Wire Mesh
Description
Seamless and Welded Steel Tubes for Automobile, mechanical and General Engineering Purposes
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Part 8: Specific requirements for longitudinally welded stainless steel tubes
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Method of Manufacture:
The tubes are manufactured from flat rooled strip, longitudinally welded across the abutting edges without the addition of filler metal.
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Delivery condition:
a) ?As-welded and sized: ?KM
b) ?Welded and sized (fully softened): GKW(S)
c) ?Welded and sized (fully softened) (including de-scaling): GZF(S)
d) ?Cold finished(fully softened): ?GBK
e) ?Cold finished(fully softened) (including de-scaling): GZF(S)
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Steel Grade and Chemical Compositions:?
Note:?Special?steel?grade?is?also?available,?according?to?customer?request
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Mechanical properties |
Designation | BS 1449-2:
equivalent | KM (as welded) | GKM(S),GZF(S)(welded and sized fully softened) | GBK (S),and GZF(S)(cold finished ,fully softened) |
Re?????? min. | Rm???????? min. | A???????? min. | Re?????? min. | Rm???????? min. | A?????????? min. | Re????????????? min. | Rm???????? min. | A?????????? min. |
N/mm2 | N/mm2 | % | N/mm2 | N/mm2 | % | N/mm2 | N/mm2 | % |
LW 12b | ? | 300 | 400 | 10 | _ | _ | _ | _ | _ | _ |
LW 19b | 409S19 | 300 | 400 | 10 | 200 | 350 | 20 | _ | _ | _ |
LW 20 | 304S11 | 420 | 520 | 25 | 185 | 480 | 30 | _ | _ | _ |
LWCF 20 | ? | ? | ? | ? | ? | ? | ? | 185 | 480 | 30 |
LW 21 | 304S15 | 450 | 560 | 25 | 210 | 510 | 30 | _ | _ | _ |
LWCF 21 | ? | ? | ? | ? | ? | ? | ? | 210 | 510 | 30 |
LW 22 | 316S13 | 420 | 520 | 25 | 185 | 480 | 30 | _ | _ | _ |
LWCF 22 | ? | ? | ? | ? | ? | ? | ? | 185 | 480 | 30 |
LW 23 | 316S33 | 450 | 560 | 25 | 210 | 510 | 30 | _ | _ | _ |
LWCF 23 | ? | ? | ? | ? | ? | ? | ? | 210 | 510 | 30 |
LW 24 | 321S31 | 450 | 560 | 25 | 210 | 510 | 30 | _ | _ | _ |
LWCF 24 | ? | ? | ? | ? | ? | ? | ? | 210 | 510 | 30 |
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Tolerance on specified cut lengths |
Specified cut length | Tolerance |
over | up to and including |
mm | mm | mm |
? | 500 | + | 2 |
? | ? | ?- | 0 |
500 | 2000 | + | 3 |
? | ? | ?- | 0 |
2000 | 5000 | + | 5 |
? | ? | - | 0 |
5000 | 7000 | + | 10 |
? | ? | ?- | 0 |
7000 | __ | by agreement |
NOTE Closer tolerances may be obtained by agreement between the purchaser and manufacturer. |
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BS6323 ?Specifications for
Seamless and welded steel tubes for automobile, mechanical and general engineering purposes
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BS6323-1 ?Part 1: ? General requirements
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BS6323-2 ?Part 2: ? Specific requirements for hot finished welded steel tubes
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BS6323-3 ?Part 3: ? Specific requirements for hot finished seamless steel tubes
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BS6323-4 ?Part 4: ? Specific requirements for cold finished seamless steel tubes
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BS6323-5 ?Part 5: ? Specific requirements for electric resistance welded including induction welded steel
? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? tubes
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BS6323-6 ?Part 6: ? Specific requirements for cold finished electric resistance welded including induction
? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? welded steel tubes
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BS6323-7 ?Part 7: ? Specific requirements for submerged arc welded steel tubes
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BS6323-8 ?Part 8: ? Specific requirements for longitudinally welded stainless steel tubes
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TORICH INTERNATIONAL CO.,LTD
Precision Steel Tube,Welded Steel Tube,Seamless Steel Tube
Address: 706 Qiling Mansion North Building Yinzhou District, Ningbo China.,
Ningbo, Zhejiang
China, 315000
Tel: 86-574-88086983
Fax: 86-574-88086983
