Standard: BS6323-7 Seamless and welded steel tubes for automobile mechanical and general engineering purposes
Part 7: Specific requirements for submerged arc welded steel tubes

Size range: O.D.: 508-2020mm W.T.:6.3-50mm L:max12000mm

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

Chemical Compositions and Mechanical properties
Designation	Chemical Compositions( ladle analysis)					Mechanical properties
	C	Si	Mn	P	S	Re	Rm	A
	max.	max.	max.	max.	max.	min.	min.	min.
	%	%	%	%	%	N/mm2	N/mm2	%
SAW 4	0.25	0.35	1.20	0.050	0.050	235	410	22
SAW 5a	0.23	0.50	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.aGrain refining elements may be added to this grade at the option of the manufacturer.

Dimensions of submerged arc welded steel tubes
Outside diameter	Thicknesses
Outside diameter	Minimum thickness	Thicknesses in common usage				Maximum thickness
mm	mm	mm	mm	mm	mm	mm
508	6.3	8.0	10	12.5		20
559	6.3	8.0	10	12.5		20
610	6.3	8.0	10	12.5	16	32
660	6.3	8.0	10	12.5	16	32
711	7.1	8.0	10	12.5	16	32
762	7.1	10	12.5	16		32
813	7.1	10	12.5	16	20	32
864	7.1	10	12.5	16	20	32
914	8.0	10	12.5	16	20	45
1016	8.0	12.5	16	20	25	50
1220	10	12.5	16	20	25	50
1420	12.5	12.5	16	20	25	50
1620	12.5	16	20	25		50
1820	12.5	16	20	25		50
2020	12.5	16	20	25		50
NOTE Other outside diameters and thicknesses 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.

Application:

Product Tags:

steel hydraulic tubing

carbon steel hydraulic tubing

hydraulic steel tubing

Inquiry Cart 0