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Jiangsu Hongbao Group Co., Ltd.
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Home > products > Hollow Steel Tube > Mechanical Structures Cold Drawn Seamless Tube Round Black 32mm Wall Thickness

Mechanical Structures Cold Drawn Seamless Tube Round Black 32mm Wall Thickness

Product Details

Place of Origin: Jiangsu, China

Brand Name: Hongbao

Certification: TS16949,DNV,PED,ISO,TUV,LR

Model Number: HBHST-1

Payment & Shipping Terms

Minimum Order Quantity: 1 ton

Price: Negotiable

Packaging Details: Original packaging according to the customers Export standard package in bundled or as required.

Delivery Time: within 50 days

Supply Ability: 30000MT per year

Get Best Price
Highlight:

hollow steel bar

,

round hollow tube

Brand::
Hongbao
Certificate::
TS16949,DNV,PED,ISO,TUV,LR
Material::
ST37.4,ST52.4,E235,E355,26MnB5,34MnB5
OD::
6-120mm
Thickness::
0.5-15mm
Length::
12000mm Max
Shape::
Round
Type::
Welded Or Seamless
Brand::
Hongbao
Certificate::
TS16949,DNV,PED,ISO,TUV,LR
Material::
ST37.4,ST52.4,E235,E355,26MnB5,34MnB5
OD::
6-120mm
Thickness::
0.5-15mm
Length::
12000mm Max
Shape::
Round
Type::
Welded Or Seamless
Mechanical Structures Cold Drawn Seamless Tube Round Black 32mm Wall Thickness

Hollow Steel Tube Round Black Precision Steel Pipe For Autos

 

Description:

Material Carbon Steel DIN 2391 Standard St 35, St45, St52
EN 10297-1 Standard E235, E275, E315, E355, E470
EN 10305-1 Standard E215, E235, E355
EN 10305-4 Standard E215, E235, E355
BS 6323-3 Standard HFS 3, HFS 4, HFS 5, HFS 8
DIN 2391 Standard St 35, St45, St52
EN 10297-1 Standard E235, E275, E315, E355, E470
EN 10305-1 Standard E215, E235, E355
NF A49-311 TU 37-b, TU 52-b, TU 56-b, TU XC35
Alloy Steel ASTM A519 Standard 1345, 3140, 4130, 4135, 4140, 4150, 4320, 4340, 5120, 5130
JIS G3429 Standard STH11, 12 STH21, 122 STH31
JIS G3441 Standard SCR420TK, SCM415TK, SCM418TK, SCM420TK, SCM430TK, SCM440TK

 

 

Size

  Size Range Tolerance
OD 6-325mm -0.035 -- +0.045mm
ID 2-250mm ±0.035mm
WT 1-32mm depends on sizes
Length random or fixed length +0-3.5mm
Straightness 0.15:1000, 0.4:1000, 0.5:1000 1:1000 or customized
Surface Roughness Ra 0.02—0.4μm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Our company main product all kinds of cold drawn precision welded steel tube and hydraulic precision cylinder tube. We have about 30 years experience of the steel production.

Application:

Widely used in Machinery, Automotive & Aerospace Industry,Bicycles.

Other mechanical parts and structures and so on.

Delivery condition of seamless cold drawn mechanical tubing

  1. BK (+C) Cold finished/hard (cold finished as drawn).
  2. BKW (+LC) Cold finished/soft
  3. BKS (+SR) Cold finished/stress relieve annealed.
  4. GBK (+A) Annealed.
  5. NBK (+N) Normalized.

Round Cold Drawn Welded Precision DOM Steel Tube are manufactured according to technical specification of EN10305-2 Cold Drawn Welded Precision Steel Tubes DOM tubing, with steel grade of E155,E195,E235,E275,E355 and delivery conditions of +C +LC +SR +A +N