max.book118.com-1                                                                         管道散热量（QB）
保温厚度
（mm）	温差△T
（℃）	DN
外径(mm)	8
14	15
21	20
27	25
34	32
42	40
48	50
60	65
76	80
89	100
114	150
168	200
219	250
273	300
324	350
356	400
406	450
457	500
508	600
610		10	20		6.2	7.2	8.5	10.1	12.1	13.6	16.4	19.3	23.0	28.8	41.1	52.6	64.7	76.1	83.3	94.6	105.9	117.2	139.7			30		9.4	11.0	12.9	15.4	18.5	20.7	24.9	29.4	35.0	43.8	62.5	80.0	98.5	115.8	126.7	143.9	161.1	178.3	212.6			40		12.7	14.9	17.5	20.8	25.0	27.9	33.7	39.7	47.3	59.2	84.5	108.2	133.2	156.6	171.3	194.6	217.9	241.1	287.4		20	20		4.0	4.6	5.3	6.2	7.3	8.0	9.5	11.1	13.0	16.0	22.5	28.5	34.9	40.9	44.7	50.7	56.7	62.6	74.6			30		6.2	7.0	8.1	9.4	11.1	12.2	14.5	16.8	19.8	24.4	34.2	43.4	53.2	62.3	69.0	77.1	86.2	95.3	113.4			40		8.3	9.5	10.9	12.7	15.0	16.5	19.6	22.8	26.7	33.0	46.3	58.7	71.9	84.2	92.0	104.3	116.6	128.9	153.4			60		12.8	14.7	16.9	19.6	23.1	25.5	30.2	35.1	41.2	50.9	71.4	90.5	110.8	129.9	141.8	160.8	179.7	198.7	236.5		25	20		3.6	4.1	4.6	5.3	6.2	6.9	8.1	9.3	10.9	13.4	18.6	23.5	28.7	33.5	36.5	41.4	46.2	51.1	60.7			30		5.4	6.2	7.1	8.1	9.5	10.4	12.3	14.2	16.6	20.3	28.3	35.7	43.6	51.0	55.6	63.0	70.3	77.7	92.4			40		7.4	8.4	9.5	11.0	12.9	14.1	16.6	19.2	22.4	27.5	38.2	48.3	59.0	69.0	75.2	85.2	95.1	105.1	124.9			60		11.4	12.9	14.7	17.0	19.8	21.8	25.6	29.6	34.5	42.4	59.0	74.5	90.9	106.3	115.9	131.3	146.7	162.0	192.6			80		15.6	17.7	20.2	23.3	27.2	29.9	35.1	40.6	47.4	58.2	81.0	102.3	124.8	146.0	159.2	180.3	201.4	222.4	264.5			100		20.1	22.6	26.1	30.1	35.1	38.6	45.4	52.5	61.2	75.2	104.5	132.0	161.1	188.5	205.5	232.8	260.0	287.2	341.5		30	20		3.3	3.7	4.2	4.8	5.5	6.1	7.1	8.1	9.5	11.6	15.9	21.1	24.4	28.5	31.0	35.1	39.2	43.2	51.3			30		5.0	5.6	6.3	7.3	8.4	9.2	10.8	12.4	14.4	17.6	24.3	30.5	37.1	43.3	47.2	53.4	59.6	65.8	78.1			40		6.7	7.6	8.6	9.8	11.4	12.5	14.6	16.8	19.5	23.8	32.8	41.3	50.2	58.6	63.8	72.2	80.6	88.9	105.6			60		10.3	11.7	13.2	15.1	17.6	19.2	22.5	25.9	30.0	36.6	50.6	63.6	77.4	90.4	98.4	111.4	124.3	137.1	162.9			80		14.2	16.0	18.2	20.8	24.1	26.4	30.9	35.5	41.2	50.3	69.4	87.3	106.3	124.0	135.1	152.9	170.6	188.3	223.6			100		18.3	20.7	23.4	26.8	31.1	34.1	39.8	45.8	53.2	65.0	89.7	112.8	137.2	160.2	174.5	197.4	220.3	243.1	288.7			120		22.7	25.6	29.0	33.2	38.6	42.2	49.3	56.7	65.9	80.4	111.0	139.6	169.9	198.3	216.1	244.4	272.8	301.0	357.5			140		27.2	30.8	34.9	40.0	46.4	50.8	59.4	68.3	79.3	96.8	133.5	168.0	204.4	238.6	259.9	294.0	328.1	362.1	430.1			160		32.1	36.2	41.1	47.1	54.6	59.8	69.9	80.4	93.3	113.9	157.2	197.7	240.6	280.8	306.0	346.1	386.2	426.3	506.2			180		37.1	42.0	47.6	54.5	63.2	69.2	80.9	93.0	108.1	131.9	182.0	228.9	278.6	325.2	354.2	400.7	447.1	493.5	586.2		40	20		2.8	3.2	3.6	4.0	4.6	5.0	5.8	6.6	7.6	9.2	12.6	15.7	19.0	22.1	24.0	27.1	30.2	33.3	39.4			30		4.3	4.8	5.4	6.1	7.0	7.7	8.9	10.1	11.6	14.1	19.1	23.9	28.9	33.6	36.6	41.3	45.9	50.6	60.0			40		5.8	6.5	7.3	8.3	9.5	10.4	12.0	13.7	15.7	19.0	25.9	32.3	39.1	45.5	49.4	55.8	62.1	68.5	81.1			60		9.0	10.1	11.3	12.8	14.7	16.0	18.5	21.1	24.3	29.3	39.9	49.8	60.3	70.1	76.2	86.0	95.8	105.6	125.1			80
电伴热设计导则2.doc