1: Dab tsi yog qhov tseem ceeb metallurgical cov khoom yuav tsum muaj rau kev tsheb nqaj hlau clip?
Kev Railway Cl Hlau Hlau yuav tsum nthuav tawm lub zog siab (1, {} {} {}}}}}}}} Tshuaj lom neeg muaj pes tsawg leeg tau tswj hwm, nrog silicon ({}}}}}}}}}} pa batches {}}
2: Tus txheej txheem kev ua kom sov li cas ho ua rau cov txheej txheem kho cua sov ho ua rau clip kev ua tau zoo?
Austenitizing ntawm 850-880℃ua raws cov roj quenching ua rau pom kev zoo siab thaum muaj kev tiv thaiv kev ua kom sov sov. tawg . txheej txheem tsis txheeb yog khawb rau hauv traceauilility {}}
3: Qhov kev tswj hwm zoo li cas siv thaum cov clip forging?
Ultrasonic kuaj xyuas sab hauv voids nyob rau hauv bille ua ntej zam kev kub {}}}}}}}} qhov chaw kuaj xyuas siv laser scanners siv ± 0 {{{. 1mm kam rau .}}}} txhua yam forging daim coupon rau kev siv tshuab siv tau.
4: Vim li cas thiaj muab rab koob tiv thaiv clips hais lus rau kev tsheb ciav hlau?
Tua Chaeening Intruces Compressive ntxhov siab (txog {}}}}}}}}}}}}} {{5} {5 5}} bar Siab {{8} Txoj kev pab cuam yog qhia txog kev siv Almen Strips thiab 200% tsawg kawg One ... 9} Cov txheej txheem kuj tshem tawm cov nplai los ntawm kev kho cua sov.
5: Yuav ua li cas clips ntsuas rau hydrogen embrittlement?
Kuaj cov khoom lag luam tsis tu ncua nyob rau hauv kev thauj khoom (75% ntawm cov txiaj ntsig yog ntsuas siv roj chromatography (<0.2 ppm allowed). Baking at 200°C for 24 hours removes diffusible hydrogen. ASTM F519 specifies the testing protocol. Failed samples show characteristic intergranular fractures.