BS6323-3 Hot Hinished Seamless Steel Pipes Automotive tubing
Brand Name:Torich
Certification:ISO9001，ISO14001,TS16949,CCS
Model Number:BS6323-3
Minimum Order Quantity:5 tons
Delivery Time:30-60 days
Payment Terms:T/T,L/C
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Daqiao Developing Zone Haiyan,Zhejiang Province,China
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Standard: BS6323-3 Seamless and Welded steel tubes for automobile, mechanical and general engineering purposes
Part 3: Specific requirements for hot finished seamless steel tubes
Application: for Auto industry / for machinery use/mechanical and general engineering purposes Size range: O.D.:6-280mm W.T.:1-30mm L:max12000mm
Design | Chemical Compositions( ladle analysis) | Mechanical properties | ||||||
| C | Si | Mn | P | S | Re | Rm | A | |
max. | max. | max. | ||||||
% | % | % | % | % | N/mm2 | N/mm2 | % | |
HFS 3 | 0.20max. | 0.35 | 0.90max. | 0.050 | 0.050 | 215 | 360 | 24 |
HFS 4 | 0.25max. | 0.35 | 1.20max. | 0.050 | 0.050 | 235 | 410 | 22 |
HFS5ab | 0.23max. | 0.50 | 1.50max. | 0.050 | 0.050 | 340 | 490 | 20 |
HFS 8 | 0.40 to 0.55 | 0.35 | 0.50 to0.90 | 0.050 | 0.050 | 340 | 540 | 18 |
NOTE:Except for grade 8,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 Standards for welding,e.g. BS 5135.
Welding of grade 8 may require special techniques aGrain refining
elements may be added to this grade at the option of the
manufacturer.
For thicknesses in excess of 30 mm it is permissible for the
minimum yield strength to be reduce by 5 N/mm2"
Outside diameter | Thicknesses | |||||||
Minimum thickness | Thicknesses in common usage | maximum thickness | ||||||
mm | mm | mm | mm | mm | mm | mm | mm | mm |
33.7 | 3.2 | 3.2 | 4.0 | 5.0 | 6.3 | |||
38.0 | 3.2 | 3.2 | 4.0 | 5.0 | 5.6 | 6.3 | ||
42.4 | 3.2 | 3.2 | 4.0 | 5.6 | 7.1 | |||
48.3 | 3.2 | 3.2 | 4.0 | 5.0 | 5.6 | 7.1 | ||
60.3 | 3.2 | 4.5 | 5.0 | 5.6 | 6.3 | 11 | ||
76.1 | 3.2 | 4.5 | 5.6 | 6.3 | 12.5 | |||
88.9 | 4.0 | 4.5 | 5.0 | 5.6 | 6.3 | 16 | ||
101.6 | 4.5 | 5.0 | 5.6 | 6.3 | 16 | |||
114.3 | 4.5 | 5.0 | 5.6 | 6.3 | 8.0 | 28 | ||
127.0 | 4.5 | 5.0 | 5.6 | 6.3 | 8.0 | 28 | ||
139.7 | 4.5 | 5.0 | 5.6 | 6.3 | 8.0 | 10.0 | 32 | |
168.3 | 5.0 | 5.0 | 5.6 | 6.3 | 7.1 | 8.0 | 10.0 | 40 |
193.7 | 5.0 | 5.6 | 6.3 | 8.0 | 10.0 | 12.5 | 45 | |
219.1 | 5.0 | 5.6 | 6.3 | 8.0 | 10.0 | 12.5 | 55 | |
244.5 | 6.3 | 6.3 | 7.1 | 8.0 | 10.0 | 12.5 | 60 | |
273 | 6.3 | 6.3 | 7.1 | 8.0 | 10.0 | 12.5 | 70 | |
323.9 | 6.3 | 6.3 | 7.1 | 8.0 | 10.0 | 12.5 | 80 | |
355.6 | 8.0 | 8.0 | 10.0 | 12.5 | 90 | |||
406.4 | 8.0 | 10.0 | 12.5 | 100 | ||||
457 | 9.5 | 10.0 | 12.5 | 100 | ||||
NOTE Outside diameters and thicknesses other than those listed are
available by agreement between purchaser and manufacturer.For
sectional properties including mass per unit length,see appendix B
of BS 6323-1:1982
Note: Special steel grade is also available, according to customer
request.
BS6323-3 Hot Hinished Seamless Steel Pipes Automotive tubing
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