Grade : | 1.4438澹撳姏鐢ㄧ剨鎺ラ嫾绠°€備笉閵归嫾绠� | |||||||
Number: | X2CrNiMo18-15-4 | |||||||
Classification: | 濂ф皬楂斾笉閵归嫾-鐗规畩绛夌礆 | |||||||
Density: | 8 g/cm 3 | |||||||
Standard: | ||||||||
EN 10088-2:2005涓嶉姽閶�銆傞€氱敤鑰愯厫铦曢嫾鐗�/鏉垮拰甯舵潗浜よ波鎶€琛�(sh霉)姊濅欢 | ||||||||
EN 10088-3:2005涓嶉姽閶�銆備竴鑸敤閫旇€愯厫铦曢嫾鐨勫崐鎴愬搧銆佹鏉愩€佺窔鏉�銆佸瀷鏉愬拰鍏変寒鐢�(ch菐n)鍝佺殑浜よ波鎶€琛�(sh霉)姊濅欢 | ||||||||
EN 10028-7:2007澹撳姏鐢ㄩ嫾鍒舵墎骞崇敘(ch菐n)鍝併€備笉閵归嫾 | ||||||||
EN 10217-7:2005澹撳姏鐢ㄧ剨鎺ラ嫾绠�銆備笉閵归嫾绠� | ||||||||
EN 10253-3:2008灏嶇剨绠′欢銆傜劇鐗规畩妾㈤瑕佹眰鐨勯崨閫犲ェ姘忛珨鍜屽ェ姘忛珨-閻电礌楂旓紙闆欑浉锛変笉閵归嫾 | ||||||||
EN 10253-4:2008灏嶇剨绠′欢銆傛湁鐗规畩妾㈤瑕佹眰鐨勯崨鍒跺ェ姘忛珨鍜屽ェ姘忛珨-閻电礌楂旓紙闆欑浉锛変笉閵归嫾 | ||||||||
EN 10088-1:2005涓嶉姽閶�銆備笉閵归嫾娓呭柈 | ||||||||
EN 10088-5:2009涓嶉姽閶笺€傚缓绛戠敤鑰愯厫铦曢嫾妫掓潗銆佹鏉�銆佺窔鏉愩€佸瀷鏉愬拰鍏変寒鐢�(ch菐n)鍝佺殑浜よ波鎶€琛�(sh霉)姊濅欢 | ||||||||
EN 10088-4:2009涓嶉姽閶�銆傚缓绛戠敤鑰愯厫铦曢嫾鐗�/鏉垮拰甯舵潗浜よ波鎶€琛�(sh霉)姊濅欢 | ||||||||
Equivalent grades: | ||||||||
Chemical comb % of steel X2CrNiMo18-15-4 (1.4438): EN 10088-2-2005 | ||||||||
纭惈閲忕殑鐗瑰畾鑼冨湇鍙互鎻愪緵鐗瑰畾鎬ц兘鐨勬敼鍠勩€傚皪浜庡彲鍔犲伐鎬�锛屽缓璀板苟鍏佽ū灏囩~鍚噺鎺у埗鍦�0.015%鑷�0.030%涔嬮枔銆傚皪浜庡彲鐒婃€�锛屽缓璀板苟鍏佽ū灏囩~鍚噺鎺у埗鍦�0.008%鑷�0.030%涔嬮枔銆傚皪浜庡彲妤靛寲鎬�锛屽缓璀板皣纭惈閲忔帶鍒跺湪鏈€澶�0.015%銆� | ||||||||
鏈稉(j墨ng)璨锋柟鍚屾剰锛屼笉寰楁晠鎰忓皣鏈〃涓湭鍒楀嚭鐨勫厓绱犳坊鍔犲埌閶兼潗涓紝闄ら潪灏嶉憚浠堕€�(j矛n)琛岀簿鍔犲伐銆� | ||||||||
C | Si | Mn | Ni | P | S | Cr | Mo | N |
max 0.03 | max 1 | max 2 | 13 - 16 | max 0.045 | max 0.015 | 17.5 - 19.5 | 3鏈�4鏃� | max 0.11 |
Mechanical properties of steel X2CrNiMo18-15-4 (1.4438) | ||||||||
Rm - Tensile strength (MPa) (+A) | 500-720 | |||||||
Rm - Tensile strength (MPa) (+AT) | 490-690 | |||||||
Rp0.2 0.2% proof strength (MPa) (+A) | 200-240 | |||||||
Rp0.2 0.2% proof strength (MPa) (+AT) | 220 | |||||||
KV - Impact energy (J) transverse, (+A) | +20掳 | -196掳 | ||||||
60 | 60 | |||||||
KV - Impact energy (J) longitud., (+A) | +20掳 | |||||||
100 | ||||||||
A - Min. elongation at fracture (%) (+A) | 35-40 | |||||||
A - Min. elongation at fracture (%) longitud., (+AT) | 35 | |||||||
Brinell hardness (HB): (+A) | 215 | |||||||
Brinell hardness (HB): (+AT) | 200 | |||||||