Sunny Steel Tubosacero Ltd. Company Logo Sunny Steel Tubosacero Ltd.

Sell Seamless Precision steel tubes

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  • Compnay Name:Sunny Steel Tubosacero Ltd.
  • Membership: Free Member
  • Registration Date:2017.09.06
  • Country/Region :China  
  • Address :No.273, Siping Road Shanghai, Shanghai
  • Phone / Fax :86-21-33780199 / 86-21-61851035
  • Contact:Sum Xuu  
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Sunny Steel Tubosacero Ltd.
[China]

Address
ShanghaiShanghaiNo.273, Siping Road
Phone
86-21-33780199
Contact name
Sum Xuu

Description

Sunny Steel offers an extensive range of seamless precision steel tubes. The seamless precision steel tubes can be used for a wide range of precision mechanical spare for car and cylinder accord to standard DIN2391/ EN10305-1/ GB/T3639-2009.
Double tubes, Double tubes Precision cold drawn seamless tube, Cold drawn tube Precision steel tubes, Precision steel tubes

Seamless Precision Steel Tubes according to EN 10305-1

Standard: DIN2391 part 2 , DIN EN10305-1, DIN17175 etc;
Material: ST35,ST45,ST52.
Manufacturing method: cold-rolled / cold-drawn
Delivery condition: BK,BKS,SR,GBK,NBK.

Certificate
Factory Certification: 2.2 according to EN
Acceptance Test Certificate:3.1 according to EN 10204

Packing:
in bundles tied with steel strips. External packing by wooden cases if the wall thickness/OD ratio is low.
Oil-coating is generally necessary especially for export.

Application:
Used in hydraulic & pneumatic cylinder ,automobile and other mechanical device .Feature: high precision and high brightness, the inner and outer surface of the tubes have high cleanness without oxid, mechanical properties of the final tubes also come out excellent, promising no leakage under high pressure, no deformation after cold-bent and no cracks when flaring and flattening, ensuring the efficient operation in all service.
NBK means protective heat-treating under the non-oxidation enviroment to get a bright and smooth surface for the tubes.

DIN 2391-81 Part 2 Seamless Precision steel tubes(DIN2391-81)
Standard DIN 2391 defines the technical delivery conditions for seamless precision steel tubes according to DIN 2391 Part 1 which are made from the steel grades listed in section 5.
Tubes according to this Standard are mainly used where accuracy to dimension and, possibly, small wall thicknesses and good surface condition are required.

Chemical composition(%)

Code
number Material number Mfg. Process C
max Si
max Mn
max P
max S
max
St35 1.0308 S 0.17 0.35 0.4 0.05 0.05
St45 1.0408 S 0

Spec DIN 2391-81 Part 2 Seamless Precision steel tubes(
Quantity 1000
Price 1000
Package Packed in wooden crates, wrapped in plastic, and s

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  • Sell Seamless Precision steel tubes

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