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ƒP�[ƒX
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�YŒa
(mm)
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1
�|ŠÇ�Y
318.5
STK490,t = 10.3mm
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2
STK400,t = 6mm
3
ˆê•ûŒü�…•½�Ú‰×
4
PHC�Y
300
ƒÐ
ck
=800kgf/cm
2
BŽí(—LŒøƒvƒŒƒXƒgƒŒƒX80kgf/cm
2
)
PC�|�ü 12-ƒÓ 7
ƒXƒpƒCƒ‰ƒ‹‹Ø SD295A D6@50
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5
“S‹ØƒRƒ“ƒNƒŠ�[ƒg�Y
300
ƒÐ
ck
=210kgf/cm
2
Žå ‹Ø SD295A 16-D10
‘Ñ“S‹Ø SD295A D4@40