所屬欄目:簡明機械零件
表2-33輸送流體用無縫鋼管(摘自GB8163—87neqISO559—77)結構用無縫鋼管(摘自GB8162—87neqJISG3444—82) mm熱軋(擠壓,擴)鋼管外徑壁厚外徑壁厚外徑壁厚外徑壁厚322.5~8.0763.0~19.01524.5~36.03779.0~75.0382.5~8.0833.5~24.01594.5~36.04029.0~7 ......(本文共 5329 字 ) [閱讀本文] >>