产品描述
美国CTS法兰，CTS黑碳钢法兰，CTS铜法兰CTS Copper Companion Flange Adapters. Class 150 lb Flanges CTS Copper Roll Grooved Adapters. Class 125/150 lb Flanges CTS Copper Companion Flange Adapters. Class 300 lb Flanges
美国CTS法兰，CTS黑碳钢法兰，CTS铜法兰
