DIN 2616 鋼製突合せ溶接管継手減圧係数付き偏心減速機
DIN 2616 鋼製突合せ溶接管継手減圧係数付き偏心減速機
続きを読む [English]
www.mtstainlesssteel.com/din-2616-steel-buttwelding-pipe-fittings-eccentric-reducers-with-reduced-pressure-factor_newsview31.html
続きを読む [English]
www.mtstainlesssteel.com/din-2616-steel-buttwelding-pipe-fittings-eccentric-reducers-with-reduced-pressure-factor_newsview31.html