MW超超臨界機組主要零部件材料國產(chǎn)化情況介紹

——600MW/1000MW超超臨界機組新型鋼國產(chǎn)化研討會2009年4月1日揚州超超臨界1000MW汽輪機組主要零部件材料國產(chǎn)化試制情況介紹華能玉環(huán)4×1000MW超超臨界汽輪發(fā)電機組我國第一座超超臨界示范性電廠引進德國西門子技術制造機組總體結(jié)構(gòu)：一個高壓缸、一個中壓缸、兩個低壓缸、左右主汽門調(diào)門、左右再熱主汽門調(diào)門集中了國際上汽輪機在高溫材料、特大型長葉片、結(jié)構(gòu)優(yōu)化設計等多方面可應用的最先進技術，機組的整體性能達到當今世界先進水平我廠引進消化吸收西門子技術，嚴格貫徹西門子的各項技術要求，在材料國產(chǎn)化、工藝試驗及工藝評定方面重點開展工作，實現(xiàn)了新產(chǎn)品重要零部件材料的國產(chǎn)化制造。我廠超超臨界1000MW汽輪機組主要零部件材料國產(chǎn)化：

汽輪機轉(zhuǎn)子鍛件

汽輪機大型鑄件高溫螺栓材料

－Alloy783合金高溫葉片材料

－X12CrMoWVNbN10-1-1、NiCr20TiAl合金主要零部件材料國產(chǎn)化工作汽輪機轉(zhuǎn)子鍛件我廠超超臨界1000MW汽輪機組包括一根高壓轉(zhuǎn)子、一根中壓轉(zhuǎn)子和兩根低壓轉(zhuǎn)子：材料牌號重量（kg）最大直徑（mm）總長（mm）高壓轉(zhuǎn)子X12CrMoWVNbN10-1-11800011304900中壓轉(zhuǎn)子X12CrMoWVNbN10-1-13800012106250低壓轉(zhuǎn)子26NiCrMoV14-59800019208100CMnCrMoNiWVNNb0.11-0.130.4-0.510.2-10.61.0-1.10.7-0.80.95-1.050.15-0.250.045-0.0600.04-0.060.2％屈服強度（MPa）抗拉強度（MPa）延伸率（l0=5d）（％）斷面收縮率（％）AKV（J）700-800≤1000≥13≥40≥30汽輪機轉(zhuǎn)子鍛件

高/中壓轉(zhuǎn)子X12CrMoWVNbN10-1-1

600℃時具有良好的持久強度，100,000h蠕變持久強度大約為90-100MPa足夠高的室溫強度，屈服強度下限為700MPa良好的蠕變塑性（持久斷裂的延伸率＞10％），并且無蠕變?nèi)笨诿舾行宰銐蚝玫拇阃感?，直?.2m的轉(zhuǎn)子鍛件能淬透高溫長期工作具有良好的組織穩(wěn)定性良好的抗氧化性和耐腐蝕性能良好的斷裂韌性，與傳統(tǒng)的12％CrMoV和1％CrMoV鋼相當CMnCrMoNiWVNNb0.11-0.130.4-0.510.2-10.61.0-1.10.7-0.80.95-1.050.15-0.250.045-0.0600.04-0.06σ0.2

（MPa）σb

（MPa）δ5

（％）ψ

（％）AKv（J）700-800≤1000≥13≥40≥30汽輪機轉(zhuǎn)子鍛件

高/中壓轉(zhuǎn)子X12CrMoWVNbN10-1-1供方卡號CMnCrMoNiWVNNb進口A190.130.4210.421.060.780.970.180.0520.048進口B320.130.4210.461.070.790.960.170.0570.053進口B410.120.4210.541.060.780.970.180.0520.051進口B800.130.4310.501.050.800.990.170.0530.049國產(chǎn)B1280.130.4210.461.010.761.040.190.0600.050國產(chǎn)B1950.110.4510.211.020.710.970.190.0450.060供方卡號σ0.2

（MPa）σb

（MPa）δ5

（％）ψ

（％）AKv（J）FATT（℃）進口A19789

911

15.4

59

515064

44

進口B32761

883

16.4

58.8

74125111

13

進口B41755

879

16.2

61.3

726291

37

進口B80728

854

17.2

61.9

345334

9

國產(chǎn)B12874085918.261.448715625國產(chǎn)B19579089818.062.844476036CMnCrMoNiWVNNb0.11-0.130.4-0.510.2-10.61.0-1.10.7-0.80.95-1.050.15-0.250.045-0.0600.04-0.060.2％屈服強度（MPa）抗拉強度（MPa）延伸率（l0=5d）（％）斷面收縮率（％）AKV（J）700-800≤1000≥13≥40≥30汽輪機轉(zhuǎn)子鍛件

低壓轉(zhuǎn)子26NiCrMoV14-5高強度、高韌性，具有良好的斷裂韌性

良好的疲勞強度和抗疲勞裂紋擴展能力

良好的抗腐蝕性（局部腐蝕、應力腐蝕開裂、腐蝕疲勞、沖蝕）

正是由于3.5％NiCrMoV鋼具有上述優(yōu)良特性，為世界上各大汽輪機制造廠大型整鍛低壓轉(zhuǎn)子用鋼的首選

CSiMnCrMoNiV≤0.28≤0.07≤0.401.40-1.800.30-0.453.40-3.80≤0.15σ0.2

（MPa）σb

（MPa）δ5

（％）ψ

（％）AKv（J）FATT（℃）750-850≤1030≥15≥45≥100≤-30汽輪機轉(zhuǎn)子鍛件

低壓轉(zhuǎn)子26NiCrMoV14-5供方卡號σ0.2

（MPa）σb

（MPa）δ5

（％）ψ

（％）AKv（J）FATT(℃)

進口E31767.7857.217.669.0173182177-36進口G83804.79042071.9171184171-23進口E3379289020.469.8188178175-36進口F6678789520.474.0169184188-50進口J697898832172190212213-67進口J707998842073192192201-35供方卡號CSiMnCrMoNiV進口E310.230.0670.291.630.383.540.094進口G830.230.0690.281.660.433.500.12進口E330.230.040.321.630.363.610.09進口F660.240.050.331.640.363.630.10進口J690.230.040.291.640.373.440.10進口J700.230.050.291.670.383.460.10汽輪機轉(zhuǎn)子鍛件國產(chǎn)化工作開展

2005年上重、上海發(fā)電設備成套設計研究院、上海市科委和我廠共同開展了X12CrMoWVNbN10-1-1鋼轉(zhuǎn)子鍛件試制研究（上海市科委重大科研項目）

2007年11月和上重簽訂了1000MW超超臨界汽輪機轉(zhuǎn)子鍛件戰(zhàn)略合作協(xié)議，以及與一重、二重等企業(yè)合作，圍繞超超臨界汽輪機高/中壓和低壓轉(zhuǎn)子鍛件進行試制和工藝研究

2007年6月對進口中壓轉(zhuǎn)子鍛件進行斷裂力學和壽命評估方面的試驗研究

2008年9月對進口和國產(chǎn)轉(zhuǎn)子鍛件進行試驗研究，包括高溫力學性能、物理性能、微觀組織和組織穩(wěn)定性、合金化原理等，從各個方面考核國產(chǎn)轉(zhuǎn)子與進口轉(zhuǎn)子之間的實物質(zhì)量水平后續(xù)將對轉(zhuǎn)子材料的高溫蠕變持久性能、高溫長時下的微觀組織穩(wěn)定性等進行試驗研究汽輪機大型鑄件承受高溫高壓的高中壓汽缸和閥殼采用12Cr鑄鋼件，低壓部分較多采用球墨鑄鐵前期鑄件以進口為主，后國內(nèi)鑄件廠按照西門子的技術規(guī)范進行試制，通過工藝改進和生產(chǎn)經(jīng)驗積累，目前這些國產(chǎn)鑄件的各項性能指標情況良好，實物質(zhì)量與進口件不相上下供方鑄件號CSiMnPSAlCrNiMoVNbWN進口S1-080.1220.290.860.0130.0050.0139.680.651.010.240.0791.010.046進口S1-090.120.280.860.00940.0070.0119.410.641.000.220.0651.010.045進口S1-810.1220.290.860.0130.0050.0139.680.651.010.240.0791.010.046進口S1-130.1200.270.880.0100.0070.0169.550.651.000.220.0731.010.045進口S1-670.1180.260.860.0110.0070.0199.400.650.970.210.0720.980.045進口S1-580.1160.260.800.0110.0070.0129.580.621.000.190.0690.960.048進口S1-590.1120.240.830.0120.0080.0149.490.631.030.190.0700.960.047國產(chǎn)E1-410.1300.310.950.0120.0040.0079.690.640.930.210.0660.970.044供方鑄件號σ0.2

（MPa）σb

（MPa）δ5

（％）ψ

（％）Akv（J）≥520680-850≥15≥40≥35進口S1-08535.0529.7708.5703.419.120.552.451.335

35393537

39進口S1-09524.0523.2691.2688.220.320.949.556.039

49

4551

47

44進口S1-81535.0529.7708.5703.419.120.552.451.335

35

3935

37

39進口S1-13581.0570.9732.0724.323.921.455.657.539

62

5050

59

68進口S1-67558.9562.4725.4728.124.0522.057.153.266

70

7261

70

64進口S1-58529.0555.3689.3712.719.918.352.756.633

43

5138

44

39進口S1-59552.3549.7707.2702.917.619.456.054.342

43

3746

56

76國產(chǎn)E1-4152570023.561.578

77

76汽輪機大型鑄件高壓外缸進汽端GX12CrMoWVNbN10-1-1汽輪機大型鑄件高壓內(nèi)缸GX12CrMoVNbN9-1供方鑄件號CSiMnPSAlCrNiMoVNbN2國產(chǎn)E2-400.140.330.590.0100.0020.0078.790.300.970.220.0560.040國產(chǎn)E2-390.120.300.760.0160.0030.0069.400.290.980.250.0580.040國產(chǎn)E2-590.140.330.570.0130.0020.0058.660.300.960.210.0540.05國產(chǎn)E2-380.120.300.530.0140.0020.0068.950.340.970.220.0680.043國產(chǎn)E2-910.120.310.570.0090.0020.0079.010.330.950.220.0590.051國產(chǎn)E2-040.120.310.610.0130.0020.0058.370.320.990.210.0670.051國產(chǎn)H2-710.140.310.670.0080.0060.0059.210.320.950.210.0620.059進口S2-580.120.410.490.0110.0020.0159.020.290.970.210.070.047進口S2-090.120.420.520.0090.0020.0159.230.320.980.220.060.047進口S2-990.120.410.490.0110.0020.0159.010.290.970.220.070.046供方鑄件號σ0.2

（MPa）σb

（MPa）δ5

（％）ψ（％）Akv（J）≥500630-750≥16≥40≥35國產(chǎn)E2-4051069022.568.565

5856國產(chǎn)E2-3957071021.565.530

50

63國產(chǎn)E2-595047052264.570

48

60國產(chǎn)E2-385707202267.534

46

36國產(chǎn)E2-915006652568.570

78

64國產(chǎn)E2-045807052168.573

52

66國產(chǎn)H2-7151569521.862.166

68

70進口S2-5851852168469321.921.363.162.459

91

8873

84

82進口S2-0954455470571419.723.162.362.352

55

4047

52

64進口S2-9950351165966121.821.065.064.583

118

11397

103

117汽輪機大型鑄件中壓外缸EN-GJS-400-18U-RT/GGG40.3供方鑄件編號壁厚σ0.2

（MPa）σb

（MPa）δ5

（％）ψ（％）Akv（J）60-200mm〉200mm≥240≥220≥370≥350≥12≥10記錄≥12≥10進口B7-2560-200mm〉200mm24925138238322.521.5-17.5

20.5

21.516

16.5

17.5進口B7-9560-200mm〉200mm25025837238714.825.4-20.5

23

1721

22

11國產(chǎn)N7-0460-200mm〉200mm26525039537527262615.512

12

1315

15

16國產(chǎn)N7-6960-200mm〉200mm25526038539022272628.514

12

1210

10

10國產(chǎn)N7-6760-200mm〉200mm2552403853702527263415

17

1614

15

13國產(chǎn)N7-6360-200mm〉200mm2452403753752827.52624.516

17

1718

18

18國產(chǎn)N7-6860-200mm〉200mm25023039038028242527.513

13

1412

12

12國產(chǎn)N7-6560-200mm〉200mm24525538038027273536.517

18

2018

16

19國產(chǎn)N7-6660-200mm〉200mm290240380370182226.517.517

18

1714

17

17國產(chǎn)N7-7060-200mm〉200mm2552553903852725.52525.512

12

1314

15

15國產(chǎn)N7-0660-200mm〉200mm260255390385232227.53114

12

1210

10

10國產(chǎn)N7-0360-200mm〉200mm260250390375232226.528.512

12

1212

12

13國產(chǎn)N7-0860-200mm〉200mm260260390385182416.52613

11

1213

10

14國產(chǎn)H7-0660-200mm〉200mm26131738445223.41228.319.518

18

1813

13

14國產(chǎn)H7-2960-200mm〉200mm24825538337327.625.42823.318

18

1816

16

17汽輪機大型鑄件中壓內(nèi)缸GX12CrMoVNbN9-1供方鑄件號CSiMnPSAlCrNiMoVNbN2進口A3-800.130.240.470.0110.0050.0069.000.361.000.230.0690.04進口A3-820.130.250.460.0090.0060.0058.800.340.990.180.0610.047進口A3-840.120.260.470.0080.0040.0118.950.331.030.180.070.050進口A3-850.140.270.490.010.0040.0098.930.341.030.200.0690.046進口A3-320.110.260.510.0110.0070.0148.800.330.970.220.0710.041國產(chǎn)E3-380.120.260.510.0080.0030.0068.920.300.960.220.0630.052國產(chǎn)E3-370.130.300.550.0070.0020.0078.890.300.930.200.0590.051國產(chǎn)E3-050.120.270.540.0190.0030.0068.890.310.980.220.0620.052國產(chǎn)Z3-710.110.260.500.0080.0010.0068.200.310.940.200.0620.045供方鑄件編號σ0.2

（MPa）σb

（MPa）δ5

（％）ψ（％）AkvJ≥500630-750≥16≥40≥35進口A3-80565.3508.1707.7668.121.822.760.058.368

59

4299

103

63進口A3-82560.6546.4712.2699.317.222.854.656.955

59

5979

58

78進口A3-84508.2518638.8674.322.116.259.457.987

62

5547

59

57進口A3-85527.2514.2691.4682.716.324.556.255.7113

90

7470

91

74進口A3-32516522.4672684.723.623.259.560.247

68

8448

73

108國產(chǎn)E3-38575560720715222368.568.560

58

60國產(chǎn)E3-3758573520.57060

49

56國產(chǎn)E3-056057551961.549

44

47國產(chǎn)Z3-7150365022.466.442

41

45汽輪機大型鑄件主汽門GX12CrMoWVNbN10-1-1供方鑄件號CSiMnPSAlCrNiMoVNbWN2國產(chǎn)H4-910.130.350.990.0140.0090.0069.930.680.940.210.061.090.048國產(chǎn)H4-110.140.341.060.0120.0080.0210.120.690.960.210.071.010.048進口S4-260.110.300.900.0120.0060.0129.430.650.960.200.061.050.047進口S4-060.120.300.910.0110.0040.0139.520.620.980.200.061.000.050進口S4-190.130.280.940.0130.0040.0189.530.640.990.200.061.010.050進口S4-620.120.300.920.0130.0080.0139.630.631.000.210.061.040.043進口S4-230.120.280.970.0120.0060.0139.520.650.960.210.070.980.046進口S4-280.120.210.980.0140.0080.0089.550.660.960.230.060.970.053供方鑄件號σ0.2

（MPa）σb

（MPa）δ5

（％）ψ（％）AkvJ≥520680-850≥15≥40≥35國產(chǎn)H4-9156577019.254.962

67

96國產(chǎn)H4-1161079023.052.858

73

77進口S4-2657653973870619.118.656.855.952

53

3858

54

44進口S4-0659656075472220.321.054.056.849

38

4554

48

46進口S4-1957163373877919.918.756.857.743

47

5647

48

31進口S4-6255855174673822.021.656.858.335

54

5951

43

63進口S-2357667873480118.915.458.754.061

47

5243

54

41進口S-2856061772476117.315.454.958.750

54

5264

55

65汽輪機大型鑄件再熱主門GX12CrMoWVNbN10-1-1供方鑄件號CSiMnPSAlCrNiMoVNbWN2進口A5-200.1230.280.870.0130.0050.0099.540.660.980.250.0761.050.048進口A5-190.1190.220.840.0080.0060.0119.330.660.980.220.080.970.049進口A5-050.130.250.890.0140.0050.0129.570.641.000.200.0760.990.046進口A5-040.1270.270.890.0120.0040.0129.520.651.000.230.0771.000.048進口A5-620.130.270.860.0120.0040.0079.420.670.990.220.0781.000.049進口A5-630.1360.250.850.0150.0050.0059.510.661.030.250.0761.030.046國產(chǎn)H5-910.110.250.920.0100.0070.0119.890.670.940.210.0681.000.056國產(chǎn)H5-410.120.320.990.0110.0070.0109.990.670.960.220.0760.990.042國產(chǎn)E5-510.140.301.010.0120.0040.0069.360.630.970.190.0550.980.044國產(chǎn)E5-520.140.301.010.0120.0040.0069.360.650.970.190.0550.980.044供方鑄件號σ0.2

（MPa）σb

（MPa）δ5

（％）ψ（％）AkvJ≥520680-850≥15≥40≥35進口A5-20594.4598.4735.4746.616.622.445.650.640

42

4255

63

43進口A5-19601.1751.521.0649.252

50

4848

68

55進口A5-05588.9641.4749.3798.417.217.250.045.648

43

5332

36

39進口A5-04554.1642.1729.980720.116.951.048.970

55

7063

39

47進口A5-62627.4588.9775.6750.717.115.950.250.164

64

5446

52

37進口A5-63587573.7748.4739.718.418.349.547.959

51

4570

48

83國產(chǎn)H5-9163078020.655.148

56

61國產(chǎn)H5-4165079518.457.740

40

56國產(chǎn)E5-5154571524.065.080

106

114國產(chǎn)E5-5254572024.062.565

67

114汽輪機大型鑄件再熱調(diào)門GX12CrMoWVNbN10-1-1供方鑄件號CSiMnPSAlCrNiMoVNbWN2進口A6-210.120.280.870.0140.0050.0089.340.680.990.230.0791.000.050進口A6-650.110.220.910.0130.0070.0089.500.631.010.2280.0671.040.042進口A6-060.130.250.890.0150.0060.0099.420.670.990.230.0700.970.047進口A6-070.130.240.900.0130.0050.0099.440.650.980.220.0680.980.045進口A6-660.110.220.840.0130.0050.0139.530.621.020.200.0600.960.045進口A6-680.120.240.880.0140.0050.0059.330.661.030.230.0740.990.047國產(chǎn)H6-210.120.300.920.0090.0060.0199.980.650.920.200.0660.990.059供方鑄件號σ0.2

（MPa）σb

（MPa）δ5

（％）ψ（％）AkvJ≥520680-850≥15≥40≥35進口A6-2158457673373020.719.754.652.447

47

4947

54

43進口A6-6555154971471119.318.855.056.051

43

4447

33

48進口A6-0656858072272820.017.354.351.569

71

5544

58

46進口A6-0758057173472820.519.850.548.063

49

4271

78

69進口A6-6660761674875717.017.453.749.941

49

3947

33

39進口A6-6856357371972217.520.356.456.435

51

5240

45

32國產(chǎn)H6-2160576018.055.977

79

88高溫螺栓材料Alloy783合金超超臨界汽輪機組高溫螺栓，西門子公司采用新一代低膨脹高溫合金Alloy783，這是國內(nèi)第一次汽輪機螺栓選用低膨脹高溫合金

Alloy783合金是上世紀90年代初美國SMC公司開發(fā)的新一代低膨脹、抗氧化Fe-Ni-Co基高溫合金，即Inconel783，該合金國標稱為GH6783