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十点半游戏

十点半游戏 > 十点半游戏 > 正文
27simn无缝管调质布氏硬度是多少?化学成分
作者:山东标榜金属材料有限公司 来源:http://www.27simngc.com 日期:2017/7/1 10:51:52

27simnWUFENGGUAN,27GUIMENGWUFENGGANGGUAN,SHIWUFENGGUANDEQIZHONGYIZHONGCAIZHI,HANTANLIANGZAI0.24—0.32%ZHIJIAN,simnDANLIESHIYINWEISHIYINWEIWUDAYUANSU(TANC,GUISi,MENGMn,LINP,LIUS)ZHONG,GUIMENGDEHANLIANGGAOYUEWEI1.10—1.40%. 27simnWUFENGGUANSHIYONGYUDIANCHANG、GUOLUCHANG、HUAGONG,CHE、LUNCHUANDEPEIJIANDENG.

LIXUEXINGNENG

KANGLAQIANGDU σb (MPa):≥980

QUFUQIANGDU σs (MPa):≥835

SHENZHANGLV δ5/(%):≥12

DUANMIANSHOUSUOLV ψ/(%):≥40

CHONGJIXISHOUGONG (CHONGJIZHI)(Aku2/J):≥39

可切削 性良好,冷变形塑性及焊接性中等;另外钢在热处理时韧性减低不多,但却有相当高的强度和耐磨性,特别 是水淬时仍有较高的韧性;但是此钢对白点敏感性大,热处理时有回火脆性倾向及过热敏感性。

DIAOZHIGANGYOUTANSUDIAOZHIGANGHEHEJINDIAOZHIGANGERDALEI,BUGUANSHITANGANGHAISHIHEJINGANG,QIHANTANLIANGKONGZHIDOUBIJIAOYANGE。RUGUOHANTANLIANGGUOGAO,DIAOZHIHOUGONGJIANDEQIANGDUSUIGAO,DANRENXINGBUGOU,RUGUOHANTANLIANGGUODI,RENXINGTIGAOERQIANGDUBUZU。WEISHIDIAOZHIJIANDEDAOHAODEZONGHEXINGNENG,YIBANHANTANLIANGKONGZHIZAI0.30~0.50%。

 DIAOZHICHULI,HB-300ZUOYOUDEYISISHIZHI:ZHEIZHONGDIAOZHICHULIDEGANGCAILIAOZAIYIDINGWENDUXIA,XIANJINGGUOCUIHUO,ZAIGAOWENHUIHUO,CAILIAODEBUSHIYINGDUDADAOLEHB-300ZUOYOU。


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