Steel Bar Round Bar,Flat Bar,Square Bar 8-1200mm*L Forging,hot rolling and cold rolling,Cast Black,Rough Turning,Shot Blasting,Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled Hot-Rolled Annealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting Pipes / Tubes Seamless Pipes/Tubes,Welded Pipes/Tubes OD:6-219mm x GB standards for steel materials : Total Materia ArticleHot-rolled quality carbon steel sheets and strips GB 8162-87 Seamless steel tubes GB 8163-87 Seamless steel pipes GB 8731-88 Free cutting steels GB 9947-88 Arc welded steel tubes for drive axle GB 9948-88 Seamless steel tubes for petroleum cracking GB 11251-89 Alloy steel plates GB 13237-91GB/T 11251 20Cr hot rolled structure steel plates - BBN SteelGB/T 11251 20Cr hot rolled structure steel plates can also be used in quenching and tempering condition to manufacture parts with larger working speed and medium impact load.GB/T 11251 20Cr hot rolled structure steel plates can also be used as low-carbon steel for martensitic quenching,which further increases yield strength and tensile
GB/T 11251 20Cr hot rolled structure steel plates ,GB/T 11251 20Cr hot rolled structure steel plates are widely used to manufacture carburized parts (oil quenching) that have high requirements for core strength,bearing surface wear,section below 30mm,shape is complex and load is small.For example machine transmission gear,gear shaft,cam,worm,piston pin,claw clutch.GB/T 11251 30CrMnSiA hot rolled structure steel plates GB/T 11251 30CrMnSiA hot rolled structure steel plates are medium carbon tempered steel with high strength and poor welding performance.After quenching and tempering,30CrMnSiA alloy steel plates have high strength and toughness and good hardenability.GB/T 11251 30CrMnSiA hot rolled structure steel plates chemical composition:GB/T 11251 35CrMnSiA hot rolled structure steel plates BBN Steel is specializing in GB/T 11251 35CrMnSiA hot rolled structure steel plates which is under GB/T specification.GB/T 11251 35CrMnSiA hot rolled structure steel plates has excellent mechanical properties and widely application.Combining above advantages can be supplied the most in line with customer requirements products.
GB/T 11251 40Cr hot rolled structure steel plates ,BBN GB/T 11251 40Cr hot rolled structure steel plate is one of the most widely used steel in the machinery manufacturing industry.After quenched and tempered,GB/T 11251 40Cr hot rolled structure steel has good and comprehensive mechanical properties,good low temperature impact toughness and low notch sensitivity.GB/T 11251-2009,PDF in English - Chinese StandardHot-rolled alloy structural steel plates GB/T 11251-2009 Obsolete GB/T 11251-2009 GB/T 11251-2009 Chinese 16 Add to Cart =1-day [PDF from Chinese Authority,or Standard Committee,or Publishing House] Click to buy GB/T 11251-2009,PDF in English version.Auto-delivered inGB/T 11251-2020 English Version,GB/T 11251-2020 Alloy GB/T 11251-2020 English Version - GB/T 11251-2020 Alloy structural steel plate and strip (English Version) GB/T 11251-2020,GB 11251-2020,GBT 11251-2020,GB/T11251-2020,GB/T 11251,GB/T11251,GB11251-2020,GB 11251,GB11251,GBT11251-2020,GBT 11251,GBT11251
Jun 12,2020·This Standard specifies the order content,size,shape,weight,technical requirements,test methods,inspection rules,packaging,marking and quality certificates of alloy structural steel plate and strip.This Standard applies to alloy structural steel hot-rolled steel plates whose thickness is 4 mm ~ 200 mm (hereinafter referred to as steel plates) and alloy structural steel hot-rolled GB/T 11251-2020,PDF in EnglishGB/T 11251-2020 PDF in English version (GBT11251-2020).Auto immediate delivery.Powered by Google-Search Google-Books ChineseStandard.net Database 169760 (·This standard specifies the order content,size,shape and allowable deviation,technical requirements,test methods,inspection rules,packaging,marking and quality certificate of hot-rolled alloy structural steel plates.This standard is applicable to hot-rolled alloy structural steel plates with a thickness greater than 4 mm ~ 30 mm.GB/T 1591 Q460E hot rolled HSLA steel plates - BEBON steelGB/T 1591 Q460E hot rolled HSLA steel plates are usually applied in engineering and general structures at low temperature -40 C.Q460E steel plates are used for manufacturing bridges,ships,vehicles,boilers,high pressure vessels,oil and gas transmission pipelines,large steel structures,etc..GB/T 1591 Q460E hot rolled HSLA steel plates chemical composition:
GBT 10952-1989 Hobs for parallel side splines 10953 GB/T 28252-2012 Hobs for pre-grinding gear 10954 GB/T 10597-2011 Hoisting hoister 10955 GBTIntroduction of GB/T 11251 42CrMo ultra - steel platesGB/T 11251 42CrMo ultra high strength steel plate has high strength and toughness,good hardenability,no obvious temper brittleness,high fatigue limit and multiple impact resistance after quenching and tempering,and good impact toughness at low temperature.Some results are removed in response to a notice of local law requirement.For more information,please see here.12345Next
GBT 11251 30CrMo structural steel has good machinability and medium plasticity during cold deformation; the first kind of tempering brittleness is in the range of 300~350 C during heat treatment,and has the tendency to form white spots.GBT 11251 30CrMo structural steel is usually used in quenched and tempered condition.The chemical composition of GBT 11251 42CrMo steel plate The chemical composition of GBT 11251 42CrMo steel plate is one of the important factors affecting the quality and final performance of 42CrMo steel plate.It is also the main basis for the production of 42CrMo steel plate and even the final product heat treatment system.1) The melting composition of GBT 11251 42CrMo steel plategb t 3077 50crni steel chemical element-Wholesale SteelFor more information about GB/T 3077 Alloy steel plate,please clicking Mill Technical Information .If GB/T 3077 50Mn2 covers the following issues of hot rolled and forging alloy steel:the dimension,shape,weight,tolerance,.engineering specification,test method,inspection rules,packaging,marking,and quality certificates.
BBN steel is professional exporter of GB/T 11251 40Cr hot rolled structure steel plates in China.GB/T 11251 40Cr grade equivalernt materials DIN material No.1.7035/1.7045,France AFNOR 42C4,France NF steel 38Cr4/41Cr4,Italy UNI 41Cr4,Belgium NBN 42Cr4,Sweden SS 2245,American AISI/SAE/ASTM 5140,Japan JIS steel grade SCr440 (H) /SCr440,the ISO 41Cr4.