45# seamless pipe|45# seamless pipe|Changsha 45# seamless pipe 45# seamless pipe is a kind of material in steel. Is a high-quality carbon structural steel.
A large number of mold production companies will use it for mold steel use.
45, refers to the carbon content of this material, about 450 or so. This kind of material is also more common than other excellent carbon steels.
45 steel: The average carbon content is 0.42-0.50%, the average silicon content is 0.17-0.37%, the average manganese content is 0.50-0.80%, the average sulfur content is <=0.035%, and the average phosphorus content is <=0.035% , average chromium content <= 0.25%, average nickel content <= 0.2545 steel
About 0.45% carbon.
Recommended heat treatment temperature
Normalizing: 850
Quenching: 840
Tempering: 600
Tensile strength: not less than 600Mpa
Yield strength: not less than 355Mpa
Elongation: 10%
Shrinkage: 40%
Impact work: 39J
Hardness of steel delivery status: not more than
Untreated: 229HBS
Annealed steel: 197HBS
Application examples:
Used to make gears, racks, sprockets, shafts, keys, pins, impellers for steam turbines, and parts for compressor pumps. %,
Model 45#
Product specifications φ:756MM; Wall thickness: 100MM or less
Steel pipe weight calculation formula: [(outer diameter - wall thickness) * wall thickness] * 0.02466 = kg/meter (weight per meter)
45# seamless pipe|45# seamless pipe knowledge|Changsha 45# seamless pipe
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