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姝ｉ噾鍏冮晙閿岀寮哄害
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銆�銆�Q235B錛氭姉鎷夊己搴︹墺375MPa錛屽眻鏈嶅己搴︹墺235MPa錛屾柇鍚庝幾闀跨巼鈮?5%銆傝鏉愯川閫傜敤浜庝竴鑸緩絳戠粨鏋勩�佹按鐓ゆ皵綆＄瓑甯歌鍦烘櫙銆?/span>
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銆�銆�闀�閿屽伐鑹哄鍩烘潗寮哄害褰卞搷鏋佸皬錛岄挗綆￠晙閿屽墠闇�閫氳繃鍔涘鎬ц兘嫻嬭瘯錛岀‘淇濈鍚圙B/T 3091鏍囧噯銆備緥濡傦紝DN100脳3.75mm瑙勬牸鐨凲235B闀�閿岀錛屽叾瀹為檯鎶楁媺寮哄害鍙揪400MPa浠ヤ笂錛岃秴鍑哄浗鏍囪姹傘�?/span>
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銆�銆�1. 鎶楁媺寮哄害
銆�銆�鎷変幾璇曢獙鏄 閲忕鏉愬己搴︾殑鏍稿績鏂規硶銆?a href="http://www.www.rn8bt.com.cn/" title="姝ｉ噾鍏冮晙閿岀" target="_blank" class="sitelink">姝ｉ噾鍏冮晙閿岀鐨勬姉鎷夊己搴︽牴鎹潗璐ㄤ笉鍚屽湪375-470MPa涔嬮棿錛岄儴鍒嗘壒嬈′駭鍝佸疄嫻嬪�煎彲杈?20-450MPa(Q235B)鍜?80-520MPa(Q355B)銆備緥濡傦紝DN200脳6mm鐨凲355B闀�閿岀鍦ㄦ媺浼歌瘯楠屼腑鍙壙鍙楃害250kN鐨勬媺鍔涜�屼笉鏂銆?/span>
銆�銆�2. 寮洸寮哄害
銆�銆�寮洸璇曢獙瑕佹眰綆℃潗鍦?0擄寮洸瑙掑害銆?鍊嶅寰勫集鏇插崐寰勪笅鏃犺綰規垨鏂銆傚疄嫻嬫樉紺猴紝姝ｉ噾鍏僁N100脳4.5mm闀�閿岀鍦ㄥ集鏇叉祴璇曚腑琛ㄧ幇鑹ソ錛岀鍚圙B/T 3091鏍囧噯瀵瑰喎寮�ц兘鐨勮姹傘�?/span>
銆�銆�3. 鎵垮帇鑳藉姏
銆�銆�綆℃潗鐨勬壙鍘嬭兘鍔涗笌澹佸帤銆佸寰勭洿鎺ョ浉鍏熾�傛閲戝厓闀�閿岀鐨勮璁″帇鍔涜寖鍥翠負1.0-3.0MPa錛屽茍閫氳繃1.5鍊嶈璁″帇鍔涚殑姘村帇璇曢獙(紼沖帇10縐掓棤娓楁紡)銆備緥濡傦細
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銆�銆�涓夈�佸吀鍨嬭鏍肩殑寮哄害鍙傛暟
銆�銆�浠ヤ笅涓烘閲戝厓闀�閿岀閮ㄥ垎甯哥敤瑙勬牸鐨勫己搴︾浉鍏沖弬鏁?鍩轟簬Q235B鏉愯川)錛?/span>
| 瑙勬牸 | 澹佸帤 (mm) | 鎶楁媺寮哄害 (MPa) | 璁捐鍘嬪姏 (MPa) | 閫傜敤鍦烘櫙 |
|---|---|---|---|---|
| DN15脳2.0 | 2.0 | 鈮?75 | 1.6 | 瀹惰姘寸 |
| DN50脳3.0 | 3.0 | 鈮?75 | 2.0 | 娑堥槻鏀 |
| DN100脳4.0 | 4.0 | 鈮?75 | 2.5 | 甯傛斂渚涙按涓共綆?/td> |
| 40脳40脳2.0mm 鏂圭煩綆?/td> | 2.0 | 鈮?75 | 1.5錛堟姉鍘嬶級 | 杞誨瀷璐ф灦绔嬫煴 |
| 100脳100脳4.0mm 鏂圭煩綆?/td> | 4.0 | 鈮?75 | 2.0錛堟姉鍘嬶級 | 閽㈢粨鏋勬鏋舵敮鎾戞 |