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Q275 is a carbon structural steel with high strength, good plasticity and cutting performance, certain welding performance, small parts can be quenched and strengthened, and is mostly used to manufacture parts that require high strength, such as gears and shafts , sprockets, keys, bolts, nuts, section steel for agricultural machinery, conveyor chains and links.
| Item | Q275 Carbon Steel pipe |
| Standard | AiSi, ASTM, BS,GB |
| Material | A32, AH32,A36,AH36,DH36,D32 DH32 Q195 Q215 Q235 Q345 SS490 SM400 SM490 SPHC SPHD SPHE SPHF SEA1002 SEA1006 SEA1008 SEA1010 S25C S35C S45C 65Mn SPHT1 SPHT2 SPH3 SPH4 QstE NM360,NM360L,NM400,NM400L,NM400A,NM450,NM450L,NM450A,N M500A.NM550,NM600.NR360,NR400,MITTA 400F,MITTA 450F,MITTA 500F |
DILLIDUR400,DILLIDUR500,DILLIDUR400V,DILLIDUR500V,DILLIDUR 450V QUARD400,QUARD450,QUARD500 FORA400,FORA500,CREUSABRO4800,CREUSABRO8000 RAEX400,RAEX450,RAEX500 | |
| Technology | Cold Rolled Hot Rolled |
| Length | 1~100 mm or as customer' s requirement |
| Width | 600-3000mm or customized |
| Thickness | 0.1-300mm or customized |
| Coil Weight | 3-5 Tons |
| Surface | natural color,iron gray (low carbon plate), brown (special alloy plate, the high carbon plate), partial ochre (weather resistance), with temperature oxidation pattern, than manufacture rough surface |
| Delivery time | within 7-15 working days or according to the quantity |
| Package | With wooden pallets, Standard Sea Worthy Package or as customer's request |
| Steel Grade | Quality Grade | C (≤) | Si (≤) | Mn (≤) | P (≤) | S (≤) | Deoxidation |
| Q275 | Q275A | 0.24 | 0.35 | 1.50 | 0.045 | 0.050 | Rimmed / killed |
| Q275B | 0.21 | 0.35 | 1.50 | 0.045 | 0.045 | Killed | |
| Q275C | 0.22 | 0.35 | 1.50 | 0.040 | 0.040 | Killed | |
| Q275D | 0.20 | 0.35 | 1.50 | 0.035 | 0.035 | Exceptionally Killed |
| Steel Grade | Quality | Yield Strength (≥N/mm2) | Tensile Strength (N/mm2) | Elongation (≥%) | Impact Test (V notch) | ||||||||||
| Thickness or Dia. (d) mm | Thickness or Dia. (d) mm | Temp. ℃ | Absorbed Energy (Vertical, ≥J) | ||||||||||||
| d≤16 | 16< d ≤40 | 40< d ≤60 | 60< d ≤100 | 100< d ≤150 | 150< d ≤200 | d≤40 | 40< d ≤60 | 60< d ≤100 | 100< d ≤150 | 150< d ≤200 | |||||
| Q275 | Q275A | 275 | 265 | 255 | 245 | 225 | 215 | 410-540 | 22 | 21 | 20 | 18 | 17 | – | – |
| Q275B | +20 | 27 | |||||||||||||
| Q275C | 0 | ||||||||||||||
| Q275D | -20 | ||||||||||||||
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