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LBST manufactures cold drawn precision seamless tubes for use in hydraulic pressure lines. These seamless tubes are specially designed to withstand high static as well as dynamic loads and offer a long lasting, reliable solution.
Carbon/Alloy Steel Tubes and Pipes for Heat Exchanger and Boiler
| Speci -cation | Grade | Chemical Composition [%] | Mechanical Properties | |||||||||||||||||||
| C | Mn | P | S | Si | Cr | Mo | Cu | Ni | V | Yield Strength | Tensile Strength | % Elongation (G.L. 50 mm WT 8 mm) e (min.) | ||||||||||
| Min. | Min. | |||||||||||||||||||||
| Min | Max. | Min | Max. | Max. | Max. | Min. | Max | Min. | Max | Min. | Max | Max | Max | Max | PSI | MPa | PSI | MPa | ||||
| HYDROCARBON PROCESS INDUSTRY/STRUCTURAL/PRESSURE VESSEL TUBES | ||||||||||||||||||||||
| ASTM A-53 |
A B |
- - |
0.25 0.30 |
- - |
0.95 1.20 |
0.050 0.050 |
0.045 0.045 |
- - |
- - |
- - |
0.40 0.40 |
- - |
0.15 0.15 |
0.40 for S 0.40 for S |
0.40 0.40 |
0.08 0.08 |
30,000 35,000 |
205 240 |
48,000 60,000 |
330 415 |
e=625000 A02/U09 | |
| ASTM A-106 |
A B c |
- - - |
0.25 0.30 0.35 |
0.27 0.29 0.29 |
0.93 1.06 1.06 |
0.035 0.035 0.035 |
0.035 0.035 0.035 |
0.10 0.10 0.10 |
- - - |
- - - |
0.40 0.40 0.40 |
- - - |
0.15 0.15 0.15 |
0.40 0.40 0.40 |
0.40 -
|
0.08 0.08 0.08 |
30,000 35,000 40,000 |
205 240 275 |
48,000 60,000 70,000 |
330 415 485 |
35L / 25T 30L / 16.5T 30L / 16.5T |
|
| ASTM A333 & A 334 |
1 6 |
- - |
0.30 0.30 |
0.40 0.29 |
1.06 1.06 |
0.025 0.025 |
0.025 0.025 |
- 0.10 |
- - |
- - |
- - |
- - |
- - |
- - |
- - |
- - |
30,000 35,000 |
205 240 |
55,000 60,000 |
380 415 |
35 30 |
|
| SEAMLESS COLD DRAWN PRECISION STEEL TUBES FOR MECHANICAL APPLICATIONS/HYDRAULIC/PNEUMATIC POWER SYSTEMS | ||||||||||||||||||||||
| EN 10305-1/ EN10305-4 |
E 235 E 355 |
0.17 0.22 |
1.2 1.6 |
0.025 0.025 |
0.025 0.025 |
|
0.35 0.55 |
0.02 0.02 |
235 355 |
340 490 |
25 22 |
|||||||||||
| EN 10216-1 | P195 TR1 P235 TR1 |
0.13 0.16 |
0.7 1.2 |
0.025 0.025 |
0.02 0.02 |
0.35 0.35 |
0.3 0.3 |
0.08 0.08 |
0.3 0.3 |
0.3 0.3 |
195 235 |
320 360 |
27 25 |
|||||||||
| EN 10216-2 | P235 GH | 0.16 | 1.2 | 0.025 | 0.02 | 0.35 | 0.3 | 0.08 | 0.3 | 0.3 | 0.02 | |||||||||||
| DIN 2391 | St - 45 St - 45 St - 52 |
- - - |
0.17 0.21 0.22 |
0.40 0.40 - |
- - 1.60 |
0.025 0.025 0.025 |
0.025 0.025 0.025 |
- - - |
0.35 0.35 0.55 |
- - - |
- - - |
- - - |
- - - |
- - - |
- - - |
- - - |
NBK : 215 / GBK : - NBK : 255 / GBK : - NBK : 355 / GBK : - |
NBK : 340 / GBK : 315 NBK : 440 / GBK : 390 NBK : 490 / GBK : 490 |
NBK : 470 NBK : 570 NBK : 630 |
|||
| ASTM A-519 |
SAE 1010 SAE 1018 SAE 1026 SAE 1035 SAE 1040 SAE 1518 SAE 1541 SAE 4130 |
0.08 0.15 0.22 0.32 0.37 0.15 0.36 0.28 |
0.13 0.20 0.28 0.38 0.44 0.21 0.44 0.33 |
0.30 0.60 0.60 0.60 0.60 1.10 1.35 0.40 |
0.60 0.90 0.90 0.90 0.90 1.40 1.65 0.60 |
0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 |
0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.040 |
- - - - - - - 0.15 |
- - - - - - - 0.35 |
- - - - - - - 0.80 |
- - - - - - - 1.10 |
- - - - - - - 0.15 |
- - - - - - - 0.25 |
- - - - - - - - |
- - - - - - - - |
- - - - - - - - |
As per Customer requirements | |||||
| BOILER/HEAT EXCHANGER/SUPERHEATER & CONDENSER TUBES | ||||||||||||||||||||||
| ASTM A179 | - | 0.06 | 0.18 | 0.27 | 0.63 | 0.035 | 0.035 | - | - | - | - | - | - | - | - | - | 26,000 | 180 | 47,000 | 325 | 35 | |
| ASTM A192 | 0.06 | 0.18 | 0.27 | 0.63 | 0.035 | 0.035 | - | 0.25 | - | - | - | - | - | - | - | 26,000 | 180 | 47,000 | 325 | 35 | ||
| ASTM A 210 |
A-1 C |
- - |
0.27 0.35 |
- 0.29 |
0.93 1.06 |
0.035 0.035 |
0.035 0.035 |
0.10 0.10 |
- - |
- - |
- - |
- - |
- - |
- - |
- - |
- - |
37,000 40,000 |
255 275 |
60,000 70,000 |
415 485 |
30 30 |
|
| ASTM
A 213 |
T-11 T-12 T-22 |
0.05 0.05 0.05 |
0.15 0.15 0.15 |
0.30 0.30 0.30 |
0.60 0.61 0.60 |
0.025 0.025 0.025 |
0.025 0.025 0.025 |
0.50 - - |
1.00 0.50 0.50 |
1.00 0.80 1.90 |
1.50 1.25 2.60 |
0.44 0.44 0.87 |
0.65 0.65 1.13 |
- - - |
- - - |
- - - |
30,000 32,000 30,000 |
205 220 205 |
60,000 60,000 60,000 |
415 415 415 |
30 30 30 |
|
| ASTM A335 |
P-11 P-12 P-22 |
0.05 0.05 0.05 |
0.15 0.15 0.15 |
0.30 0.30 0.30 |
0.60 0.61 0.60 |
0.025 0.025 0.025 |
0.025 0.025 0.025 |
0.50 - - |
1.00 0.50 0.50 |
1.00 0.80 1.90 |
1.50 1.25 2.60 |
0.44 0.44 0.87 |
0.65 0.65 1.13 |
- - - |
- - - |
- - - |
30,000 32,000 30,000 |
205 220 205 |
60,000 60,000 60,000 |
415 415 415 |
30 30 30 |
|
| BS 3059 Pt I | 320 | - | 0.16 | 0.30 | 0.70 | 0.040 | 0.040 | 0.10 | 0.35 | - | - | - | - | - | - | - | 28,000 | 195 | 46,000 | 320 | 69,500 | |
| BS 3059 Pt II | 622-490 | 0.08 | 0.15 | 0.40 | 0.70 | 0.030 | 0.030 | - | 0.50 | 2.00 | 2.50 | 0.90 | 1.20 | - | - | - | 40,000 | 275 | 71,000 | 490 | 93,000 | |
| DIN 1629 | St- 37.0 St - 52 |
- - |
0.17 0.22 |
-
- |
- - |
0.040 0.040 |
0.040 0.035 |
- - |
- - |
- - |
- - |
- - |
- - |
- - |
- - |
- - |
WT 16mm = 235 / WT>16mm = 225 WT 16mm = 355 / WT>16mm = 345 |
350 - |
- Long 21 / Trans 19 |
|||
| DIN 17175 | St - 35.8 St - 45.8 |
- - |
0.17 0.21 |
0.40 0.40 |
0.80 1.20 |
0.040 0.040 |
0.040 0.040 |
0.10 0.10 |
0.35 0.35 |
- - |
- - |
- - |
- - |
- - |
- - |
- - |
WT 16mm = 235 / WT>16mm = 225 WT 16mm = 255 / WT>16mm = 245 |
360 410 |
480 530 |
|||
| RAILWAYS | ||||||||||||||||||||||
| IS:1239 Pt I | - | - | - | - | - | 0.050 | 0.050 | - | - | - | - | - | - | - | - | - | - | - | 46,500 | 320 | - | |
| IS:1161 | YST-210 YST-240 YST-310 |
- - - |
0.12 0.16 0.25 |
-
- - |
0.60 1.20 1.30 |
0.040 0.040 0.040 |
0.040 0.040 0.040 |
- - - |
- - - |
- - - |
- - - |
- - - |
- - - |
- - - |
- - - |
- - - |
30,500 35,000 45,000 |
210 240 310 |
48,000 59,500 64,500 |
330 410 445 |
- - - |
|
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