详情描述:
上海电力A302/E309-16焊条PP-A302钛钙型药皮Cr23Ni13不锈钢焊条上海电力A302/E309-16焊条PP-A302钛钙型药皮Cr23Ni13不锈钢焊条上海电力A302/E309-16焊条PP-A302钛钙型药皮Cr23Ni13不锈钢焊条上海电力A302/E309-16焊条PP-A302钛钙型药皮Cr23Ni13不锈钢焊条