C2200進口耐腐蝕銅帶【耐磨銅板】黃銅是由銅和鋅所組成的合金。如果只是由銅、鋅組成的黃銅就叫作普通黃銅。如果是由二種以上的元素組成的多種合金就稱爲特殊黃銅。如由鉛、錫、錳
品牌: 規格: 產地: 材質:
產品描述C17410基本情況:賴雪容0755-84817797電阻焊電極:鈹鈷銅力學性能比鉻銅材料和鉻鋯銅材料要高,但導電率和熱導性低於鉻銅和鉻鋯銅,這類材料在作爲焊和縫焊電極時,用於焊接高溫
品牌: 規格: 產地: 材質:
東莞龍騰公司主要產品(銅合金)如下:1.銅棒:黃銅棒、錫青銅棒、紫銅棒、鈹青銅棒材、白銅棒、杯士銅棒、磷銅棒、鉛黃銅棒材等等;2.銅板:黃銅板、紫銅棒、鈹青銅板材、洋白銅板
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