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HEAT RESISTING STEEL ELECTRODE
Brand Size(mm) Equivalent Specification Welding Position Type Of Current Typical Chemical Composition Of Deposited Metal(wt%) Typical Mechanical Properties Of Deposited Metal Application
C Mn Si P S Cr Mo V Cu Others Y.P.(Mpa) T.S.(Mpa) E.L.(%) I.V.(J)
SS.R307 2.5/3.2/4.0/5.0 NB/T E5515-1CM
GB/T E5515-1CM
AWS E8015-B2
PA,PB,PC,PD,PE,PF DC+ 0.065 0.60 0.39 0.028 0.012 1.18 0.55 - - - 501 595 26 常温/165 For welding pearlite heat-resistant steel, such as 15CrMo, whose welding working temperature is lower than 520℃.  
SS.R308 2.5/3.2/4.0/5.0 NB/T E5518-1CM
GB/T E5518-1CM
AWS E8018-B2
PA,PB,PC,PD,PE,PF DC+/AC 0.073 0.75 0.35 0.018 0.010 1.25 0.50 - - - 465 590 21 常温/145 For welding pearlite heat-resistant steel, such as 15CrMo, whose welding working temperature is lower than 520℃.  
SS.R317 2.5/3.2/4.0/5.0 NB/T E5515-1CMV
GB/T E5515-1CMV 
PA,PB,PC,PD,PE,PF DC+ 0.058 0.64 0.25 0.018 0.012 1.16 0.44 0.18 - - 545 641 22 常温/115 For welding pearlite heat-resistant steel, such as 12CrMoV, whose welding working temperature is lower than 540℃.  
SS.R407 2.5/3.2/4.0/5.0 NB/T E6215-2C1M
GB/T E6215-2C1M
AWS E9015-B3
PA,PB,PC,PD,PE,PF DC+ 0.076 0.71 0.34 0.016 0.010 2.43 1.15 - - - 580 650 19 常温/150 For welding pearlite heat-resistant steel,such as 2.25Cr-1Mo.
SS.R408 2.5/3.2/4.0/5.0 NB/T E6218-2C1M
GB/T E6218-2C1M
AWS E9018-B3
PA,PB,PC,PD,PE,PF DC+/AC 0.070 0.75 0.35 0.020 0.008 2.28 1.05 - - - 575 675 19.5 常温/160 For welding pearlite heat-resistant steel,such as 2.25Cr-1Mo.
SS.R507 2.5/3.2/4.0/5.0 NB/T E5515-5CMV
GB/T E5515-5CMV  
PA,PB,PC,PD,PE,PF DC+ 0.070 0.70 0.41 0.020 0.008 5.25 0.55 0.25 0.05 - 510 625 22 常温/182 For welding Cr5MoV,such as high temperature hydrogen corrosion resistant pipeline at 400℃.
SS.R707 2.5/3.2/4.0/5.0 GB/T E6215-9C1M  PA,PB,PC,PD,PE,PF DC+ 0.086 0.61 0.21 0.019 0.007 10.28 0.95 - - Ni:0.15 640 720 20 - For welding 9Cr-1Mo.
SS.R717 2.5/3.2/4.0/5.0 GB/T E6215-9C1MV
AWS E9015-B9
PA,PB,PC,PD,PE,PF DC+ 0.040 0.73 0.23 0.023 0.009 9.50 0.99 0.25 - Ni:0.86
Nb:0.05
621 764 20 - For welding superheater tubes and heads of high temperature and high pressure boilers, such as A213-T91/A335-P91 and other heat-resistant steel structures.
HEAT RESISTING STEEL ELECTRODE
Brand Size(mm) Equivalent Specification Welding Position Type Of Current Typical Chemical Composition Of Deposited Metal(wt%) Typical Mechanical Properties Of Deposited Metal Application
C Mn Si P S Cr Mo V Cu Others Y.P.(Mpa) T.S.(Mpa) E.L.(%) I.V.(J)
SS.R307 2.5/3.2/4.0/5.0 NB/T E5515-1CM
GB/T E5515-1CM
AWS E8015-B2
PA,PB,PC,PD,PE,PF DC+ 0.065 0.60 0.39 0.028 0.012 1.18 0.55 - - - 501 595 26 常温/165 For welding pearlite heat-resistant steel, such as 15CrMo, whose welding working temperature is lower than 520℃.  
SS.R308 2.5/3.2/4.0/5.0 NB/T E5518-1CM
GB/T E5518-1CM
AWS E8018-B2
PA,PB,PC,PD,PE,PF DC+/AC 0.073 0.75 0.35 0.018 0.010 1.25 0.50 - - - 465 590 21 常温/145 For welding pearlite heat-resistant steel, such as 15CrMo, whose welding working temperature is lower than 520℃.  
SS.R317 2.5/3.2/4.0/5.0 NB/T E5515-1CMV
GB/T E5515-1CMV 
PA,PB,PC,PD,PE,PF DC+ 0.058 0.64 0.25 0.018 0.012 1.16 0.44 0.18 - - 545 641 22 常温/115 For welding pearlite heat-resistant steel, such as 12CrMoV, whose welding working temperature is lower than 540℃.  
SS.R407 2.5/3.2/4.0/5.0 NB/T E6215-2C1M
GB/T E6215-2C1M
AWS E9015-B3
PA,PB,PC,PD,PE,PF DC+ 0.076 0.71 0.34 0.016 0.010 2.43 1.15 - - - 580 650 19 常温/150 For welding pearlite heat-resistant steel,such as 2.25Cr-1Mo.
SS.R408 2.5/3.2/4.0/5.0 NB/T E6218-2C1M
GB/T E6218-2C1M
AWS E9018-B3
PA,PB,PC,PD,PE,PF DC+/AC 0.070 0.75 0.35 0.020 0.008 2.28 1.05 - - - 575 675 19.5 常温/160 For welding pearlite heat-resistant steel,such as 2.25Cr-1Mo.
SS.R507 2.5/3.2/4.0/5.0 NB/T E5515-5CMV
GB/T E5515-5CMV  
PA,PB,PC,PD,PE,PF DC+ 0.070 0.70 0.41 0.020 0.008 5.25 0.55 0.25 0.05 - 510 625 22 常温/182 For welding Cr5MoV,such as high temperature hydrogen corrosion resistant pipeline at 400℃.
SS.R707 2.5/3.2/4.0/5.0 GB/T E6215-9C1M  PA,PB,PC,PD,PE,PF DC+ 0.086 0.61 0.21 0.019 0.007 10.28 0.95 - - Ni:0.15 640 720 20 - For welding 9Cr-1Mo.
SS.R717 2.5/3.2/4.0/5.0 GB/T E6215-9C1MV
AWS E9015-B9
PA,PB,PC,PD,PE,PF DC+ 0.040 0.73 0.23 0.023 0.009 9.50 0.99 0.25 - Ni:0.86
Nb:0.05
621 764 20 - For welding superheater tubes and heads of high temperature and high pressure boilers, such as A213-T91/A335-P91 and other heat-resistant steel structures.
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