1.4307 Stainless Steels to BS EN 10028-7
1.4307 - Specification & Application
- BS EN 10028-7 - Flat products made of steels for pressure purposes - Part 7: Stainless steels
- BS EN 10088-1 - Stainless steels - Part 1: List of stainless steels
- BS EN 10088-2 - Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
- BS EN 10088-3 - Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
- BS EN 10088-4 - Stainless steels - Part 4: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction purposes
- BS EN 10088-5 - Stainless steels - Part 5: Technical delivery conditions for bars, rods, wire, sections and bright products of corrosion resisting steels for construction purposes
- BS EN 10216-5 (2004) - Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes
- BS EN 10217-7 - Welded steel tubes for pressure purposes - Technical delivery conditions - Part 7: Stainless steel tubes
- BS EN 10222-5 - Steel forgings for pressure purposes - Part 5: Martensitic, austenitic and austenitic-ferritic stainless steels
- BS EN 10250-4 - Open die steel forgings for general engineering purposes - Part 4: Stainless steels
- BS EN 10253-3 - Butt-welding pipe fittings - Part 3: Wrought austenitic and austenitic-ferritic (duplex) stainless steels without specific inspection requirements
- BS EN 10253-4 - Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements
- BS EN 10263-5 - Steel rod, bars and steel wire for cold heading and cold extrusion - Part 5: Technical delivery conditions for stainless steels
- BS EN 10269 - Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
- BS EN 10272 - Stainless steel bars for pressure purposes
- BS EN 10296-2 (2005) - Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
- BS EN 10297-2 (2005) - Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
Chemical composition(wt.%) of 1.4307 grade: to BS EN 10028-7
| Elements |
Min.（≥） |
Max.（≤） |
Similar |
Remarks |
| C |
- |
0.03 |
|
|
| Si |
- |
1.00 |
|
|
| Mn |
- |
2.00 |
|
|
| P |
- |
0.045 |
|
|
| S |
- |
0.015 |
|
|
| Cr |
17.50 |
19.50 |
|
|
| Ni |
8.00 |
10.00 |
|
|
| Mo |
- |
- |
|
|
| N |
- |
0.11 |
|
|
1.4307 - Detail
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
Mechanical properties of grade 1.4307 BS EN 10028-7
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) |
| 926 (≥) |
876 (≥) |
44 |
34 |
13 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
124 |
Physical properties of grade 1.4307 BS EN 10028-7
| 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 |
| 149 (≥) |
871 (≥) |
44 |
42 |
44 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
341 |
Temp.
°C/°F |
Creep strain limit
(10000h)
(Rp1,0) N/mm2 |
Creep rupture strength
(10000h)
(Rp1,0) N/mm2 |
|
|
|
|
|
| 292 |
342 |
468 |
|
|
|
|
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