ASME SA-299/SA-299M C-Mn-Si steel plates Specification:SA299 is a kind of carbon steel material, it's product type is steel plates. Based on SA299 higher C, Mn, and Si composition, SA299 widely used to fabric pressure vessel.ASME SA-299/SA-299M SA299 steelchemical composition:ChemicalTypeThickness(mm)Composition

MnHeat analyse250.90~1.40

250.90~1.50

Product analyse250.84~1.52

250.84~1.62

C Heat analyseProduct analyse250.28

250.30

P , S Heat analyseProduct analyse-0.035

-0.035

SiHeat analyse-0.15~0.40

Product analyse-0.13~0.45

SA299 Grade A, SA299 Grade B Pressure vessel steel plateSourceYusheng steelCarbon steel with Manganese-Silicon plateSA299 Grade A,SA299 Grade Bunder steel specification standard ASME SA 299/SA 299M.There are other two steel grades A299 Grade A and A299 Grade B owned the similar steel properity which is according to ASTM A 299/A 299M.As for the heat treatment, steel plate A299 Grade A and A299 Grade B equal and under 50 millimeter are normally rolled in the as-rolled condition,pressure vessel steel plate.According to ASTM A299/A299M standard, steel plate A299 Grade A and A299 Grade B shall be chosed in the following technical conditions: S1.Vacuum treatment, S2. Product analysis. S3. Simulated post weld heat treatment of mechanical test coupons, S4. Additional tension test, S5. Charpy V-notch impact test, S6. Drop weight test, S7. High temperature tension test.Mechanical properties for SA299 Grade B pressure vessel steel plate:ThicknessYield strength (Mpa)Tensile strength (Mpa)Elongation,%200mm

T25325550-69016

T25310

Chemical composition of Heat analysis for SA299 Grade B Crabon steel plate (Max %):CSiMnPSNi

0.280.15/0.400.90/1.500.0200.0100.25

CrMoNbCuAl

0.250.100.020.250.020

SMEASTMA203/A203MSA203 Grade E,SA203 Grade F,SA203 Grade D,SA203 Grade B,SA203 Grade AA204/A204MA204 Grade A,A204 Grade B,A204 Grade CA285/A285MA285 Grade A,A285 Grade B,A285 Grade CA299/A299MSA299 Grade A,SA299 Grade BA302/A302MSA302 Grade A,SA302 Grade B,SA302 Grade C,SA302 Grade DA387/A387MSA387Gr11CL1,SA387Gr11CL2,SA387Gr12CL1,SA387Gr12CL2,SA387Gr22CL1,SA387Gr22CL2A515/A515M(S)A515Gr55,(S)A515Gr60,(S)A515Gr65, (S) A515Gr70A516/A516M(S)A516Gr55,(S)A516Gr60,(S)A516Gr65,(S) A516Gr70A533/A533MSA533GrACL1/CL2/CL3/CL4,SA533GrBA537/A537M(S)A537CL1, (S)A537CL2, (S)A537CL3

A515Gr60,A515 Grade 65,A515 Gr.70 boiler steel plateSourceYusheng SteelASTM A515 Grade 60 boiler steel plateunder A515/A515M steel standard specification for pressure vessel steel plate,carbon steel for intermediate and higher temperature service.Generally as rolled for boiler steel plate SA515 Grade 60 shall be ok,for thickness above 40mm,Yusheng steel suggest customers accept Normalised heat treatment for pressure vessel steel plate A515 Grade 60 which can improve the steel property and enhance steel toughness.Pressure vessel steel plate A515 Grade 65is under ASTM A515/A515M steel standard,there are other two relative steel grades in this standard,A515 Grade 60 boiler steel and A515 Grade 70 boiler steel.Comparing with A515 Grade 60,boiler steel plate A515 Grade 65 owned a higher contains in element Carbon,so boiler steel plate A515Gr65 has a higher yield strength and tensile strength after rolled. The steel A515 Grade 65 shall be killed and made to a coarse austenitic grain size practice.ASME SA515 Grade 70and ASTM A515 Grade 70 are carbon silicon steel plate for building boilers and pressure vessels in intermediate and higher temperature services.There are three steel grades A515 Grade 60 boiler steel plate,A515 Grade 65 boiler steel plate and A515 Grade 70 boiler steel plate owning to different yield strength and tensile strength.Pressure vessel steel plate A515Gr70 owned tensile strength within 485-620 Mpa,and the minimum yield strength shall be above 260 Mpa.The steel grade A515 Grade 70 contains a higher carbon contains comparing with A515 Grade 60 and A515 Grade 65.

SA387 Grade 11 CL 1 SA387 Grade 11 CL 2 A387 Grade 11 CL1 A387 Grade 11 CL2SourceYusheng steelPressure vessel used alloy steel plateSA387 Grade 11 CL 1,SA387 Grade 11 CL 2,A387 Grade 11 CL 1 and A387 Grade 11 CL 2 are with Chromium-Molybdenum alloy elements.Pressure vessel steel plate SA387 Grade 11 CL 1 and SA387 Grade 11 CL 2 are in American standard ASME SA 387/SA 387M.Boiler steel plate A387 Grade 11 Cl 1 and A387 Grade 11 Cl 2 are according to ASTM A387/A387M.These steel materials also shall conform to steel specification A 20/A 20M.These requirements outline the testing and retesting methods and procedures,permissible variations in dimensions and weight,quality and repair of defects,marking,loading,etc.In addition to the basic requirements of this specification forsteel plate SA387 Grade 11 CL 1,SA387 Grade 11 CL 2,A387 Grade 11 CL 1 and A387 Grade 11 CL 2,certain supplementary requirements are available whenadditional control, testing, or examination is required to meetend use requirements. These include:1 Vacuum treatment,2 Additional or special tension testing,3 Impact testing, 4 Nondestructive examination.Mechanical properties for SA387 Grade 11 CL 1 pressure vessel steel plate:Yield strength (Mpa)Tensile strength (Mpa)Elongation,%200mm

240415-58519

Chemical composition of Heat analysis for SA387 Grade 11 CL 1 Alloy steel plate (Max %):CSiMnPSCrMo

0.05/0.170.50/0.800.40/0.650.0350.0351.00/1.500.45/0.60

SA387 Grade 12 CL 1 SA387 Grade 12 CL 2 A387 Grade 12 CL1 A387 Grade 12 CL2SourceYusheng steelA387 Grade 12 CL 1,A387 Grade 12 CL 2are under steel specification standard ASTM A387/A387M for pressure vessel steel plates,alloy steel with Chromium-Molybdenum.The equal steel plate SA387 Grade 12 CL 1 and SA387 Grade 12 CL 2 are under American steel stamdard SA 387/SA 387M.All these alloy steel plates intended primarily for welded boilers and pressure vessels&tanks.Rolling maximum thickness of plates is limited only by the capacity of the composition to meet the specified mechanical property requirements.For pressure vessel steel plate SA387 Grade 12 CL 1,the tensile strength shall be within 380 to 550,minimum yield strength is 230 Mpa.For SA387 Grade 12 CL 2 pressure vessel steel plate,the tensile strength is at 450-585 Mpa and yield point shall be above 275 Mpa.Besides the five main elements, Cr-Mo is also in the chemical composition for these alloy steels.Mechanical properties for SA387 Grade 12 CL 2 pressure vessel steel plate:Yield strength (Mpa)Tensile strength (Mpa)Elongation,%200mm

275450-58519

Chemical composition of Heat analysis for SA387 Grade 12 CL 2 Alloy steel plate (Max %):CSiMnPSCrMo

0.05/0.150.500.30/0.600.0350.0352.00/2.500.90/1.10

SA387 Grade 22 CL 1 SA387 Grade 22 CL 2 A387 Grade 22 CL1 A387 Grade 22 CL2SourceYusheng steelChromium-Molybdenum alloy steel plateSA387 Grade 22 CL 1,SA387 Grade 22 CL 2,A387 Grade 22 CL1,A387 Grade 22 CL2 under steel specification standard ASTM A387/A387M and ASME SA387/SA387M are popularly used for welded boilers and pressure vessels designed for elevated temperature service.The main different between steel plate SA387 Grade 22 CL 1 and SA387 Grade 22 CL 2 is the mechanical properity,for pressure vessel steel plate A387 Grade 22 CL 1,the tensile strength shall be 415-585 Mpa,minimum yield point is 205 Mpa.And for pressure vessel steel plate A387 Grade 22 CL 2,the minimum yield strength shall be 310 Mpa,tensile strength within 515-690 Mpa.Normally, YUSHENG STEEL supply these steel plate of A387 Grade 22 CL 1 and A387 Grade 22 CL 2 under Normalizing and Tempering delivery condition.Else, when the end user required, heat treatment for annealing is also can be done from our mill.Mechanical properties for SA387 Grade 22 CL 2 pressure vessel steel plate:Yield strength (Mpa)Tensile strength (Mpa)Elongation,%50mm

310515-69018

Chemical composition of Heat analysis for SA387 Grade 22 CL 2 Alloy steel plate (Max %):CSiMnPSCrMo

0.05/0.150.500.30/0.600.0350.0352.00/2.500.90/1.10

(S)A302 Grade A, (S)A302 Grade B Pressure vessel steel plateSourceYusheng steelPressure vessel steel plate SA302 Grade AandSA302 Grade Bunder steel standard ASME SA302/SA302M which is manganese-molybdenum alloy steel plates intended particularly for welded boilers and other pressure vessels.According to their strength levels,there are different grades A302 Grade A,A302 Grade B,A302 Grade C and A302 Grade D.Pressure vessel steel plate A302 Grade A owned tensile strength within 515-655 Mpa,minimum yield strength is 310 Mpa,and pressure vessel steel plate A302 Grade B owned tensile strength at 550-690 Mpa.For these pressure vessel steel plates, Ultrasonic test have to be done after rolling and the test values and result shall be indicated in our mill certificates.Our mill would issue the original MTC (Mill test certificate) under format EN 10204 3.1 if without the third party inspection. When our end customers ask for doing the third party inspections,we would like to try our best to assistance the third party agents to finish the goods inspection,and finally owned their stamped and endorsed on our original MTCs.Mechanical properties for SA302 Grade A pressure vessel steel plate:Yield strength (Mpa)Tensile strength (Mpa)Elongation,%200mm

310515-65515

Chemical composition of Heat analysis for SA302 Grade A Alloy steel plate (Max %):ThicknessCSiMnPSMo

T250.200.15/0.400.95/1.300.0350.0350.45/0.60

25T500.23

T500.25