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Sending Inquiry For: Chemical Fertilizer Steel Tube
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Standard Grade Chemical Composition (%)
C Mn Si Mo V W Nb P.S
GB6479 20 0.17-0.24 0.35-0.65 0.17-0.37 / / / / =21
10 335-490 >=205 >=24
10MoWNb 470-670 >=295 >=19
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