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219.1*6.55
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????27MnCrV??????TP110T??????????????????????????TP110T??????????????29CrMo44??26CrMo4?????????????27MnCrV???н????Mo?????????????????????????????????????????廯????????????27MnCrV???????????????????????????????????????
????????????????????????????????????????????????????????????′?????????????????????′???????????????????廯????Ч??????к????????????????????????????????????豸??????????????????????
????27MnCrV???AC1=736?棬AC3=810?棬???′????????????740-810????????????′???????????780?棬?????????????15min?????????????630?棬????????????50min?????????′?????+?????????????????????δ???????????????д???????????????????????????
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???????ù?????????????????????????????????????????????????????Rt0.6??820-860MPa?????????Rm??910-940MPa?????????Akv??65-85J??????????100%????????????27MnCrV?????????????????????????????????????????′???????????????б?????′???????????÷?????
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139.7
??????5-1/2??
20.85??0.244??
????23.09??15.50??
????25.32??17.00??
????29.79??20.00??
????34.26??23.00??
6.20(0.244)
????6.98(0.275)
????7.72(0.304)
????9.17(0.361)
????10.54(0.415)
127.3(5.012)
????125.7(4.950)
????124.3(4.892)
????121.4(4.778)
????118.6(4.670)
124.1(4.887)
????122.6(4.825)
????121.1(4.767)
????118.2(4.653)
????115.4(4.545)
153.7
????(6.050)
?????
???????????
j55
????n80
????p110
8m-12m
????(2602-39.4)
177.8
??????7??
25.52917.00??
????29.79??20.00??
????34.26??23.00??
????38.73??26.00??
????43.20??29.00??
????47.66??32.00??
????52.13??35.00??
????56.60??38.00??
5.87(0.231)
????6.91(0.272)
????8.05(0.317)
????9.19(0.362)
????10.36(0.408)
????11.51(0.453)
????12.65(0.498)
????13.72(0.540)
166.1(6.538)
????164.2(6.456)
????161.7(6.366)
????159.4(6.276)
????157.1(6.180)
????154.8(6.090)
????152.5(6.004)
????150.4(5.430)
162.9(6.413)
????160.8(6.331)
????158.5(6.204)
????156.2(6.151)
????153.9(6.059)
????151.6(5.969)
????149.3(5.879)
????147.2(5.795)
194.5
????(7.656)
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j55
????n80
????p110
8m-12m
????(2602-39.4)
219.1
??????8-5/8??
35.75??24.00??
????41.71??28.00??
????47.66??32.00??
????53.62??36.00??
????59.58??40.00??
6.71(0.264)
????7.72(0.304)
????8.94(0.352)
????10.16(0.400)
????11.43(0.450)
205.7(8.093)
????203.7(8.020)
????201.2(7.927)
????198.8(7.827)
????196.2(7.724)
202.5(7.972)
????200.5(7.894)
????198.0(7.795)
????195.6(7.701)
????193.0(7.598)
244.5
????(9.625)
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j55
????n80
????p110
8m-12m
????(2602-39.4)
244.5
??????9-5/8??
48.11(32.30)
????53.62??36.00??
????59.58??40.00??
????64.79??43.50??
????70.01??47.00??
????71.69??53.50??
7.92(0.312)
????8.94(0.352)
????10.03(0.395)
????11.05(0.435)
????11.99(0.472)
????13.84(0.545)
328.7(9.001)
????236.6(8.921)
????224.4(8.835)
????232.4(8.755)
????320.5(8.681)
????216.8(8.535)
244.7(8.845)
????222.6(8.765)
????220.4(8.679)
????218.4(8.599)
????216.5(8.525)
????212.8(8.379)
269.6
????(10.6250
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j55
????n80
????p110
8m-12m
????(2602-39.4)
273.0
??????10-3/4??
48.78??32.75??
????60.32??40.50??
????67.77??45.50??
????75.96??51.00??
????82.67??55.50??
7.09(0.279)
????8.89(0.350)
????10.26(0.400)
????11.43(0.450)
????12.57(0.495)
258.9(10.192)
????255.3(10.050)
????252.7(9.950)
????250.2(9.850)
????247.9(9.760)
254.9(10.035)
????251.3(9.894)
????248.8(9.794)
????246.2(9.694)
????243.9(9.604)
298.5
????(11.752)
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j55
????n80
????p110
8m-12m
????(2602-39.4)
339.7
??????13-3/8??
71.50??48.00??
????81.18??54.50??
????90.86??61.00??
????101.69??68.00??
8.38(0.330)
????9.65(0.380)
????10.92(0.430)
????12.19(0.480)
322.9(12.715)
????320.4(12.615)
????317.9(12.515)
????315.3(12.415)
319.0(12.559)
????316.5(12.459)
????313.9(12.359)
????311.4(12.259)
365.1
????(14.374)
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j55
????n80
????p110
8m-12m
????(2602-39.4)
73.0
??????2-7/8??
9.53??6.40??
????11.62??7.90??
????12.81??8.60??
5.51(0217)
????7.01(0.276)
????7.82(0.308)
62.00(2.441)
????59.00(2.323)
????57.40(2.259)
59.61(2.347)
????56.62(2.229)
????54.99(2.165)
88.9
????(3.500)
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j55
????n80
8.5m-9.5m
????(27.9-31.2)
88.9
??????3-1/2??
11.47??7.70??
????15.19??10.20??
5.49(0.216)
????7.34(0.289)
77.9(3.067)
????76.0(2.992)
24.25(2.943)
????21.04(2.797)
107.95
????(4.250)
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j55
????n80
8.5m-9.5m
????(27.9-31.2)
114.3
??????4-1/2??
18.77??12.60??
6.88(0.271)
100.5(3.957)
97.37(3.833)
132.08
????(5.200)
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j55
????n80
8.5m-9.5m
????(27.9-31

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