Water, Air &Multi-Purpose Hose:Heavy Pressure Hose
SK HEAVY AIR
水，空气多用途管：重型压力管
应用:SK HEAVY AIR是一种多功能的重型空气管，用在环境恶劣的工业，如矿井，采石场，和建筑方面。
结构:
内胶：黑色耐热耐油丁腈合成橡胶，RMA的A等级（高等耐油性）（不导电）
增强层：多层钢丝螺旋缠绕
外胶：绿色合成橡胶带有螺旋黄色条带，表面包裹压印，RMA的B等级（中等耐油性），通过MSHA认证。
温度：-40℃～104℃
APPLICATION:SK HEAVY AIR is a versatile heavy-duty air hose used in harsh industrial environments such as mines, quarries, and construction.
CONSTRUCTION:
Tube： Black Heat and Oil resistant nitrile synthetic rubber, RMA Grade A (High oil Resistance) (non-conductive)
Reinforcement：Multilayer wire spiral winding
Cover:Green synthetic rubber with spiral yellow strip, embossed surface, RMA Grade B (Medium oil resistance), MSHA certified
TEMPERATURE: -40℃～104℃
规格 （Size） | 内径 Inside diameter I.D(mm) | 外径 Outside diameter O.D（mm） | 最大工作压力 MAX Work pressure W.P | 重量 Weight （kg/m） |
In | mm | mm | psi | Mpa | Kg/m |
1/2" | 12.70 | 22.40 | 400 | 2.76 | 0.34 |
3/4" | 19.10 | 31.20 | 400 | 2.76 | 0.67 |
1" | 25.40 | 38.10 | 400 | 2.76 | 0.86 |
1-1/4" | 31.80 | 45.50 | 400 | 2.76 | 1.10 |
1-1/2" | 38.10 | 51.80 | 400 | 2.76 | 1.28 |
2" | 50.80 | 64.70 | 400 | 2.76 | 1.65 |
2-1/2" | 63.50 | 80.20 | 400 | 2.76 | 2.44 |
3" | 76.20 | 94.00 | 400 | 2.76 | 3.18 |
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