標準號：SIS SS-ISO 2398-1990
中文標準名稱：壓縮空氣用工業(yè)橡膠軟管（高達2．5 MPa）
英文標準名稱：Industrial rubber hose for compressed air (up to 2,5 MPa)
發(fā)布日期：1990/12/5 12:00:00
實施日期：1999/12/31 12:00:00
適用范圍：This International Standard specifies requirements for six types of rubber hose for compressed air as follows:Type A — Industrial air hose for a maximum working pressure of 1,0 MPa (10 bar).Type B — Air hose for mining and construction work and maximum working pressure of 1,0 MPa (10 bar).Type Bl — Air hose for mining, other than coal mining, and construction work, maximum working pressure of 1,0 MPa (10 bar) and having good oil resistance.Type C — Air hose for mining and construction work and maximum working pressure of 1,6 MPa (16 bar).Type D — Air hose for mining and construction work and maximum working pressure of 2,5 MPa (25 bar).Type Dl — Air hose for mining, other than coal mining, and construction work, maximum working pressure of 2,5 MPa (25 bar) and having good oil resistance.For Type A hoses, the ratios of proof and minimum burst pressures to design working pressure are in accordance with ISO 7751 Service Type No. 3.For Type B, B1, C, D and D1 hoses the ratios of proof and minimum burst pressures to design working pressure are in accordance with ISO 7751 Service Type No. 4.