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B.S. LW 304S11 Details

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LW 304S11 Application:Austenitic stainless steel pipes and tubes for pressure purposes. Specification for longitudinally welded tubes

Category Type Grade Designations
Grades Stainless Steels LW 304S11 UK - B.S. , BS 3605-2 - Austenitic stainless steel pipes and tubes for pressure purposes. Specification for longitudinally welded tubes

Chemical composition(wt.%) of LW 304S11 grade: BS 3605-2

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.03
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.03
Cr 17.00 19.00
Mo - -
Ni 9.00 12.00
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for longitudinally welded tubes

Mechanical properties of grade LW 304S11 BS 3605-2

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
122 (≥) 475 (≥) 43 12 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical properties of grade LW 304S11 BS 3605-2

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
376 (≥) 344 (≥) 32 32 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 134
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
189 684 448

LW 304S11 - Form of Supply

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
304S11 B.S. UK
Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes
304S11-E B.S. UK
Steels for pressure purposes. Specification for corrosion- and heat-resisting steels: plates, sheet and strip
304S11-LT B.S. UK
Steels for pressure purposes. Specification for corrosion- and heat-resisting steels: plates, sheet and strip
CFS 304S11 B.S. UK
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes
HFM 304S11 B.S. UK
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes
LW 304S11 B.S. UK
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for longitudinally welded tubes
LWCF 304S11 B.S. UK
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for longitudinally welded tubes
LWHT 304S11 B.S. UK
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for longitudinally welded tubes
304 S11 B.S. UK
Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes
304 S11E B.S. UK
Steels for pressure purposes. Specification for corrosion- and heat-resisting steels: plates, sheet and strip
304 S11LT B.S. UK
Steels for pressure purposes. Specification for corrosion- and heat-resisting steels: plates, sheet and strip
CFS304 S11 B.S. UK
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes
HFM304 S11 B.S. UK
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes
HFS304 S11 B.S. UK
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes
LW304 S11 B.S. UK
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for longitudinally welded tubes
LWCF304 S11 B.S. UK
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for longitudinally welded tubes
LWHT304 S11 B.S. UK
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for longitudinally welded tubes
LW20 B.S. UK
Specification for seamless and welded steel tubes for automobile , mechanical and general engineering purposes. Specific requirements for longitudinally welded stainless steel tubes
LWCF20 B.S. UK
Specification for seamless and welded steel tubes for automobile , mechanical and general engineering purposes. Specific requirements for longitudinally welded stainless steel tubes

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