Min. Order Reference FOB Price
1 Ton US$1,200.00-1,440.00 / Ton
Product Description
Type: High-precision cold-drawn seamless tube Standard: GB/T3639-2018, GB/T 5777-2008,the technology agreement Material steel: 45#, 16Mn(Q345B), 25Mn, 27SiMn, SY720, ZNP460 Internal diameter Tolerance: H8, H9,H10 Straightness rate/roundness rate/mechanical performance : As agreement ...