广安65*6mm的15CrMoG合金管每吨多少钱？|15CrMoG合金管现货销售商 www.myhejinggxh.com 51×3.5-4-5-6-7-8-9-10 56×3.5-4-5-6-7-8-9-10 57×3.5-5-6-7-8-9-10-12 60×3.5-4.5-5-6-7-8-9-12-14 63×3.5-4.5-5-6-7-8-9-10-12-14 68×4-4.5-5-6-7-8-9-10-12-14-16 70×4-4.5-5-6-7-8-9-10-12-15-16 73×4-4.5-5-6-7-8-9-10-12-15 76×4-4.5-5-6-7-8-9-10-12-14 83×4.5-5-10-12-14-16-18-20
广安65*6mm的15CrMoG合金管每吨多少钱？|15CrMoG合金管现货销售商
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