290 to 430	215	30
St35 or E235	480	6	420	10	315	25	340 to 480	235	25
St45 or E255	580	5	520	8	390	21	440 to 570	255	21
St52 or E355	640	4	580	7	450	22	490 to 630	355	22