优特钢棒材产品一览表 Quality and Special Steel Round Bars List
序号
No
钢种大类
Category
典型牌号
Grade
规格/mm
Sizes
执行标准
Specifications / Standards
主要用途
Application
1 优质碳素结构钢
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 供货技术条件 技术协议
Technical aggrement for supply Technical protocol

用于制作汽车、工程机械及其它机械的各类轴、连杆、曲轴、曲柄销、齿轮、回转支撑、阀体、紧固件等。

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
技术协议
Technical protocol

用于制作机械、石油、水利、船舶、建筑等领域的设备连接件、轴、阀体等结构件。

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

3 合金结构钢
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 技术协议
Technical protocol

用于制作风力发电机、矿山机械、工程机械、石油机械、机床、汽车、起重设备的轴、连杆、齿轮等结构件。

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 管坯钢
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
技术协议
Technical protocol

用于制作石油开采、天然气传输、起重机臂架、火力发电、高压气瓶、机械结构等领域的钢管。

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 工模具钢
Tool steel
60CrV Hll H13 H13M ReH13 8418 Ф20~150 技术协议
Technical protocol

用于制作水管钳、钢筋剪等工具、挤压模具、压铸模具。

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

6 磨球钢
Grinding ball steel
B2 B3 B250A B300A B350A B400A S550A S550C S650A S-704 S-901 Ф20~120 技术协议
Technical protocol

用于制作冶金、矿山、水泥等领域的磨球。

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

7 齿轮钢
Gear steel
20CrMnTiH 22CrMoH 20CrMnMoH 20CrNiMoH 16-28MnCr5H 18CrNiMo7-6H SCM420H SAE8620H TL4227H Ф20~350 GB/T 5216 EN 10084 ASTM A304 供货技术条件
技术协议
Technical agreement for supply Technical protocol

用于制作汽车、风电、机械行业的齿轮。

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

8 轴承钢
Bearing steel
GCrl5 GCrl5SiMn 100Cr6 SAE52100 SUJ2 Ф20~200 国标 供货技术条件
技术协议
GB Technical agreement for supply Technical protocol

用于制作轴承的滚动体、套圈以及模具导柱(销)。

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

9 非调质钢
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
技术协议
Technical protocol

用于制作机械设备活塞杆、拉杆、推杆、注塑机拉杆(哥林柱)及汽车曲轴、半轴等机械零件。

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

10 车轴钢
Axle steel
LZ50 EA1N AARM-101F 230*230
250*250
280*280
TB/T 2945
EN 13261
AAR M-101
技术协议
Technical protocol

用于制作铁路货车、铁路客车、地铁、 轻轨等轨道交通车辆的车轴。

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

11 工程机械钢
Steel for engineering machinery
35MnB系列45B系列 40Mn2 40CrB 15B35Cr S43CB S48CB SCr440B KT-B11E0621 Ф20~350 供货技术条件
技术协议
Technical agreement for supply Technical protocol

用于制作工程机械的链轨节、销轴、销套、支撑轮。

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

优特钢棒材产品一览表 Quality and Special Steel Round Bars Application

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