国产精品久久久久久久久,四季AV一区二区夜夜嗨,日韩精品无码中文字幕电影,www.五月婷婷.com

澶у彛寰戝钩鐒婃硶铇� 涓嶉姽閶肩剨鎺ユ硶铇� 304鏉愯唱(zh矛)甯堕牳娉曡槶 鍦�(gu贸)妯�(bi膩o)骞崇剨娉曡槶
娌冲寳鍎勬捣绠￠亾鏈夐檺鍏徃 www.yhguandao.com 灏�(zhu膩n)妤�(y猫)鐨� 澶у彛寰戝钩鐒婃硶铇粻瀹�锛屾垜寤犵敓鐢�(ch菐n)鐨� 涓嶉姽閶兼硶铇� 纰抽嫾娉曡槶 鐒婃帴娉曡槶 甯堕牳娉曡槶 骞崇剨娉曡槶 灏�(du矛)鐒婃硶铇� 楂樺娉曡槶 鍦�(gu贸)妯�(bi膩o)娉曡槶 缇庢(bi膩o)娉曡槶 绛変繚璀夎唱(zh矛)鍎�(y艒u)鍍�(ji脿)寤�锛屽父瑕�(ji脿n)鐨勬潗璩�(zh矛)鏈� Q235纰抽嫾鏉愯唱(zh矛) 20#纰抽嫾鏉愯唱(zh矛) 304涓嶉姽閶兼潗璩�(zh矛) 316涓嶉姽閶兼潗璩�(zh矛) 16mn鍚堥噾閶兼潗璩�(zh矛) 15CrMo鍚堥噾鏉愯唱(zh矛)銆傚钩鐒婃硶铇仼鐢ㄤ簬鍏ū(ch膿ng)澹撳姏涓嶈秴閬�(gu貌)2.5MPa鐨勯嫾绠￠亾閫ｆ帴.骞崇剨娉曡槶鐨勫瘑灏侀潰鍙互鍒舵垚鍏夋粦寮�锛屽嚬鍑稿紡鍜屾Λ妲藉紡涓夌ó.鍏夋粦寮忓钩鐒婃硶铇殑鎳�(y墨ng)鐢ㄩ噺鏈€澶�.澶氱敤浜庝粙璩�(zh矛)姊濅欢姣旇純绶╁拰鐨勬儏娉佷笅锛屽浣庡闈炲噲鍖栧绺┖姘�銆佷綆澹撳惊鐠�(hu谩n)姘淬€備富鐕�(y铆ng)锛氬綆闋�銆佹硶铇€佷笁閫�銆佸洓閫氥€佸皝闋� 鐣板緫绠� 鐩叉澘;绠″附銆佷汉瀛� 闃叉按濂楃 杌熺 褰庣 娉曡槶鐩�(p谩n)銆佹壙鎻掔浠�銆佸帤澹佺浠躲€侀珮澹撶浠舵墍鏈夌敘(ch菐n)鍝佸潎閲囩敤缇庡湅(gu贸)妯�(bi膩o)婧�(zh菙n)ASME锛圓NSI锛�銆佸痉鍦�(gu贸)妯�(bi膩o)婧�(zh菙n)DIN銆佹棩鏈(bi膩o)婧�(zh菙n)JIS銆佷腑鍦�(gu贸)GB/T 銆丣B 銆丼H 銆丠G绛夋(bi膩o)婧�(zh菙n)鐢熺敘(ch菐n)銆� 鐢�(ch菐n)鍝佸唬娉涢仼鐢ㄤ簬鐭虫补銆佸寲宸ャ€侀啱(y墨)钘�銆侀浕鍔�銆佽埅澶┿€佽粛宸�銆佹秷闃层€佸喍閲�銆侀€犺埞銆佺噧?x矛)?銆佹牳闆汇€侀嫾绠℃摯(ku貌)寰�銆佸煄寤恒€佹按鏆栧強鐠�(hu谩n)澧冧繚璀�(h霉)绛夎妤�(y猫)寤鸿ō(sh猫)鍜屾淇殑闇€瑕�銆�