京雷耐热钢药芯焊丝-耐候钢药芯焊丝 ¥15.00 昆山京雷GER-206-R206-E8016-B1耐热钢焊条 ¥20.00 厂家京雷GER-208焊条-R206Fe-E8018-B1耐热钢焊条 ¥19.00 昆山京雷GER-307L焊条-E7015-B2L耐热钢焊条 ¥23.00 批发京雷GER-317-R317耐热钢焊条 ¥15.00 批发京雷GER-718焊条-R716Fe-E9018-B91耐热钢焊条 ¥16.00