Baha we himiki düzümi (%)
Baha | C | Mn | P≤ | S≤ | Si | Cr | Mo |
T11 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50-1.00 | 0.50-1.00 | 1.00-1.50 |
T12 | 0.05-0.15 | 0.30-0.61 | 0.025 | 0.025 | ≤0.50 | 0.80-1.25 | 0.44-0.65 |
T13 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | ≤0.50 | 1.90-2.60 | 0.87-1.13 |
Mehaniki aýratynlyklar (MPa) :
Baha | Dartyş nokady | Hasyl nokady |
T11 | 15415 | ≥205 |
T12 | 15415 | 20220 |
T13 | 15415 | ≥205 |
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Diametri barlamak
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Diwar galyňlygyny barlamak
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Ahyrky barlag
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Göni barlamak
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UT Barlagy
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Daş görnüşi barlamak
ASTM A213 garyndysy üznüksiz polat turbalar, görkezilişi ýaly sowuk ýa-da gyzgyn rulon bilen öndürilýär.TP347HFG derejesi sowuk gutarar.Atylylygy bejermek aýratyn we gyzgyn emele gelmek üçin ýyladyşdan başga-da amala aşyrylýar.Ferrit garyndysy we ferrit poslamaýan polatlar gyzdyrylar.Beýleki tarapdan, austenitik poslamaýan polat turbalar ýylylyk bilen işleýän ýagdaýda üpjün edilmelidir.Alterna-da bolmasa, gyzgyn emele gelen badyna turbalaryň temperaturasy iň pes ergin temperaturasyndan pes bolmasa-da, turbalar suwda aýratyn söndürilip ýa-da başga usullar bilen çalt sowadylyp bilner.
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JIS G3441Alloýsyz polat turbalar
ASTM A335 garyndysy polat polat