| 本標(biāo)準(zhǔn)規(guī)定了卡套式錐螺紋直通管接頭,適用于油、氣及一般腐蝕性介質(zhì)的管路系統(tǒng)。 | 
		
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			| 標(biāo)記示例: 公稱壓力E級(jí),管子外徑D0為14mm的卡套式錐螺紋直通管接頭:
 管接頭E14 JB/ZQ4401-97
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						| 管子外徑D0 | 公稱通徑DN | d5 | d | l | l1≈ | L≈ | 扳手尺寸 | e | e1 | 重 量(kg/100件) |  
						| S | S1 |  
						| E(16) | 4 | 3 | NPT1/8 | 4.572 | 14 | 30 | 13 | 15 | 15 | 17.3 | 2.59 |  
						| 5 | 3.5 |  
						| 6 | 4 | 15.7 | 34 | 16 | 18.5 | 3.14 |  
						| 8 | 6 | NPT1/4 | 5.080 | 22 | 40 | 16 | 18 | 18.5 | 20.8 | 5.58 |  
						| 10 | 8 | 42 | 18 | 21 | 20.8 | 24.2 | 6.47 |  
						| 12 | 10 | NPT3/8 | 6.096 | 23 | 43 | 21 | 24 | 24.2 | 27.7 | 9.21 |  
						| 14 | 12 | 9.31 |  
						| 16 | 14 | NPT1/2 | 8.128 | 24 | 45 | 27 | 27 | 31.2 | 31.2 | 13.4 |  
						| 18 | 15 | 30 | 34.6 | 14.7 |  
						| 20 | 17 | NPT3/4 | 8.611 | 27 | 51 | 34 | 34 | 39.3 | 39.3 | 22 |  
						| 22 | 19 | 30.5 | 55 | 36 | 41.6 | 24.6 |  
						| 25 | 22 | NPT1 | 10.160 | 32.5 | 58 | 41 | 41 | 47.3 | 47.3 | 40.1 |  
						| 28 | 24 | 33.5 | 59 | 45.1 |  
						| 32 | 27 | NPT11/4 | 10.668 | 34.5 | 62 | 50 | 50 | 57.7 | 57.7 | 57.7 |  
						| 34 | 30 | 61.6 |  
						| 40 | 34 | NPT11/2 | 35 | 63 | 55 | 55 | 63.5 | 63.5 | 72.1 |  
						| 42 | 36 | 60 | 69.3 | 74.5 |  |