20#無縫鋼管,專業生產銷售20#，45#，Q345b，16Mn無縫鋼管, 20#無縫鋼管GB8162 專業生產銷售20#，45#，Q345b，16Mn無縫鋼管，熱軋無縫鋼管，聊城無縫鋼管，無縫鋼管結構管，厚壁無縫鋼管，合金無縫鋼管 20#無縫鋼管。我公司現有冷軋機組六套，無縫管穿孔機組生產線兩條，冷拔生產線六條，熱軋三輥定徑生產線三條，主要生產6-426mm*1-60mm熱軋冷拔無縫鋼管,10-128mm*1-25mm精密無縫鋼管,精密光亮管,16*16mm-800*800mm方矩管和異型鋼管。熱軋無縫鋼管資源表 標準:GB/T8162-1999， ISO2937， ASTM A53 ，ASTM A106， JIS G 3441，BS EN 10210-1 用途: 使用范圍包括用于一般結構和機械結構，20#精密鋼管http://www.tuoyuangg.com/大量用于建筑、機械、交通、航空、石油開采等行業的各種結構管 相關參數 型號:外徑6.0mm~426mm 厚度 1.0mm~70.0mm 顏色:黑色表面&光亮表面重量:過磅結算 詳細介紹 ●尺寸公差標準外徑公差厚壁公差 GB/T 8162D<50±0.50mmS<4mm±12.5% D≥50±1%4-20mm+15/-12.5% S≥20mm±12.5% DIN1629D50±0.50mmS2Sn+15/-10% D48.3D48.3±1%2SnS4Sn+12.5/-10% S4Sn±9% ASTM A53D<48.3±0.4/-0.79mm±12.5% D≥48.3±1% ASTM A106D<48.3±0.4/-0.79mm±12.5% D48.3-114.3±0.79mm D≥114.3±1.59/-0.79mm ●力學性能標準 鋼級 抗拉強度(MPa) 20#無縫鋼管http://www.20gggy.com/屈服強度(MPa)延伸率 <16mm16-30mm GB/T 81621033520519524 2039024523520 3551030529517 4559033532514 16Mn49032531521 DIN 1629 <16mm>16mm ST35345-46023522525 ST45440-55025524521 ST55540-64529528517 ST52490-63035534522 ST45590-73033532514 ASTM A53A330205 B415240 ASTM A106A330205 B415240 C485275 ●化學成分 (%): 標準牌號CSiMnP≤S≤Cu≤Ni≤Cr≤Mo≤V≤ GB/T 8162100.07-0.140.17-0.370.35-0.650.0350.0350.250.250.15// 200.17-0.240.17-0.370.35-0.650.0350.0350.250.250.25// 350.32-0.390.17-0.370.50-0.800.0350.0350.250.250.25// 450.42-0.500.17-0.370.50-0.800.0350.0350.250.300.25// 16Mn0.12-0.200.20-0.551.20-1.600.0450.0450.250.250.25// DIN 1629St35≤0.180.15-0.350.35-0.650.0350.0350.250.250.25// St45≤0.250.15-0.350.50-0.800.0350.0350.250.250.25// St550.33-0.410.15-0.350.50-0.800.0350.0350.250.250.25// St52≤0.20≤0.55≤1.500.0350.0350.250.250.25// ASTM A53CK450.42-0.500.17-0.370.50-0.800.0350.0350.250.250.25// ASTM A106A≤0.25/≤0.950.050.0450.400.400.400.150.08 B≤0.30/≤1.200.050.060.400.400.400.150.08 A≤0.25≥0.100.27-0.930.0350.0350.400.400.400.150.08 B≤0.30≥0.100.29-1.060.0350.0350.400.400.400.150.08 C≤0.35≥0.100.29-1.060.0350.0350.400.400.400.150.08 貨源表 公司現有冷軋機組六套，無縫鋼管穿孔機組生產線兩條，冷拔生產線六條，熱軋三輥定徑生產線三條，已具備生產全規格無縫鋼管的生產能力，主要生產6-426mm*1-60mm熱軋無縫鋼管和冷拔無縫鋼管，273-1020mm*8-200mm熱擴無縫鋼管；5-150mm*1-25mm精密鋼管，精密光亮管，光亮無縫管；16*16mm-800*800mm方管，矩形管和異型管。材質：20#,45#,Q345B,16Mn,27SiMn“誠信守諾為根本，提供優質產品，及時服務”的企業精神，誠摯歡迎新老客戶惠顧洽談。直徑mm壁厚mm直徑mm壁厚mm 33*1765-6-7-8-9-10-12-14-16-18-19-20 44*1805-6-7-8-9-10-12-14-16-18-19-20 51-1.5825-6-7-8-9-10-12-14-16-18-19-20 61-1.5-2835-6-7-8-9-10-12-14-16-18-19-20-22 71-1.5-2855-6-7-8-9-10-12-14-16-18-19-20-22 81-1.5-2-2.5865-6-7-8-9-10-12-14-16-18-19-20-22 91-1.5-2-2.5-3875-6-7-8-9-10-12-14-16-18-19-20-22 100.5-1-1.5-2-2.5-3895-6-7-8-9-10-12-14-16-18-19-20-22 110.5-0.8-1-1.5-2-2.5-3905-6-7-8-9-10-12-14-16-18-19-20-22 120.5-1-1.5-2-2.5-3-4926-7-8-9-10-12-14-16-18-19-20-22-24 130.5-1-1.5-2-2.5-3-4936-7-8-9-10-12-14-16-18-19-20-22-24 141-1.5-2-2.5-3-3.5-4956-7-8-9-10-12-14-16-18-19-20-22-24 151-1.5-2-2.5-3-3.5-4976-7-8-9-10-12-14-16-18-19-20-22-24 161-1.5-2-2.5-3-3.5-4986-7-8-9-10-12-14-16-18-19-20-22-24 171-1.5-2-2.5-3-3.5-41006-7-8-9-10-12-14-16-18-19-20-22-24 181-1.5-2-2.5-3-3.5-4-5-61028-10-12-14-16-18-20-22-24-26-28-30 191-1.5-2-2.5-3-3.5-4-5-61086-8-10-12-14-16-18-20-22-24-26-28-30 201-1.5-2-2.5-3-3.5-4-5-61146-8-10-12-14-16-18-20-21-24-25-28-30-32 211-1.5-2-2.5-3-3.5-4-5-61218-9-10-11-12-14-16-18-19-20-21-24-25-27-28-30-32 221-1.5-2-2.5-3-3.5-4-5-61338-9-10-11-12-14-16-18-19-20-21-24-25-27-28-30-32 241-1.5-2-2.5-3-3.5-4-5-61408-9-10-11-12-14-16-18-19-20-21-24-25-27-28-30-32 251-2-3-4-5-6-8-101468-9-10-11-12-14-16-18-19-20-21-24-25-27-28-30-32 261-2-3-4-5-6-8-101528-9-10-11-12-14-16-18-19-20-21-24-25-27-28-30-32 271-2-3-4-5-6-8-101598-10-12-14-16-18-20-22-24-26-28-30-32-35-40-45-50 281-2-3-4-5-6-8-101688-10-12-14-16-18-20-22-24-26-28-30-32-35-40-45-50 291-2-3-4-5-6-8-101788-10-12-14-16-18-20-22-24-26-28-30-32-35-40-45-50 301-2-3-4-5-6-8-101808-10-12-14-16-18-20-22-25-28-30-32-35-40-45-50-55 311-2-3-4-5-6-8-101948-10-12-14-16-18-20-22-25-28-30-32-35-40-45-50-55 321-2-3-4-5-6-8-102038-10-12-14-16-18-20-22-25-28-30-32-35-40-45-50-55 331-2-3-4-5-6-8-102108-10-12-14-16-18-20-22-25-28-30-32-35-40-45-50-55 341-2-3-4-5-6-8-102158-10-12-14-16-18-20-22-25-28-30-32-35-40-45-50-55 351-2-3-4-5-6-8-102168-10-12-14-16-18-20-22-24--25-28-30-35-38-40-45-50-60 362-3-4-5-6-7-8-9-1023212-14-16-18-20-22-24-25-28-30-35-38-40-45-50-60-65 382-3-4-5-6-7-8-9-10-1224012-14-16-18-20-22-24-25-28-30-35-38-40-45-50-60-65 403-4-5-6-7-8-9-10-1224512-14-16-18-20-25-28-30-35-38-40-45-50-60-65-70-80 423-4-5-6-7-8-9-10-1226712-14-16-18-20-25-28-30-35-38-40-45-50-60-65-70-80 443-4-5-6-7-8-9-10-1227312-14-16-18-20-25-28-30-35-38-40-45-50-60-65-70-80 453-4-5-6-7-8-9-10-12-1429912-14-16-18-20-25-28-30-35-38-40-45-50-60-65-70-80 463-4-5-6-7-8-9-10-12-1432012-14-16-18-20-25-28-30-35-38-40-45-50-60-65-70-80 473-4-5-6-7-8-9-10-12-1433512-14-16-18-20-25-28-30-35-38-40-45-50-60-65-70-80 483-4-5-6-7-8-9-10-12-1437712-14-16-18-20-25-28-30-35-38-40-45-50-60-65-70-80 503-4-5-6-7-8-9-10-12-1440214-16-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90 513-4-5-6-7-8-9-10-12-1440614-16-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90 533-4-5-6-7-8-9-10-12-1442614-16-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90 543-4-5-6-7-8-9-10-12-1445716-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100 573-4-5-6-7-8-9-10-12-14-1648016-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100 583-4-5-6-7-8-9-10-12-14-1650816-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100 593-4-5-6-7-8-9-10-12-14-1653016-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100 603-4-5-6-7-8-9-10-12-14-1656016-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100 623-4-5-6-7-8-9-10-12-14-1660016-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100 633-4-5-6-7-8-9-10-12-14-1661016-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100 643-4-5-6-7-8-9-10-12-14-1663016-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100 655-6-7-8-9-10-12-14-16-1865016-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100 665-6-7-8-9-10-12-14-16-1871016-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100 675-6-7-8-9-10-12-14-16-1872016-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100 685-6-7-8-9-10-12-14-16-1885016-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100 705-6-7-8-9-10-12-14-16-18-19-2096016-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100 735-6-7-8-9-10-12-14-16-18-19-20102016-18-20-25-28-30-35-38-40-45-50-60-65-70-80-90-100http://www.ww306.com/