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汽车密封条植绒耐磨性试验方法
Test method of abrasion of flock for automotive weather-shrip
价格：￥0.00
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汽车密封条压缩负荷试验方法
Test method of compression load for automobile weather-strips
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汽车密封条压缩永久变形试验方法
Test method of compression set for automobile weatherstrips
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机械密封腔尺寸
The annular space dimension of mechanical seal
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旋转接头
Rotary pressure joints
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机械密封用反应烧结氮化硅密封环
Reactively sintered silicon nitride seal ring for mechanical seal
价格：￥0.00
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泵用焊接金属波纹管机械密封
Welded metal -- Bellows mechanical seal for pump
价格：￥0.00
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机械密封用碳石墨密封环技术条件
Specification for carbon-graphite sealing ring for mechanical seals
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机械密封用硬质合金密封环毛坯
Blank of hard alloy sealing ring for mechanical seal
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