銅管CA102 無氧銅c103
2024-09-08
無氧銅即不含氧也不含任何脫氧劑殘留物的純銅，但實際上還是含有非常微量氧和一些雜質，按標準規定，氧的含量不大於0.003%，雜質總含量不大於0.05%，銅的純度大於99.95%。根據含氧量和
品牌：耀惠金屬 規格：齊全 產地：洛銅 材質：CA102 C103
國標H59黃銅排-青島10*70m黃銅扁條-河南黃銅型材開模拉拔
2024-09-08
銅板材 銅板是一種高穩定、低維護的屋面和幕牆材料，環保、使用安全、易於加工並極具抗腐蝕性。1)銅板的屈服強度和延伸率成反比，經加工折彎的銅板硬度增加
品牌： 規格： 產地： 材質：
Fatal error: Uncaught GuzzleHttp\Exception\ConnectException: cURL error 7: (see http://curl.haxx.se/libcurl/c/libcurl-errors.html) in /www/wwwroot/code/vendor/guzzlehttp/guzzle/src/Handler/CurlFactory.php:185 Stack trace: #0 /www/wwwroot/code/vendor/guzzlehttp/guzzle/src/Handler/CurlFactory.php(149): GuzzleHttp\Handler\CurlFactory::createRejection(Object(GuzzleHttp\Handler\EasyHandle), Array) #1 /www/wwwroot/code/vendor/guzzlehttp/guzzle/src/Handler/CurlFactory.php(102): GuzzleHttp\Handler\CurlFactory::finishError(Object(GuzzleHttp\Handler\CurlHandler), Object(GuzzleHttp\Handler\EasyHandle), Object(GuzzleHttp\Handler\CurlFactory)) #2 /www/wwwroot/code/vendor/guzzlehttp/guzzle/src/Handler/CurlHandler.php(43): GuzzleHttp\Handler\CurlFactory::finish(Object(GuzzleHttp\Handler\CurlHandler), Object(GuzzleHttp\Handler\EasyHandle), Object(GuzzleHttp\Handler\CurlFactory)) #3 /www/wwwroot/code/vendor/guzzlehttp/guzzle/src/Handler/Proxy.php(28): GuzzleHttp\Handler\CurlHandler->__invoke(Object(GuzzleHttp\Psr7\Request), Array) #4 /ww in /www/wwwroot/code/vendor/guzzlehttp/guzzle/src/Handler/CurlFactory.php on line 185