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
A105 S20Ti C45E
C45R C45RCr
S45Cr S45Ti
φ20~350 GB/T 699
JIS G4051
技术协议
Technical protocol

用于制作机械、液压、机床、船舶、起重设备等的轴、连杆、曲轴、曲柄销、齿轮、轧辊、回转支承、阀体等。

Used to make shafts, connecting rods, crankshafts, crankpins, gears, rolls, slewing bearings and valve bodies of machinery, hydraulic pressure, machine tools, ships, lifting equipment ,etc.

2 低合金高强度钢
Low alloy high strength steel
Q355
LF2
S355J2
Ф20~350 GB/T 1591
EN 10025
EN 10021
技术协议
Technical protocol

用于制作机械零件、齿轮轴、热作模具、阀体、压力容器、辊套等。

Used to make mechanical parts, gear shaft, hot work mold, valve body, pressure vessel, roller sleeve, etc.

3 合金结构钢
Structural alloy Steel
20~45Mn2
20~45Cr
15~42CrMo
37CrMnMo
40CrMnMo
38CrMoAl
20~40CrNiMo
SCM415~440
SNCM431
42~50CrMo4
AISI4130
AISI4140
AISI4137H
AISI4145H
AISI4340
AISI8630 LF6
Ф20~350 GB/T 3077
JIS G4053
ISO 643
ASTM A29
技术协议
Technical protocol

用于制作矿山机械、工程机械、石油机械、液压、机床、汽车、起重设备等的轴、齿轮、连接件、结构件。

Used to make shafts, gears, connectors and structural parts of mining machinery, engineering machinery, petroleum machinery, hydraulic pressure, machine tools, automobiles, lifting equipment, etc.

4 管坯钢
Tube billet steel
20G SA106B/C
15CrMoG 25CrMo
27CrMo-F
27CrMo44
29CrMoVNb
30CrMo 12Cr1MoVG
12Cr5Mo T11 T22
WB36
15Ni1MnMoNbCu
T5 10Cr9Mo1VNbN T91
Ф20~350 YB/T 5137
GB 5310
YB/T 5221
API 5CT
技术协议

用于制作石油开采、天然气传输、火力发电等工业领域的钢管。

Used to make steel pipes for oil exploitation, natural gas transmission, thermal power generation and other industrial fields.

5 磨球钢
Grinding ball steel
B2 B3 S550A
S550C S650A
S-704 S-901 R25
XK5062 XK5095
X2K5170 XK51105
X3K5140H
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 to make grinding balls in metallurgy, mining, cement and other fields.

6 齿轮钢
Gear steel
20CrMnTiH
20CrMnMoH
22CrMoH
16-28MnCr5
18CrNiMo7-6
17CrNiMo6
SCM420H
SAE8620
Ф20~350 GB/T 5216
ISO 683-3
EN 10084
ASTM A304
技术协议
Technical protocol

用于制作汽车、风电、机械行业的齿轮零部件。

Used to make gear parts of automobile, wind power and various machinery industries.

7 轴承钢
Bearing steel
GCr15
GCr15SiMn
100Cr6
SAE52100
Ф20~200 GB/T 18254
技术协议
Technical protocol

用于制作汽车、风电、机械行业的齿轮零部件。

Used to make Rolling elements and rings.

8 非调质钢
Non quenched and tempered steel
C38+N2 38MnVS6
49MnVS3 HDFT45
45MnSiVSQ
HY4520 YG1401
Ф20~260 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 to make manufacture mechanical equipment piston rod, pull rod, push rod, injection molding machine pull rod (Colin column) and automobile crankshaft, halfshaft, etc machine parts.

9 车轴钢
Axle steel
LZ50
EA1N
AAR M-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 to make axles of railway passenger and freight cars, subways, light rail and other rail transit vehicles.

10 工程机械用钢
Steel for engineering machinery
35MnB
40Mn2
40CrBM
15B35Cr
Ф20~180 技术协议
Technical protocol

用于制作工程机械的链轨节、销轴、销套、支撑轮。

Used To make 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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