Temperatura de uso de tubulações de aço carbono

2018-09-13View Original

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Prezados amigos, qual é a temperatura mínima de uso para o aço 20#? Obrigado! :)

Reply #22018-09-13

No padrão GB8163, o tubo de aço número 20 tem um grau de 0 graus

Reply #32018-09-13

A norma GB/T150 estipula que o valor de GB/T8163 é 0 graus. Para a norma GB/T50316, o limite inferior de temperatura de uso é de -20 graus. Já na norma GB/T20801, dependendo da espessura, a temperatura pode ser superior a -20 graus

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Temperatura de uso de tubulações de aço carbono

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