Activity

Automotive Tube EN10305-1 specifies the delivery conditions for cold drawn seamless tube of circular cross section for precision applications. The tubes applied for EN10305-1 are characterized by having precisely defined tolerances on dimensions and specified surface roughness. Main applications are in automotive and general engineering industries.
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Dingxin Steel Tube Manufacturing Co., Ltd has around 20 years of experience in the production of automotive seamless steel tube in consistently high quality. Dingxin can offer precision seamless steel tubes for all dimensions in desired delivery conditions and desired material. Dingxin serves as tier-2 and tier-3 supplier to worldwide leading OEMs such as Volkswagen, SAIC Volkswagen, TOYOTA, Mercedes-Benz, Geely etc.
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Product Details
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Product nameEN 10305-1 E215 E235 E355 +C+SR+A+N cold drawn seamless tube
StandardEN10305-1
MaterialE215, E235, E355
DimensionOD: 16-245mm, WT1-32mm, Length: 3-6m
Delivery conditionCold, Stress Relieved, Annealed, Normalized
CertificateISO 9001, IATF 16949
ApplicationsAutomotive industry, hydraulic cylinder for construction machinery, material handling machinery, agriculture machinery etc.
PackagingLong pipe: hexagonal bundles with steel-hooped.
Short cut pipes: wooden box or metal frame
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Chemical composition
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Steel GradeCSiMnPSAl
E215鈮?.10鈮?.05鈮?.70鈮?.025鈮?.025鈮?.025
E235鈮?.17鈮?.35鈮?.20鈮?.025鈮?.025鈮?.015
E355鈮?.22鈮?.55鈮?.60鈮?.025鈮?.025鈮?.020
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Mechanical Properties
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Steel Grade+C+LC+SR+A+N
Tensile strength
(Mpa)Elongation
(%)Tensile strength
(Mpa)Elongation
(%)Tensile strength (Mpa)Yield strength (Mpa)Elongation (%)Tensile strength (Mpa)Elongation
(%)Tensile strength (Mpa)Yield strength (Mpa)Elongation (%)
E215鈮?30鈮?鈮?8012%鈮?80鈮?80鈮?6鈮?80鈮?0290-430鈮?15鈮?0
E235鈮?80鈮?鈮?2010%鈮?20鈮?50鈮?6鈮?15鈮?5340-480鈮?35鈮?5
E355鈮?40鈮?鈮?807%鈮?80鈮?50鈮?0鈮?50鈮?2490-630鈮?55鈮?2
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Advantages
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鈼?Accurate size tolerance and small wall thickness difference
鈼?Qualified mechanical properties
鈼?High straightness 鈮?.5/1000mm
鈼?Desired internal and external surface finished of the tubes according to different heat treatment
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Why Us
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Dingxin has 20 years鈥?extensive experience in manufacturing E235+C steel tube, E235+N steel tube, E355+C steel tube and E355+SR steel tube. Our best-in-class operations control every aspect of the production process. Our R&D team can offer advanced solutions to the most demanding customer requirements.
鈼?100% raw material are sourced from leading mills
鈼?100% in-house production from piercing to delivery
鈼?100% tubes are manufactured in plant certified with ISO 9001 and IATF 16949
鈼?100% tubes go through 20+ quality control processes with 50+ parameters
鈼?100% tubes are delivered together with mill testing and documentation
鈼?100% tubes with full traceability
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FAQ
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1. Q: Are you a trading company or manufacturer?
聽 聽 聽A: Dingxin is a profession steel tube manufacturer locating in Jiaxing City, Zhejiang Province and has around 20 years experience in producing cold drawn seamless tube.
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2. Q: How long is your delivery time?
聽 聽 聽A: Generally it takes 30-40 days to produce the pipes based on clients鈥?specific requirements.
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3.Q: What is your terms of payment?
聽 聽 聽A: 30% advance payment, 70% balance against B/L copy or Letter of Credit at sight.
聽Automotive Tube