45鋼調(diào)質(zhì)硬度-45號(hào)熱軋無(wú)縫鋼管國(guó)標(biāo)重量-常用無(wú)縫鋼管標(biāo)準(zhǔn)重量表

45鋼調(diào)質(zhì)硬度-45號(hào)熱軋無(wú)縫鋼管國(guó)標(biāo)重量-常用無(wú)縫鋼管標(biāo)準(zhǔn)重量表

45#無(wú)縫管

牌號(hào)	45#無(wú)縫管化學(xué)成分(質(zhì)量分?jǐn)?shù))(%)
45	C	Si	Mn	Cr	Ni	Cu
	≤
	0.42-0.50	0.17-0.37	0.50-0.80	0.25	0.30	0.25

牌號(hào)	力學(xué)性能
	拉力強(qiáng)度MPa	屈服點(diǎn)MPa	斷后伸長(zhǎng)率(%)	斷面收縮率(%)
45#	600	355	16	40

牌號(hào)	45#無(wú)縫管化學(xué)成分(質(zhì)量分?jǐn)?shù))(%)
45	C	Si	Mn	S	P	Cr	Ni	Cu
	0.17-0.24	0.17-0.37	0.35-0.65	≤0.035	≤0.035	≤0.25	≤0.25	≤0.25

牌號(hào)	力學(xué)性能
	拉力強(qiáng)度σb (MPa)	屈服強(qiáng)度 σs (MPa)	伸長(zhǎng)率 δ5 (％)	斷面收縮率 ψ (％)
45#	≥410(42)	≥245(25)	≥25	≥5

45號(hào)熱軋無(wú)縫鋼管國(guó)標(biāo)重量-常用無(wú)縫鋼管標(biāo)準(zhǔn)重量表

單位：Kg/m	壁 厚
外 徑	3	3.5	4	4.5	5	5.5	6
32	2.146	2.460	2.762	3.052	3.329	3.594	3.847
38	2.589	2.978	3.354	3.718	4.069	4.408	4.735
42	2.885	3.323	3.749	4.162	4.562	4.951	5.327
45	3.107	3.582	4.044	4.495	4.932	5.358	5.771
50	3.477	4.014	4.538	5.049	5.549	6.036	6.511
54	3.773	4.359	4.932	5.493	6.042	6.578	7.103
57	3.995	4.618	5.228	5.826	6.412	6.985	7.546
60	4.217	4.877	5.524	6.159	6.782	7.392	7.990
63.5	4.476	5.179	5.869	6.548	7.214	7.867	8.508
68	4.809	5.567	6.313	7.047	7.768	8.477	9.174
70	4.957	5.740	6.511	7.269	8.015	8.749	9.470
73	5.179	5.999	6.807	7.602	8.385	9.156	9.914
76	5.401	6.258	7.103	7.935	8.755	9.563	10.358
89	6.363	7.380	8.385	9.378	10.358	11.326	12.281
108	7.768	9.020	10.259	11.486	12.701	13.903	15.093
133	11.178	12.725	14.261	15.783	17.294	18.792
159	13.422	15.290	17.146	18.989	20.821	22.639
219	18.601	21.209	23.805	26.388	28.959	31.517
273	23.262	26.536	29.797	33.046	36.283	39.508
325	27.750	31.665	35.568	39.458	43.337	47.202
355	38.897	43.158	47.406	51.641
377	41.339	45.871	50.390	54.897
426	46.777	51.913	57.036	62.147
450
480
530
630
單位：Kg/m	壁 厚
外 徑	6.5	7	8	8.5	9	10	12
32	4.088
38	5.049
42	5.691
45	6.172
50	6.973	7.423	8.286	8.699
54	7.614	8.114	9.075	9.538
57	8.095	8.632	9.667	10.167
60	8.576	9.149	10.259	10.796
63.5	9.137	9.754	10.950	11.529
68	9.858	10.530	11.838	12.473
70	10.179	10.876	12.232	12.892	13.539	14.797	17.164
73	10.660	11.394	12.824	13.521	14.205	15.537	18.052
76	11.141	11.912	13.416	14.150	14.871	16.277	18.940
89	13.225	14.156	15.981	16.875	17.756	19.483	22.787
108	16.270	17.436	19.729	20.858	21.973	24.168	28.410
133	20.278	21.751	24.662	26.098	27.522	30.334	35.809
159	24.446	26.240	29.791	31.548	33.293	36.746	43.503
219	34.064	36.598	41.629	44.126	46.610	51.543	61.259
273	42.720	45.920	52.283	55.445	58.596	64.860	77.240
325	51.056	54.897	62.542	66.346	70.137	77.684	92.629
355	55.865	60.076	68.460	72.634	76.796	85.082	101.507
377	59.391	63.873	72.801	77.246	81.679	90.508	108.018
426	67.246	72.332	82.468	87.518	92.555	102.592	122.519
450	71.093	76.475	87.203	92.549	97.882	108.511	129.621
480	75.902	81.654	93.122	98.837	104.540	115.909	138.499
530	83.917	90.286	102.987	109.319	115.638	128.240	153.296
630	99.947	107.549	122.716	130.281	137.833	152.902	182.890

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