Stainless Steel Seamless Tubes A249 TP304/304L 1.4404 1.4571 for
heat exchaner Condensar Air Cooler Cooling Tower
Austenitic Stainless Steel Seamless Pipes DIN17456 DIN 17458 EN
10216-5 TC 1/2
Stainless Steel Seamless Pipes DIN17456 DIN 17458 EN 10216-5 TC
1/2, EN 10204-3.1B
ANSI B16.10: B16.19 SCH 5S, SCH 10S, SCH 20, SCH 30, SCH 40S, SCH
60, SCH80S, XS, SCH 100, SCH 120, SCH160, XXS
Austenitic Stainless Steel Seamless Pipe , EN 10216-5 TC 1/2 ,
1.4301 (TP304/304L), COLD DRAWING, COLD ROLLING, PICKLED.
Austenitic Stainless Steel Seamless Pipe , EN 10216-5 TC 1/2 ,
1.44401 (TP316L), COLD DRAWING, COLD ROLLING, PICKLED.
Austenitic Stainless Steel Seamless Pipe , EN 10216-5 TC 1/2 ,
1.4404 (TP316), COLD DRAWING, COLD ROLLING, PICKLED.
ASTM A312 / DIN17456 /DIN 17458 /EN10216-5 TP304/304L PICKLED AND
ANNEALED. COLD DRAWING & ROLLING
DIN 17458 class 1 / 2 - AD-W2 / AD-W10 / AD 2000 W2 / W 10
according PED 97 / 23-GG
Grades 1.4301, 1.4306, 1.4541, 1.4571, 1.4401, 1.4404
Seamless Stainless Steel Tubes and Pipes
Technical Delivery Conditions, Seamless
Seamless stainless steel tubes and pipes technical delivery
conditions according to
DIN 17458 class 1 / 2 - AD-W2 / AD-W10 / AD 2000 W2 / W 10
according PED 97 / 23-GG
Grades 1.4301, 1.4306, 1.4541, 1.4571, 1.4401, 1.4404
ASTM A / ASME SA 312 / 269
Grades TP304/304L, TP321/321H, TP316/316L
NACE MR 0175 / NFA 49117
Grades Z2CN18.10, Z8CNT18.10, Z2CND17.12
Chemical Composition:
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| 304 | min.max. | -0.08 | -2.0 | -0.75 | -0.045 | -0.03 | 18.0-20.0 | - | 8.0--10.5 | -0.10 |
| 304L | min.max. | -0.030 | -2.0 | -0.75 | -0.045 | -0.03 | 18.0-20.0 | - | 8.0--12.0 | -0.10 |
| 304H | min.max. | 0.04-0.10 | -2.0 | -0.75 | -0.045 | -0.03 | 18.0-20.0 | - | 8.0--10.5 | - |
Mechanical Properties:
| Grade | Tensile Strength(MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness |
| Rockwell B (HR B) max | Brinell (HB) max |
| 304 | 515 | 205 | 40 | 92 | 201 |
| 304L | 485 | 170 | 40 | 92 | 201 |
| 304H | 515 | 205 | 40 | 92 | 201 |
| 304H also has a requirement for a grain size of ASTM No 7 or
coarser. |
Grade specifications:for 304 grade stainless steel
| Grade | UNS No | Old British | Europen | Swedish SS | Japanese JIS |
| BS | En | No | Name |
| 304 | S30400 | 304S31 | 58E | 1.4301 | X5CrNi18-10 | 2332 | SUS 304 |
| 304L | S30403 | 304S11 | - | 1.4306 | X2CrNi19-11 | 2352 | SUS 304L |
| 304H | S30409 | 304S51 | - | 1.4948 | X6CrNi18-11 | - | - |
| These comparisons are approximate only. The list is intended as a
comparison of functionally similar materials not as a schedule of contractual equivalents. If exact equivalents are
needed original specifications must be consulted. |
Size Range:
| Production | Outside Diameter | Wall Thickness |
| Seamless Pipe | 6.00mm to 830mm | 0.5mm to 48mm |
Final Finishing:
Solution Annealed & Pickled
Tolerances
| AD / OD | Wand / Wall |
| EN ISO 1127 | D1 +/-1,5 %, mind. +/-0,75 mm
D2 +/-1 %, mind. +/-0,50 mm
D3 +/-0,75%, mind. +/-0,30 mm
D4 +/-0,5 %, mind. +/-0,10 mm | T1 +/- 15 %, mind. +/-0,60 mm
T2 +/- 12,5%, mind. +/-0,40 mm
T3 +/- 10 %, mind. +/-0,20 mm
T4 +/- 7,5 %, mind. +/-0,15 mm |
| ASTM A 999 | < 48,26 mm +0,40/-0,79 mm
> 48,26 < 114,3 mm +0,79/-0,79 mm
> 114,3 < 219,1 mm +1,59/-0,79 mm | nicht spezifiziert / not specified +% / -12,5% |
Application:
- Food processing equipment, particularly in beer brewing, milk
processing & wine making.
- Kitchen benches, sinks, troughs, equipment and appliances
- Architectural panelling, railings & trim
- Chemical containers, including for transport
- Heat Exchangers
- Woven or welded screens for mining, quarrying & water filtration
- Threaded fasteners
- Springs
- Others
