P11,P22,P91,AISI8630,SCM440,AISI4145H HOT ROLLED FORGED STEEL ROUND BAR

SPECIAL STEEL ROUND BAR

NoCategoryGradeSizesSpecifications / StandardsApplication
1A105、S20Cr、25、45、C45E、C45R、C45RCr、S45CB、S45Cr、S45TiΦ75~350EN10083-2
Carbon constructional steelTechnical protocolWidely used to produce heavy load crankshafts, connecting rods, crank pins, gears, rollers, etc.
2Q345B、Q345E、A350LF2、S355J2φ75~350GB/T1591
Low alloy high strength steelYB/T4149Used in mechanical processing, petroleum, water conservancy, wind power, construction and other industries.
EN10025
EN10021
EN ISO 14284
JIS G3106
ISO 148-1
JB/T4730.3
315CrMo-20CrMo、30-42CrMo、20-45Cr、38CrMoAl、37CrMnMo-40CrMnMo、20CrNiMo、40CrNiMo、20Ni4Mo、34Cr2Ni2Mo、30Cr2Ni2Mo、SCM440、SCM420、AISI4130、ASTM4130A、AISI8630、AISI4145H、LF6、20Mn2、SNCM431、42CrMoSZGФ75~350(160~350)×(160~350)GB/T 6396
Structural alloy steelASTMA29/A29MMaking axle, gear, attaching parts and construction parts of automotive, mining machines, engineering machines, machine tools, lifting equipment , etc.
JIS G4053
EN10083-3
4X52、X65QS、12Mn4V/1、30CrMo、20G、SA106B/C、15CrMoG、12CrMoVG、P11、P22、P91φ75~350API5L
Tube blank steelYB/T4149Mainly used in petroleum extraction, natural gas transmission, thermal power and other industrial fields.
GB/T3087
GB/T5310
SA106
ASME SA210
ASME SA213
ASME SA335/SA335M
5R25、S-704、X2K5170、XK5062、XK5095、XK51105、X3K5140HΦ75~100
Grinding ball steelTechnical protocolMainly used in the ball grinder crusher used in metallurgy, mining, cement, electric power, etc.
620CrMnTi(H)、20CrMnMo、16MnCr5、18CrNiMo7-6、(17CrNiMo6)、8620Ф75~350GB/T 3077
Gear steelGB/T 5216Widely used in automotive, wind power, and kinds of engineering machinery industry.
EN 10084
ASTM A29/A29M
Technical protocol
7GCr15、SAE52100、100Cr6、GCr15SiMn、GCr18MoΦ75~210GB/T 18254
Bearing steelForging round, electroslag refining.
Technical protocol