Alloy structural steel company of excellent translation of Metal Products (Shanghai) (alloy structural steel made / imported alloy structural steel) 40crmnmo alloy structural steel / steel plate 40crmnmo / 40crmnmo steel bars the / 40crmnmo coil / 40crmnmo strip / 40crmnmo steel pipe / wire 40crmnmo (good Translated Metal Products (Shanghai) Co., Ltd.) 
 40CrMnMo, an alloy structural steel grades of the Chinese national standard. Uniform digital code: A34402. 
 Chemical composition 
 Mass fraction (%): 
 C: 0.37 ~ 0.45 
 Si: 0.17 ~ 0.37 
 Mn: 0.90 ~ 1.20 
 Cr: 0.90 ~ 1.20 
 Mo: 0.20 ~ 0.30 
 Mechanical properties 
 [Sample blank dimensions 
 25mm 
 [Heat] 
 Quenching temperature (° C): 850; coolant: Oil 
 Heating tempering temperature (° C): 600; coolant: water, oil 
 Mechanical Properties]. 
 Tensile strength (σb / MPa): ≧ 980 
 Yield point (σs of / MPa): ≧ 785 
 ≧ 10 the Elongation (δ5 /%): 
 Section shrinkage rate (ψ /%): ≧ 45 
 Absorbed energy (Aku2 / J): ≧ 63 
 Brinell hardness (HBS100/3000) (annealing or high temperature tempered condition): ≦ 217 
 Key Features 
 Quenched with good mechanical properties, good hardenability, tempering higher stability. Mostly in the quenched and tempered condition. 
 Application examples 
 Commonly used in the manufacture of overloading, the cross section larger pinion shafts, gears, rear axle of a large truck axle, shaft, eccentric shaft, connecting rod, similar parts of the turbine, can also replace the 40CrNiMo use. 
 The company provides domestic and imported alloy structural steel varieties, complete specifications, special specifications can be customized processing. Division I and the original certificates, material certificates (chemical composition, mechanical properties) of the class parameters Please pay attention to obtain a copy of the public are welcome to the user to inquire Order, the Company will be free shipping! Other materials, if necessary, welcome to inquire order. 
 Customers in ordering materials, the need to sample customers, please note, MOQ: 50KG (包邮) the number of excellent price, welcome you to call to order this material Our commitment: quality assurance Cheaper prices, excellent! Honesty! 

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