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合金鋼管12Cr1MoV/上海厚壁無縫鋼管規(guī)格齊全廠家
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48×3.5-4-5-6-7-8-9-10
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203×6-7-10-15-20-25-30
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610×10-14-18-25-20-30-50-60
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51×3.5-4-5-6-7-8-9-10
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203×32-36-40-45-50
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620×14-20-30-35-45-50-60
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56×3.5-4-5-6-7-8-9-10
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219×6-8-12-16-18-20-25
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630×10-20-30-40-55
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57×3.5-5-6-7-8-9-10-12
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219×30-40-45-50-55
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640×12-25-32-40-50-65
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60×3.5-4.5-5-6-7-8-9-12-14
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219×55-58-60-65-70
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650×15-20-30-40-50-60-65
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63×3.5-4.5-5-6-7-8-9-10-12-14
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245×8-10-14-17-20-22
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680×20-25-35-45-65
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68×4-4.5-5-6-7-8-9-10-12-14-16
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245×25-28-30-34-40
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710×10-20-30-45-50-65
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70×4-4.5-5-6-7-8-9-10-12-15-16
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273×7-9-12-15-18-20-25
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720×10-20-30-45-50-65
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73×4-4.5-5-6-7-8-9-10-12-15
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273×30-35-38-40-45-50
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750×20-35-45-60
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