head check damage

Portuguese translation: danos por fissuração das mesas de rolamento

GLOSSARY ENTRY (DERIVED FROM QUESTION BELOW)
English term or phrase:head check damage
Portuguese translation:danos por fissuração das mesas de rolamento
Entered by: carmentrad

13:23 Jan 7, 2006
English to Portuguese translations [PRO]
Tech/Engineering - Mechanics / Mech Engineering / rail
English term or phrase: head check damage
O campo de teste possui um histórico de danos por RCF (Fadiga de contato de rolamento)... Os trilhos tiveram que ser substituídos devido a head check damage (danos...???)

Contexto: manutenção de ferrovias
carmentrad
Brazil
Local time: 08:04
danos por fissuração das mesas de rolamento
Explanation:
ou "danos por fissuração das cabeças", em ambos casos, "dos carris".
Os "head checks" (i.e., fissuras) aparecem normalmente nas mesas de rolameento dos carris (plano de contacto entre a cabeça do carril e a roda do material rolante).

cabeça do carril (PT-E) = boleto do carril (PT-B)

Ver neste contexto:
Defects close to the surface in the running edge of rails can arise via the wheel-rail contact, especially in curved locations. These cracks, which are called ***head checks***, can significantly increase the risk of a rail break when they grow.
Selected response from:

João Roque Dias
Portugal
Local time: 12:04
Grading comment
Obrigada!
4 KudoZ points were awarded for this answer



Summary of answers provided
5dano por trincamento do boleto
Flavio Steffen
5danos por fissuração das mesas de rolamento
João Roque Dias
3danos no cabeçote de verificação
rhandler


  

Answers


10 mins   confidence: Answerer confidence 3/5Answerer confidence 3/5
danos no cabeçote de verificação


Explanation:
Uma tradução literal. Faz sentido?

rhandler
Local time: 08:04
Works in field
Native speaker of: Portuguese
PRO pts in category: 1153
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14 mins   confidence: Answerer confidence 5/5
dano por trincamento do boleto


Explanation:
De meu glossário sobre ferrovias, de quando traduzi um texto da Bombardier:
HEAD CHECK - defeito de trilho, consistindo de trincamento do boleto, em geral no canto da bitola de trilhos externos, a um ângulo de 45° com o eixo do perfil metálico; o mesmo que Cat Whiskers
CAT WHISKERS - veja Head Check (gíria)

Flavio Steffen
Brazil
Local time: 08:04
Works in field
Native speaker of: Portuguese
PRO pts in category: 230
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4 hrs   confidence: Answerer confidence 5/5
danos por fissuração das mesas de rolamento


Explanation:
ou "danos por fissuração das cabeças", em ambos casos, "dos carris".
Os "head checks" (i.e., fissuras) aparecem normalmente nas mesas de rolameento dos carris (plano de contacto entre a cabeça do carril e a roda do material rolante).

cabeça do carril (PT-E) = boleto do carril (PT-B)

Ver neste contexto:
Defects close to the surface in the running edge of rails can arise via the wheel-rail contact, especially in curved locations. These cracks, which are called ***head checks***, can significantly increase the risk of a rail break when they grow.

João Roque Dias
Portugal
Local time: 12:04
Specializes in field
Native speaker of: Portuguese
PRO pts in category: 855
Grading comment
Obrigada!
Login to enter a peer comment (or grade)



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