灞辨澅閲戣惉绂忛嫾鏉愭湁闄愬叕鍙搁嫾绠¤(gu墨)鏍煎銆佸児鏍间綆銆佽唱(zh矛)閲忓劒(y艒u)銆佹湇鍕�(w霉)浣�锛佸叕鍙告壒闆跺吋鐕燂紝涓€鏀捣鍞�锛屽苟鍙互鐐烘偍浠ｈ睛鍏矾銆侀惖璺亱杓�锛屽叕鍙哥瘈(ji茅)鍋囨棩涓嶄紤鎭�锛屽叏澶╀簩鍗佸洓灏忔檪鐐烘偍鏈嶅嫏(w霉)锛佺啽蹇辨杩庢柊鑰佸鎴朵締鎴戝叕鍙告寚灏�(d菐o)娲借珖妤�(y猫)鍕�(w霉)銆�
6479閶肩鏄竴娆剧敤浜庡寲鑲ヨō(sh猫)鍌欎笂杓搁€侀珮婧珮澹撴祦楂旂閬�銆�
6479閶肩鏄仼鐢ㄤ簬宸ヤ綔婧害鐐�-40~400鈩�銆佸伐浣滃鍔涚偤10~30Ma鐨勫寲宸ヨō(sh猫)鍌欏拰绠￠亾鐨勫劒(y艒u)璩�(zh矛)纰崇礌绲�(ji茅)妲�(g貌u)閶煎拰鍚堥噾閶肩劇绺嫾绠�
6479閶肩鏄仼鐢ㄤ簬宸ヤ綔婧害鐐�-40~400鈩�銆佸伐浣滃鍔涚偤10~30Ma鐨勫寲宸ヨō(sh猫)鍌欏拰绠￠亾鐨勫劒(y艒u)璩�(zh矛)纰崇礌绲�(ji茅)妲�(g貌u)閶煎拰鍚堥噾閶肩劇绺嫾绠�銆�
涓昏鐢ㄤ簬绀﹀北澹撻ⅷ(f膿ng)銆佹帓姘�銆佽桓鏀剧摝鏂敤鐩寸斧鐒婃帴閶肩銆傚叾浠ｈ〃鏉愯唱(zh矛)Q235A銆丅绱氶嫾銆侴B/T14980-1994锛堜綆澹撴祦楂旇几閫佺敤澶х洿寰戦浕鐒婇嫾绠★級銆傞崑鐖愮涓昏鐢ㄤ簬杓搁€佹按銆佹薄姘�銆佺叅姘ｃ€佺┖姘�銆侀噰鏆栬捀姹界瓑浣庡娴侀珨鍜屽叾瀹冪敤閫�銆傚叾浠ｈ〃鏉愯唱(zh矛)Q235A绱氶嫾銆�
鐢�(ch菐n)鍝佸悕绋憋細楂樺鍖栬偉鐢ㄧ劇绺嫾绠�
鍩�(zh铆)琛屾(bi膩o)婧�(zh菙n)锛欸B6479-2000锛孉STM DIN JIS
鐗岃櫉鍜岄嫾绱氾細20# 16Mn锛�15CrMo,12CrMo銆�12Cr2Mo绛�
4.鍖栧(xu茅)鎴愬垎妾㈤
(1)GB3087-2008銆婁綆涓閸嬬垚鐢ㄧ劇绺嫾绠°€嬭(gu墨)瀹�?锛涚槣W(xu茅)鎴愬垎瑭﹂鏂规硶鎸塆B222-84鍙奊B223銆婇嫾閻靛強鍚堥噾鍖栧(xu茅)鍒嗘瀽鏂规硶銆嬩腑鐨勬湁闂�(gu膩n)閮ㄥ垎銆�
(2)GB5310-2008銆婇珮澹撻崑鐖愮敤鐒＄斧閶肩銆嬭(gu墨)瀹�銆傚寲瀛�(xu茅)鎴愬垎瑭﹂鏂规硶鎸塆B222-84鍙娿€婇嫾閻靛強鍚堥噾鍖栧(xu茅)鍒嗘瀽鏂规硶銆�銆丟B223銆婇嫾閻靛強鍚堥噾鍖栧(xu茅)鍒嗘瀽鏂规硶銆嬩腑鐨勬湁闂�(gu膩n)閮ㄥ垎銆�
(3)閫�(j矛n)鍙ｉ崑鐖愰嫾绠＄殑鍖栧(xu茅)鎴愬垎妾㈤鎸夊悎鍚岃(gu墨)瀹氱殑鏈夐棞(gu膩n)妯�(bi膩o)婧�(zh菙n)閫�(j矛n)琛屻€�
5.閸嬬垚绠￠噰鐢ㄩ嫾铏�
(1)鍎�(y艒u)璩�(zh矛)纰崇礌绲�(ji茅)妲�(g貌u)閶奸嫾铏熸湁20G銆�20MnG銆�25MnG銆�
(2)鍚堥噾绲�(ji茅)妲�(g貌u)閶奸嫾铏�15MoG銆�20MoG銆�12CrMoG銆�15CrMoG銆�12Cr2MoG銆�12CrMoVG銆�12Cr3MoVSiTiB绛�銆�
(3)鏈夐姽鑰愮啽閶煎父鐢�1Cr18Ni9銆�1Cr18Ni11Nb閸嬬垚绠￠櫎淇濊瓑鍖栧(xu茅)鎴愬垎鍜屾(j墨)姊版€ц兘澶�锛岃閫愭牴鍋氭按澹撹│椹�锛岃浣滄摯(ku貌)鍙�銆佸鎵佽│椹�銆傞嫾绠′互鐔辫檿鐞嗙媭鎱�(t脿i)浜よ波銆�
姝ゅ锛屽皪鎴愬搧閶肩椤井绲勭箶銆佹櫠绮掑害銆佽劔纰冲堡涔熸湁涓€瀹氳姹�銆�
6.鐗╃悊鎬ц兘妾㈤
(1)GB3087-2008銆婁綆涓閸嬬垚鐢ㄧ劇绺嫾绠°€嬭(gu墨)瀹�銆傛媺鍔涜│椹楁寜GB/T228-87锛屾按澹撹│椹楁寜GB/T241-90锛屽鎵佽│椹楁寜GB/T246-97锛屾摯(ku貌)鍙ｈ│椹楁寜GB/T242-97锛屽喎褰庤│椹楁寜GB244-97銆�
GB/T6479-2013鐒＄斧閶肩涓昏鎳�(y墨ng)鐢ㄤ簬鍖栬偉瑷�(sh猫)鍌欎笂杓搁€侀珮婧珮澹撴祦楂旂殑绠￠亾锛屽叾涓唬琛ㄦ潗璩�(zh矛)鐐�20銆�16Mn銆丵345B銆�12C rMo銆�12Cr2Mo绛�锛屾椤為嫾閬╃敤浜庡伐浣滄韩搴﹀垎鐐虹偤-40~400鈩�銆�
20#GB/T6479鐒＄斧閶肩鏄竴绋綆纰崇祼(ji茅)妲�(g貌u)鐢ㄧ劇绺嫾绠�锛屽叿鏈夊劒(y艒u)鐣扮殑鍔涘(xu茅)鎬ц兘鍜岀剨鎺ユ€ц兘銆傚叾鍖栧(xu茅)鎴愬垎涓昏鍖呮嫭纰�銆佺銆侀尦銆佺７銆佺～绛夊厓绱狅紝鍏朵腑纰冲惈閲忚純浣�锛屼娇寰楅嫾绠″叿鏈夎純濂界殑濉戞€у拰闊屾€�銆傛澶�锛岃┎閶肩鐨勫眻鏈嶉粸銆佹姉鎷夊挤(qi谩ng)搴�銆佷几闀风巼绛夋€ц兘鎸囨(bi膩o)鍧囩鍚堝湅瀹舵(bi膩o)婧�(zh菙n)锛屼繚璀変簡鍏跺湪浣跨敤閬庣▼涓殑绌�(w臎n)瀹氭€у拰鍙潬鎬�銆�
銆愰毃姗�(j墨)鍦栫墖銆�
20#GB/T6479鐒＄斧閶肩鐨勭┅(w臎n)瀹氭€ц兘鍒嗘瀽
1. 鑰愯厫铦曟€�
20#GB/T6479鐒＄斧閶肩鍦ㄥ埗閫犻亷绋嬩腑鍤�(y谩n)鏍兼帶鍒朵簡鍖栧(xu茅)鎴愬垎鍜岄洔璩�(zh矛)鍚噺锛屼娇寰楅嫾绠″叿鏈夎純楂樼殑鑰愯厫铦曟€ц兘銆傚湪娼繒銆侀吀鍫跨瓑鎯″姡鐠�(hu谩n)澧冧笅锛岃┎閶肩鑳藉淇濇寔鑹ソ鐨勭┅(w臎n)瀹氭€�锛屼笉鏄撶櫦(f膩)鐢熼姽铦曞拰鑵愯潟锛屽緸鑰屽欢闀蜂簡浣跨敤澹藉懡銆�
2. 楂樻韩鎬ц兘
20#GB/T6479鐒＄斧閶肩鍏锋湁鑹ソ鐨勯珮婧€ц兘锛岃兘澶犲湪楂樻韩鐠�(hu谩n)澧冧笅淇濇寔绌�(w臎n)瀹氱殑鍔涘(xu茅)鎬ц兘鍜岀祼(ji茅)妲�(g貌u)绌�(w臎n)瀹氭€с€傞€欎娇寰楄┎閶肩鍦ㄧ煶娌瑰寲宸�銆侀珮婧捀姹借几閫佺瓑闋�(l菒ng)鍩熷叿鏈夊唬娉涚殑鎳�(y墨ng)鐢ㄣ€傚湪楂樻韩姊濅欢涓�锛岃┎閶肩鑳藉鎵垮彈杓冮珮鐨勫鍔涘拰婧害锛屼繚璀変簡宸ョ▼鐨勫畨鍏ㄦ€у拰绌�(w臎n)瀹氭€�銆�
3. 鎶楁矕鎿婃€ц兘
20#GB/T6479鐒＄斧閶肩鍏锋湁杓冮珮鐨勬姉娌栨搳鎬ц兘锛岃兘澶犳壙鍙椾竴瀹氱殑娌栨搳杓夎嵎鍜屾尟鍕�銆傚湪姗嬫寤鸿ō(sh猫)銆侀珮灞ゅ缓绛戠瓑闋�(l菒ng)鍩�锛岃┎閶肩鑳藉鏈夋晥鍦版姷鎶楀湴闇�銆侀ⅷ(f膿ng)鐏�(z膩i)绛夎嚜鐒剁伣(z膩i)瀹崇殑褰遍熆锛屼繚璀変簡寤虹瓚鐨勫畨鍏ㄦ€у拰绌�(w臎n)瀹氭€с€�
4. 鑰愮（鎬�
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20#GB/T6479鐒＄斧閶肩鐨勬噳(y墨ng)鐢ㄩ牁(l菒ng)鍩�
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绲�(ji茅)璜�
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