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Precision Round Seamless 30mm Steel Tubes / Hot Finished Welded Type Tubes

Name: Precision Round Seamless 30mm Steel Tubes Hot Finished Welded Type Tubes
Brand: TORICH
Price: 600 USD

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Standard: BS6323-2 Seamless and welded steel tubes for Automobile, Mechanical and General Engineering 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
Dimensions of hot finished welded steel tubes
Outside diameter	Designation HFW 2 and 3			Designation HFW 4 and 5
Outside diameter	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
Distance between platens for flattening test
Designation	Distance between platens
	%
HFW 2	75
HFW 3	85
HFW 4	85
HFW 5	85

Product Tags:

welding steel tubing

Company Info.

TORICH INTERNATIONAL LIMITED

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