坚韧的PVC 基材，高耐磨性和耐化学腐蚀性。
Strong PVC based material, good wearproof and chemical erode resistant property.
注意：具体问题请参阅美国尼伯科的“耐化学腐蚀性指南”。
Note: See NIBCO's "Chemical Resistance Guide Catalog" for specific questions.
特殊黄铜又叫特种黄铜，它强度高、硬度大、耐化学腐蚀性强。
Special brass and call special brass, its strength and hardness, strong corrosive.
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