T范文范文结构用不锈钢无缝钢管参数

1、3.结构用不锈钢无缝钢管(GB/T14975-1994)(1)尺寸规格6-17, 6-18 (2)允许偏差6-20(3)牌号和化学成分 6-19(4)力学性能6-21 (5) 用途适于一般结构及机械结构用表6-17结构用不锈钢热压(挤，扩)无缝钢管的尺寸规格外径壁厚4.556789101112131415161718192022242526286870737680838995102108114121127133140146152159168180194219245237325351377426注：表示热轧钢管规格。表6-18结构用不锈钢冷拔（轧）无缝钢管的尺寸规格外径壁厚1.01.21.41.

2、51.62.02.22.52.83.03.23.54.04.55.05.56.06.57.07.58.09.09.51011121314151011121314151617181920212223242527283032343638404245485051535456576063656870737576808385899095100102108114127133140146159注：1. 表示冷拔（轧）钢管规格2 .钢管的通常长度规定如下:热轧（挤，扩）钢管212冷拔（轧）钢管.18m3 .钢管的弯曲度不得大于如下规定:壁厚 15mm壁厚15mm热扩管.1.5mm/m.2.0mm /m.3.0

3、mm/m表6-19结构用不锈钢无缝钢管的牌号和化学成分组序牌号化学成分（质量分数）(%)CSiMnPSNiCrMo其他织号类型奥10Cr18Ni9 0.07 1.0 2.0 0.03 0.038.0011.0017.0019.0-00500氏21Cr18Ni9 0.15 1.0 2.0 0.03 0.038.0010.0017.0019.0-00500体300Cr19Ni10 0.030 1.0 2.0 0.03 0.038.0012.0018.0020.0-00500型40Cr18Ni10Ti 0.08 1.0 2.0 0.03 5C%0050050Cr18Ni11Nb 0.08 1.0 2

4、.0 0.03 10C%0050060Cr17Ni12Mo2 0.08 1.0 2.0 0.03 0.0310.0014.016.0018.52.003.0-0050000700Cr17Ni14Mo2 0.030 1.0 2.0 0.03 0.0312.0015.016.0018.02.003.0-005000080Cr18Ni12Mo2T 0.08 1.0 2.0 0.03 0.0311.0014.016.0019.01.802.5Ti 5C% 0.70i005000091Cr18Ni12Mo2T 0.12 1.0 2.0 0.03 0.0311.0014.016.0019.01.802.5

5、Ti 5i0050000(C%-0.02)0.8010Cr18Ni12Mo3T 0.08 1.0 2.0 0.03 0.0311.0014.016.0019.02.503.5Ti 5C% 0.700i005000011Cr18Ni12Mo3T 0.12 1.0 2.0 0.03 0.0311.0014.016.0019.02.503.5Ti 51i0050000(C%-0.02)0.8011Cr18Ni9Ti 0.08 1.0 2.0 0.03 0.038.0011.0017.0019.0-Ti 5200500(C%-0.02)0.8010Cr19Ni13Mo3 0.08 1.0 2.0 0.

6、03 0.0311.0015.018.0020.03.004.0-30050000100Cr19Ni13Mo3 0.030 1.0 2.0 0.03 0.0311.0015.018.0020.03.004.0-40050000铁10Cr13 0.08 0.6 0.8 0.03 0.03*12.0014.0-500500素11Cr17 0.12 0.7 1.0 0.03 0.03*16.0018.0-650500体型马11Cr13 0.15 1.0 1.0 0.03 0.03*11.5013.5-700500氏12Cr130.160.2 1.0 1.0 0.03 0.03*12.0014.0-8

7、500500体型注：*残余元素Ni 0.60表6-20结构用不锈钢无缝钢管的尺寸允许偏差热压（挤，扩）钢管冷拔（轧）钢管尺寸/mm允许偏差/mm尺寸/mm允许偏差/mm普通级较咼级普通级较咼级外径D68 D 159 1.25 1外径D10 D 0.30 0.2030159D 426 1.530D 5 0.9%0.8%15+15 12.5 3 15+20壁厚3+12% 10%-15S-10%注：供机械加工用钢管应在合同中注明，根据需方要求，经供需双方协议，可规定机械加工余量表6-19结构用不锈钢无缝钢管的牌号和化学成分组织类型序口号牌号化学成分（质量分数）（）CSiMnPSNiCrMo其他奥氏1

8、0Cr18Ni9 0.078.0011.0017.0019.00-体型1.002.000.0350.03021Cr18Ni9 0.158.0010.0017.0019.00-1.002.000.0350.03030OCr19Ni1O 0.0308.0012.0018.0020.00-1.002.000.0350.03040Cr18Ni1OTi 5C%1.002.000.0350.03050Cr18Ni11Nb 10C%1.002.000.0350.03060Cr17Ni12Mo2 0.0810.0014.0016.0018.502.003.00-1.002.000.0350.0307)0Cr1

9、7Ni14Mo2 0.03012.0015.0016.0018.002.003.00-1.002.000.0350.03080Cr18Ni12Mo2Ti 0.0811.0014.0016.0019.001.802.50Ti 5C% 0.701.002.000.0350.03091Cr18Ni12Mo2Ti 0.1211.0014.0016.0019.001.802.50Ti 51.002.000.0350.030(C%-0.02)0.80100Cr18Ni12Mo3Ti 0.0811.0014.0016.0019.002.503.50Ti 5C% 0.701.002.000.0350.0301

10、11Cr18Ni12Mo3Ti 0.1211.0014.0016.0019.002.503.50Ti 51.002.000.0350.030(C%-0.02)0.80121Cr18Ni9Ti 0.088.0011.0017.0019.00-Ti 51.002.000.0350.030(C%-0.02)0.80130Cr19Ni13Mo3 0.0811.0015.0018.0020.003.004.00-1.002.000.0350.03014)0Cr19Ni13Mo3 0.03011.0015.0018.0020.003.004.00-1.002.000.0350.030铁素15)Cr13 0

11、.08*12.0014.00-体型0.600.800.0350.030161Cr17 0.12*16.0018.00-0.751.000.0350.030马氏171Cr13 0.15*11.5013.50-体型1.001.000.0350.030182Cr130.160.25*12.0014.00-1.001.000.0350.030注：*残余元素Ni 0.60表6-21结构用不锈钢无缝钢的力学性能组织类型序号牌号推荐热处理制度力学性能密度(g/c m ( 3 )工 b /MPaa0.2/MPa3 5 (%)奥氏体形10Cr18Ni910101150 C ,520205357.9321Cr18

12、Ni910101150 C ,520205357.9030OCr19Ni1O10101150 C ,480175357.9340Cr18Ni10Ti9201150 C ,520205357.9550Cr18Ni11Nb9801150 C ,520205357.9860Cr17Ni14Mo210101150 C ,520205357.98700Cr17Ni14Mo210101150 C ,480175357.9880Cr18Ni12Mo2Ti10001100 C ,530205358.0091Cr18Ni12Mo2Ti10001100 C ,530205358.00100Cr18Ni12Mo3Ti10001100 C ,530205358.10111Cr18Ni12Mo3Ti10001100 C ,530205358.10121Cr18Ni9Ti10001100 C ,520205357.90130Cr19Ni13Mo310101150 C ,520205357.981400Cr19Ni13Mo310101150 C ,480175357.9815