表7.0.1-8  PN100  钢制管法兰用材料最大允许工作压力（表压）																					(bar)
法兰材料	工作温度（℃）
类别号	20	50	100	150	200	250	300	350	375	400	425	450	475	500	510	520	530	540	550	575	600
1C1	100.0	100.0	100.0	97.7	94.7	90.1	83.6	79.8	77.8	67.5	55.9	38.9	26.3	17.1	—	—	—	—	—	—	—
1C2	100.0	100.0	100.0	100.0	100.0	100.0	93.1	88.9	85.4	67.5	55.9	38.9	26.3	17.1	—	—	—	—	—	—	—
1C3	100.0	100.0	97.4	94.9	92.2	87.6	81.4	77.7	75.3	63.4	53.1	38.5	26.3	17.1	—	—	—	—	—	—	—
1C4	91.9	90.2	83.7	81.5	79.0	75.2	69.8	66.8	65.8	59.3	50.3	38.1	26.3	17.1	—	—	—	—	—	—	—
1C9	100.0	100.0	100.0	100.0	100.0	100.0	97.2	94.0	92.3	90.6	88.4	86.2	68.6	49.9	42.7	37.8	32.8	28.2	24.7	17.1	11.8
1C10	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	99.2	97.6	95.6	73.1	55.9	50.6	44.9	39.3	34.0	29.9	20.5	13.4
1C13	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	99.6	97.3	94.6	91.0	60.2	41.4	36.8	33.1	29.5	26.1	23.4	17.3	12.1
1C14	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	87.5	59.2	50.6	44.6	38.6	33.1	29.2	20.3	14.0
2C1	91.9	88.6	75.7	68.8	63.9	60.2	56.8	54.7	54.0	52.9	51.6	50.7	49.9	49.1	48.7	48.4	48.0	47.5	46.0	40.5	32.8
2C2	91.9	89.1	78.1	71.3	66.0	61.8	58.5	56.4	55.3	54.5	54.0	53.4	53.1	52.6	52.4	52.2	52.1	51.9	51.7	47.9	38.7
2C3	76.6	74.0	63.9	57.8	53.1	49.4	48.8	44.5	43.7	42.9	42.0	41.2	—	—	—	—	—	—	—	—	—
2C4	91.9	89.8	81.6	75.9	70.9	66.7	63.2	60.6	59.3	58.5	57.6	57.1	56.5	56.0	55.8	55.6	55.3	55.1	54.5	49.7	39.4
2C5	91.9	90.2	83.6	78.4	73.6	69.7	66.5	64.0	63.1	62.8	62.2	62.0	61.7	61.6	61.6	61.5	61.4	60.8	58.8	50.9	38.5
12EO	88.9	84.4	78.2	73.3	68.9	64.4	60.4	57.8	—	55.6	—	54.2	—	52.9	—	—	—	—	51.1	—	38.2