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    2. 優特鋼棒材產品一覽表 Quality and Special Steel Round Bars List
      序號
      No
      鋼種大類
      Category
      典型牌號
      Grade
      規格/mm
      Sizes
      執行標準
      Specifications / Standards
      主要用途
      Application
      1 優質碳素結構鋼
      High quality carbon structural steel
      20?45 50Mn S15-55C S45C C45 SAE1045 1015 A105 Cf53 UC1 φ20~350 GB/T 699 JIS G4051 EN10083-2 ASTM A29 供貨技術條件 技術協議
      Technical aggrement for supply Technical protocol

      用于制作汽車、工程機械及其它機械的各類軸、連桿、曲軸、曲柄銷、齒輪、回轉支撐、閥體、緊固件等。

      Used for making all kinds of shafts, connecting rods, crankshafts, crank pins, gears, rotary supports, valve bodies and fasteners of automobiles, engineering machinery and other machinery.

      2 Q355系列 LF2、LF6、S355J2系列 S355NL系列 Q355
      LF2
      S355J2
      Ф20~350 GB/T 1591
      EN 10025
      EN 10021
      技術協議
      Technical protocol

      用于制作機械、石油、水利、船舶、建筑等領域的設備連接件、軸、閥體等結構件。

      Used for making structural parts such as equipment connectors, shafts, valve bodies,etc. Of machinery, petroleum, water conservancy, shipbuilding, construction and other fields.

      3 合金結構鋼
      Structural alloy Steel
      20-45Mn2 20-45Cr 15-42CrMo 40CrMnMo 38CrMoAI 20-40CrNiMo 42-50CrMo4 B7 SCM415-440 SNCM431 AISI4130 AISI4140 AISI4137H AISI4145H AISI4340 AISI8630 Ф20~350 GB/T 3077 JIS G4053 EN 10083-3 ASTM A29 Q320582 JYG22 技術協議
      Technical protocol

      用于制作風力發電機、礦山機械、工程機械、石油機械、機床、汽車、起重設備的軸、連桿、齒輪等結構件。

      Used for making structural parts such as shafts, connecting rods, gear wheels, etc. of wind driven generater, mining machinery, engineering machinery, petroleum machinery, machine tools, automobiles and lifting equipment.

      4 管坯鋼
      Tube billet steel
      20G 15CrMoG 12Cr2MoG 12CrlMoVG 10Cr9MolVNbN SA-210C Tla Til T12 T22 T5 WB36 T91 25CrMo 30CrMo 4130 34CrMo4 15NilMnMoNbCu 10Cr9MolVNbN CB770 CB890 27CrMo-F ZD135 33Mn2V 36Mn2V 22Cr3MoTi 29CrMoVNb Ф20~350 YB/T 5137 GB 30584 API 5CT ASME SA-213/SA-213M ASTM A335/A335M
      技術協議
      Technical protocol

      用于制作石油開采、天然氣傳輸、起重機臂架、火力發電、高壓氣瓶、機械結構等領域的鋼管。

      Used for making steel pipes in oil exploitation, natural gas transmission, crane boom, thermal power generation, high-pressure gas cylinders, mechanical structures and other fields.

      5 工模具鋼
      Tool steel
      60CrV Hll H13 H13M ReH13 8418 Ф20~150 技術協議
      Technical protocol

      用于制作水管鉗、鋼筋剪等工具、擠壓模具、壓鑄模具。

      Used for making tools such as water pipe wrench, rebar shear,extrusion die, diecasting die,

      6 磨球鋼
      Grinding ball steel
      B2 B3 B250A B300A B350A B400A S550A S550C S650A S-704 S-901 Ф20~120 技術協議
      Technical protocol

      用于制作冶金、礦山、水泥等領域的磨球。

      Used for making grinding balls in metallurgy, mining, cement and other fields.

      7 齒輪鋼
      Gear steel
      20CrMnTiH 22CrMoH 20CrMnMoH 20CrNiMoH 16-28MnCr5H 18CrNiMo7-6H SCM420H SAE8620H TL4227H Ф20~350 GB/T 5216 EN 10084 ASTM A304 供貨技術條件
      技術協議
      Technical agreement for supply Technical protocol

      用于制作汽車、風電、機械行業的齒輪。

      Used for making gear wheels of automobiles, wind power, engineering machinery and other fields.

      8 軸承鋼
      Bearing?steel
      GCrl5 GCrl5SiMn 100Cr6 SAE52100 SUJ2 Ф20~200 國標 供貨技術條件
      技術協議
      GB Technical agreement for supply Technical protocol

      用于制作軸承的滾動體、套圈以及模具導柱(銷)。

      Used for making rolling elements, rings and die conductors(pin) of bearing.

      9 非調質鋼
      Non quenched and tempered steel
      C38+N2 38MnVS6 D38MSV5S 49MnVS3 S45CVS H D FT45 45MnSiVSQ A45VS F40MnV HY4520 YG1401 YG4201 YG4102 YG4203 Ф20~260 Q320582 JYG21
      技術協議
      Technical protocol

      用于制作機械設備活塞桿、拉桿、推桿、注塑機拉桿(哥林柱)及汽車曲軸、半軸等機械零件。

      Used for making machine parts such as piston rods, pull rods, push rods, Colin columns, automobile crankshafts and half shafts of mechanical equipment.

      10 車軸鋼
      Axle steel
      LZ50 EA1N AARM-101F 230*230
      250*250
      280*280
      TB/T 2945
      EN 13261
      AAR M-101
      技術協議
      Technical protocol

      用于制作鐵路貨車、鐵路客車、地鐵、 輕軌等軌道交通車輛的車軸。

      Used for making axles of railway passengerand freight cars,subways,light rail and otherrail transit vehicles.

      11 工程機械鋼
      Steel for engineering machinery
      35MnB系列45B系列 40Mn2 40CrB 15B35Cr S43CB S48CB SCr440B KT-B11E0621 Ф20~350 供貨技術條件
      技術協議
      Technical agreement for supply Technical protocol

      用于制作工程機械的鏈軌節、銷軸、銷套、支撐輪。

      Used for making the chain link, pin shaft,pin sleeve and support wheel of construction machinery.

      優特鋼棒材產品一覽表 Quality and Special Steel Round Bars Application

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