




qy188千亿国际特钢产品主要包括优质碳素结构钢、合金钢、齿轮、轴承、工模具热轧圆钢、连铸圆坯、钢锭/钢坯,产品广泛应用于汽车、高铁、风电、核电、石油装备、工程机械等领域。

序号
No
No
钢种大类
Category
Category
典型牌号
Grade
Grade
规格/mm
Sizes
Sizes
执行标准
Specifications / Standards
Specifications / Standards
主要用途
Application
Application
1
碳素结构钢
Carbon constructional steel
Carbon constructional steel
1018B、25、45、1045、C45E、S45Cr、S48C、50Mn、CK50M、C60E
Ф380、Ф500、Ф600、Ф700、Ф800
GB/T699
JIS G4051
技术协议Technical protocol
JIS G4051
技术协议Technical protocol
广泛用于制造负荷较大的曲轴、连杆、曲柄销、齿轮、轧辊等。
Widely used to produce heavy load crankshafts, connecting rods, crank pins, gears, rollers, etc.
Widely used to produce heavy load crankshafts, connecting rods, crank pins, gears, rollers, etc.
2
低合金高强度钢
Low alloy high strength steel
Low alloy high strength steel
Q345B、Q345E、A350LF2、S355J2、R16MnH、16Mn(HIC)、S355NL
Ф380、Ф500、Ф600、Ф700、Ф800
GB/T1591
YB/T4149
EN10025
EN10021
EN ISO 14284
JIS G3106
ISO 148-1
JB/T4730.3
YB/T4149
EN10025
EN10021
EN ISO 14284
JIS G3106
ISO 148-1
JB/T4730.3
用于机械加工、石油、水利、风电、压力容器、建筑等工业领域。
Used in mechanical processing, petroleum, water conservancy, wind power, construction and other industries.
Used in mechanical processing, petroleum, water conservancy, wind power, construction and other industries.
3
合金结构钢
Structural alloy steel
Structural alloy steel
20-45Cr、15CrMo-20CrMo、30-42CrMo、38CrMoAl SCM440、SCM420、AISI4130、ASTM4130A、AISI8630、AISI4145H、LF6、20Mn2、SNCM431、42CrMoSZG
Ф380、Ф500、Ф600、Ф700、Ф800
GB/T 6396
ASTMA29/A29M
JIS G4053
EN10083-3
ASTMA29/A29M
JIS G4053
EN10083-3
1、风电行业变桨、偏航轴承、增速箱齿圈;2、石油化工行业生产石油采油设备的阀体、套管;3、大型机械回转支承。
1, Variable pitch, yaw bearing, gear box for increasing speed used in wind power industry, 2, Valve body and casing pipes used in oil extraction equipments of petrochemical industry 3, Slewing bearing of large machinery
1, Variable pitch, yaw bearing, gear box for increasing speed used in wind power industry, 2, Valve body and casing pipes used in oil extraction equipments of petrochemical industry 3, Slewing bearing of large machinery
4
管坯钢
Tube blank steel
Tube blank steel
X52、X65QS、12Mn4V/1、30CrMo、20G、SA106B/C、15CrMoG、12CrMoVG、4130X、4145、P11、P22、P91
Ф380、Ф500、Ф600、Ф700、Ф800
API5L
YB/T4149
GB/T3087
GB/T5310
SA106
ASME SA210
ASME SA213
ASME SA335/SA335M
YB/T4149
GB/T3087
GB/T5310
SA106
ASME SA210
ASME SA213
ASME SA335/SA335M
用于石油开采、天然气传输、火力发电等工业领域。
Mainly used in petroleum extraction, natural gas transmission, thermal power and other industrial fields.
Mainly used in petroleum extraction, natural gas transmission, thermal power and other industrial fields.
5
模具钢
Die steel
Die steel
4Cr5MoSiV1(H13)
4Cr5Mo2V(8418)
5CrNiMo
4Cr5Mo2V(8418)
5CrNiMo
Ф380、Ф500、
技术协议
Technical protocol
Technical protocol
用于挤压模具、压铸模具。
Used for extrusion die and pressure casting die.
Used for extrusion die and pressure casting die.
6
齿轮钢
Gear steel
Gear steel
20CrMnTi(H)、20CrMnMo、16MnCr5、18CrNiMo7-6、8620
Ф380、Ф500、Ф600、Ф800
GB/T 3077
GB/T 5216
EN 10084
ASTMA29/A29M
技术协议Technical protocol
GB/T 5216
EN 10084
ASTMA29/A29M
技术协议Technical protocol
用于加工汽车、风电、及各种工程机械行业。
Widely used in automotives, wind power, and kinds of engineering machinery industry.
Widely used in automotives, wind power, and kinds of engineering machinery industry.
7
轴承钢
Bearing steel
Bearing steel
GCr15、GCr15SiMn、GCr18Mo
Ф380、Ф500
技术协议
Technical protocol
Technical protocol
锻圆、电渣重熔。
Forging round, electroslag refining.
Forging round, electroslag refining.
序号
No
No
钢种大类
Category
Category
典型牌号
Grade
Grade
规格/mm
Sizes
Sizes
执行标准
Specifications / Standards
Specifications / Standards
主要用途
Application
Application
1
塑料模块
Plastic die
Plastic die
S45C、1055+Cr、SW318H
4.5~50
GB/T699-1999
用于机械零件,齿轮轴、热作模具、阀体、压力容器。
Used in mechanical parts, gear shafts, hot-working mold steel, valve body and pressure containers.
Used in mechanical parts, gear shafts, hot-working mold steel, valve body and pressure containers.
GB/T222-2006
2
热作模块
Hot working die
Hot working die
45Cr2NiMoVSi 、H13
GB/T3077-1999
GB/T4726
GB/T4726
ASTM A681
GB/T222-2006
GB/T222-2006
3
圆钢、轴
Round bar, Axle
Round bar, Axle
1045、40Cr、42CrMo
GB/T699-1999
GB/T3077-1999
GB/T222-2006
GB/T3077-1999
GB/T222-2006
4
压力容器管板、封头
Pressure container tube plate, closure
Pressure container tube plate, closure
16Mn、SA266、SA350 LF2 CL1
GB/T4120
GB/T1591
GB/T4726
GB/T222-2006
GB/T1591
GB/T4726
GB/T222-2006
5
齿轮钢
Gear steel
Gear steel
18CrNiMo7-6(17CrNiMo6)
6.8、13.5
EN 10084
l技术协议
Technical protocol
l技术协议
Technical protocol
用于加工汽车、风电、及各种工程机械行业。
Widely used in automotive, wind power, and kinds of engineering machinery industry.
Widely used in automotive, wind power, and kinds of engineering machinery industry.
序号
No
No
钢种大类
Category
Category
典型牌号
Grade
Grade
规格/mm
Sizes
Sizes
执行标准
Specifications / Standards
Specifications / Standards
主要用途
Application
Application
1
碳素结构钢
Carbon constructional steel
Carbon constructional steel
A105、S20Cr、25、45、C45E、C45R、C45RCr、S45CB、S45Cr、S45Ti
Φ75~350
EN10083-2
技术协议Technical protocol
技术协议Technical protocol
广泛用于制造负荷较大的曲轴、连杆、曲柄销、齿轮、轧辊等。
Widely used to produce heavy load crankshafts, connecting rods, crank pins, gears, rollers, etc.
Widely used to produce heavy load crankshafts, connecting rods, crank pins, gears, rollers, etc.
2
低合金高强度钢
Low alloy high strength steel
Low alloy high strength steel
Q345B、Q345E、A350LF2、S355J2
φ75~350
GB/T1591
YB/T4149
EN10025
EN10021
EN ISO 14284
JIS G3106
ISO 148-1
JB/T4730.3
YB/T4149
EN10025
EN10021
EN ISO 14284
JIS G3106
ISO 148-1
JB/T4730.3
用于机械加工、石油、水利、风电、建筑等工业领域。
Used in mechanical processing, petroleum, water conservancy, wind power, construction and other industries.
Used in mechanical processing, petroleum, water conservancy, wind power, construction and other industries.
3
合金结构钢
Structural alloy steel
Structural alloy steel
15CrMo-20CrMo、30-42CrMo、20-45Cr、38CrMoAl、37CrMnMo-40CrMnMo、20CrNiMo、40CrNiMo、20Ni4Mo、34Cr2Ni2Mo、30Cr2Ni2Mo、SCM440、SCM420、AISI4130、ASTM4130A、AISI8630、AISI4145H、LF6、20Mn2、SNCM431、42CrMoSZG
Ф75~350(160~350)×(160~350)
GB/T 6396
ASTMA29/A29M
JIS G4053
EN10083-3
ASTMA29/A29M
JIS G4053
EN10083-3
用于汽车、矿山机械、工程机械、机床、起重设备等的轴、齿轮、连接件、结构件。
Making axle, gear, attaching parts and construction parts of automotives, mining machines, engineering machines, machine tools, lifting equipments , etc.
Making axle, gear, attaching parts and construction parts of automotives, mining machines, engineering machines, machine tools, lifting equipments , etc.
4
管坯钢
Tube blank steel
Tube blank steel
X52、X65QS、12Mn4V/1、30CrMo、20G、SA106B/C、15CrMoG、12CrMoVG、P11、P22、P91
φ75~350
API5L
YB/T4149
GB/T3087
GB/T5310
SA106
ASME SA210
ASME SA213
ASME SA335/SA335M
YB/T4149
GB/T3087
GB/T5310
SA106
ASME SA210
ASME SA213
ASME SA335/SA335M
用于石油开采、天然气传输、火力发电等工业领域。
Mainly used in petroleum extraction, natural gas transmission, thermal power and other industrial fields.
Mainly used in petroleum extraction, natural gas transmission, thermal power and other industrial fields.
5
磨球钢
Grinding ball steel
Grinding ball steel
R25、S-704、X2K5170、XK5062、XK5095、XK51105、X3K5140H
Φ75~100
技术协议
Technical protocol
Technical protocol
主要用于冶金、矿山、水泥、电力等工业上广泛使用的球磨机中。
Mainly used in the ball grinder crusher used in metallurgy, mining, cement, electric power, etc.
Mainly used in the ball grinder crusher used in metallurgy, mining, cement, electric power, etc.
6
齿轮钢
Gear steel
Gear steel
20CrMnTi(H)、20CrMnMo、16MnCr5、18CrNiMo7-6、(17CrNiMo6)、8620
Ф75~350
GB/T 3077
GB/T 5216
EN 10084
ASTM A29/A29M
技术协议Technical protocol
GB/T 5216
EN 10084
ASTM A29/A29M
技术协议Technical protocol
用于加工汽车、风电、及各种工程机械行业。
Widely used in automotives, wind power, and kinds of engineering machinery industry.
Widely used in automotives, wind power, and kinds of engineering machinery industry.
7
轴承钢
Bearing steel
Bearing steel
GCr15、SAE52100、100Cr6、GCr15SiMn、GCr18Mo
Φ75~210
GB/T 18254
技术协议
Technical protocol
技术协议
Technical protocol
锻圆、电渣重熔。
Forging round, electroslag refining.
Forging round, electroslag refining.
序号
No
No
钢种大类
Category
Category
典型牌号
Grade
Grade
规格/mm
Sizes
Sizes
执行标准
Specifications / Standards
Specifications / Standards
主要用途
Application
Application
1
合金结构钢
Structural alloy steel
Structural alloy steel
38CrMoAl、20CrMnMo、20CrMnT
Φ5.5~26
GB/T 3077
技术协议Technical protocol
技术协议Technical protocol
用于制作模具顶针、罗拉销轴等。
Making die equipment thimble and roller shaft.
Making die equipment thimble and roller shaft.
2
弹簧钢
Spring steel
Spring steel
65Mn、60Si2Mn、60Si2Cr、50CrV(SAE6150)、55SiCr(SAE9254)、SUP9-12、87Mn2、92Mn3、90SiMn
Ф5.5~26
GB/T 1222
ASTM A322
JIS G 4801
技术协议
Technical protocol
ASTM A322
JIS G 4801
技术协议
Technical protocol
广泛用于铁路机车、汽车、工程机械等领域。
Spring for railway vehicle, automotive and engineering machinery, etc.
Spring for railway vehicle, automotive and engineering machinery, etc.
3
工具钢
Tool steel
Tool steel
50BV30、SAE6150、SAE6160、S2
Φ5.5~26
Q/320582 JYG15
技术协议
Technical protocol
技术协议
Technical protocol
用于制作高端手工具,五金工具等。
Making high-quality hand tools and hardware tools.
Making high-quality hand tools and hardware tools.
4
轴承钢
Bearing steel
Bearing steel
GCr15、SAE52100
Φ5.5~16
GB/T 18254
技术协议
Technical protocol
技术协议
Technical protocol
制造轴承套圈、钢球、滚针。
Making bearing ferrules, steel balls and quills.
Making bearing ferrules, steel balls and quills.
5
特种焊接用钢
Special steels for welding
Special steels for welding
H08CrMoTiRE 、H08CrMoVTiRE、H08MnSiTiRE
Φ5.5~6.5
技术协议
Technical protocol
Technical protocol
主要应用于电力密闭容器焊接。
Mainly used for the welding of electric closed containers.
Mainly used for the welding of electric closed containers.