Precision Round Seamless 30mm Steel Tubes / Hot Finished Wel

Precision Round Seamless 30mm Steel Tubes / Hot Finished Wel


Negotiable Min Order Quantity Unit

Required Quantity
Place of Origin
China
Brand name
Torich
Payment Terms
L/C,T/T
Production method
Negotiable
Shipping / Lead Time
Negotiable / Negotiable
Keyword
precision steel pipe, welded steel pipe, round steel tubes, hot finished steel pipe
Category
Steel Pipes

Torich International,.Ltd

Membership
PRO
Country / Year Established
China China /
Business type
Trading Company
Verified Certificate

9

Product name Precision Round Seamless 30mm Steel Tubes / Hot Finished Wel Certification -
Category Steel Pipes Ingredients -
Keyword precision steel pipe , welded steel pipe , round steel tubes , hot finished steel pipe Unit Size -
Brand name Torich Unit Weigh -
origin China Stock -
Supply type - HS code -

Product Information

 

Standard: BS6323-2   Seamless and welded steel tubes for Automobile, Mechanical and General Enginnering purposes  

                                 
Part 2: Specific Requirements for Hot Finished Welded Steel Tubes    

                                
Applications: for Auto industry / for machinery use/mechanical and general engineering purposes                         

           
Size range: O.D.:6-350mm     W.T.:1-30mm      L:max12000mm                                    
 

Design
ation

Chemical Compositions( ladle analysis)    

Mechanical 
properties

Cmax.

Simax.

Mnmax.

Pmax.

Smax.

Remin.

Rmmin.

Amin.

%

%

%

%

%

N/mm2

N/mm2

%

HFW 2

0.16a

~

0.70

0.050

0.050

195

320

25

HFW 3

0.20a

0.35

0.90

0.050

0.050

215

360

24

HFW 4

0.25

0.35

1.20

0.050

0.050

235

410

22

HFW 5b

0.23

0.35

1.50

0.050

0.050

340

490

20

NOTE  Welding of tubes of these grades does not require special techniques but 
care should be taken and welding should be carried out in accordance with the 
guidance given in the appropriate British Standard for welding,e.g. BS 5135.
aIf rimming or semi-killed steel is used for grade 2,the carbon content may be 
increased to 0.19%,and if used for grade 3,to 0.23%.bGrain refining elements 
may be added to this grade at the option of the manufacturer.

 

  

Dimensions of hot finished welded steel tubes

Outside 
diameter

Designation HFW 2 and 3

Designation HFW 4 and 5

Thicknesses

Thicknesses

mm

mm

mm

mm

mm

mm

mm

21.3

2.0

2.6

3.2

3.2

 

 

26.9

2.3

2.6

3.2

3.2

 

 

33.7

2.6

3.2

4.0

2.6

3.2

4.0

42.4

2.6

3.2

4.0

2.6

3.2

4.0

48.3

2.9

3.2

4.0

3.2

4.0

5.0

60.3

2.9

3.6

4.5

3.2

4.0

5.0

76.1

3.2

3.6

4.5

3.2

4.0

5.0

88.9

3.2

4.0

5.0

3.2

4.0

5.0

114.3

3.6

4.5

5.4

3.6

5.0

6.3

139.7

6.3

6.3

NOTE For sectional properties including mass per unit length,see appendix B of BS 6323-1:1982

 

 

Distance between platens for flattening test

Designation

Distance between platens

 

%

HFW 2

75

HFW 3

85

HFW 4

85

HFW 5

85

 

 

B2B Trade

Price (FOB) Negotiable transportation -
MOQ Negotiable Leadtime Negotiable
Payment Options L/C,T/T Shipping time Negotiable

Torich International,.Ltd

Country / Year Established
China China /
Membership
PRO
Business type
Trading Company

9

President
sales
Address
Room706,Qiling Mansion, Yinzhou District, Ningbo,China 315100
Product Category
Steel Pipes
No. of Total Employees
101-500
Company introduction

Torich Interational Co.,Ltd is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the factories of Seamless Steel Tubes with Carbon and Alloy Steel Grade, Welded Precision Steel Tubes,DOM Steel Tubes, Seamless & Welded Stainless Steel Tubes with Nickel and Alloy Steel Grade.
Our factory was established since 1997, with the name of Haiyan Sanxin Steel Pipe Co., Ltd. The factories’ technicians are of great engineering experience in steel pipe industry for more than 20 years, which are in great command of production technology for Cold Drawing and Cold Rolling. So we have strong technician team and manufacturing capability. 

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