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Heat Resistant TP314 / 1.4841 Stainless Steel Pipe 2% High Silicon 310S Pipe Tube
Products Specification
Products Name | Stainless Steel Seamless Pipe |
Grade: | 304 304L 309S 310S 314 316L 316Ti 321 329 347H 410 2205 2507 904L 254SMO and equal grade in GB JIS EN DIN Standard |
Standards: | ASTM A213M-94b ASTM A249M-94a ASTM A269-94a ASTM A312M-94b,ect. |
DIN 17456-85 DIN 17458-85 DIN 17459-92.ect | |
JIS G3446-1994 JIS G3448-1997 JIS G3459-1997 JIS G3463-1994,ect. | |
GB13296-1991 GB14975-2002 GB14976-2002,ect. | |
Size: | ND5 - DN400 |
Length: | 6m length or cutting any length as request |
Applications: | fluid and gas transport, structure , boiler, heat exchanger, super heater |
314 stainless steel tube, 1Cr25ni20Si2 as China GB steel number,
belongs to austenitic stainless steel tube. Commonly referred to as
stainless steel, its corrosion resistance mainly comes from
chromium. Experiments show that the corrosion resistance of steel
can be greatly improved only when the chromium content exceeds 12%.
Therefore, the chromium content in stainless steel is generally not
less than 12%. Due to the increase of chromium content, group also
has a great influence on steel, when high chromium content and
carbon content rarely, chromium can make the iron carbon balance,
on the graph Υ area reduced, or even disappear, organizational
structure, this kind of stainless steel for ferrite when heating
does not occur, is called the iron grain size of stainless steel.
When the chromium content is low (but higher than 12%), the carbon
content is high, the alloy from the high temperature cooling, easy
to form martensite, so called this type of steel martensite
stainless steel.
Nickel can be extended Υ area, make steel with austenitic
organization. If the nickel content is sufficient to make the steel
have austenitic structure at room temperature, then this steel is
called austenitic stainless steel.
STANDARD | UNS | WERKSTOFF NR. |
SS 314 | S31400 | 1.4841 |
Grade | C | Ni | Si | S | Mn | P | Cr | Mo | |
SS 314 | min. | - | 19.0 | 1.50 | - | - | - | 23.0 | - |
max. | 0.25 | 22.0 | 3.00 | 0.03 | 2.0 | 0.045 | 26.0 |
Grade | Tensile Strength (MPa) min | Elongation (% in 50mm) min | Yield Strength 0.2% Proof (MPa) min | Hardness | |
Rockwell B (HR B) max | Brinell (HB) max | ||||
SS 314 | 689 | 40 | 345 | 85 | 433 |