9CrWMn国产模具钢 9CrWMn 上海潘竹金属制品有限公司

p1Src=//y3.yzimgs.com/uploads_old/326943/2012101116505340_old.jpg&p2Src=//y3.yzimgs.com/uploads_old/326943/2012101116505340_old_1.jpg&p3Src=//y3.yzimgs.com/uploads_old/326943/2012101116505340_old_2.jpg