JIS G3124

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Jis G3124 Steel Boiler Plates

About JIS G3124 Steel Plate

  • Thickness: 5mm-100mm
  • Length: 3m-12m or according to customer requirement
  • Width: 400mm-5000mm
  • Application: HSLA steel plate, Boiler steel plate, Pressure vessel plate
  • Supplementary Technology: UT , AR , TMCP , N(Normalized), Q+T, Z Direction Test (Z15,Z25,Z35), Charpy V-Notch Impact Test.
  • Surface: Coated or Shot Blasting and Painting.
  • Delivery state: Hot Rolled, Cold Rolled
  • Steel Grade: SEV245, SEV295, SEV345

Product Scope:

JIS G3124 specifies high strength steel plates to be used for boilers and pressure vessels for intermediate and moderate temperature services. As a kind of HSLA steel, it has very good strength properties, according to mechanical properties, steel plate produced by this specification include 3 grades: SEV245, SEV295, SEV345, ANSON is an experienced boiler and pressure steel plate supplier which can offer you JIS G3124 steel plate and coil of all grade and dimension range.

JIS G3124 Chemical Composition:

Steel Grade C Si Mn P S Cu Mo Nb V
SEV245 0.20 0.15-0.60 0.80-1.60 0.030 0.030 0.20 0.15-0.60 0.80-1.60 0.030
SEV295 0.19 0.15-0.60 0.80-1.60 0.030 0.030 0.70 0.10-0.40 0.05 0.10
SEV345 0.19 0.15-0.60 0.80-1.60 0.030 0.030 0.70 0.15-0.50 0.05 0.10

JIS G3124 Mechanical Property

Steel Grade Yield stress (Mpa) Tensile stress (Mpa) Elongation (%)
SEV245 ≧370 510-650 ≧20
SEV295 ≧420 540-690 ≧19
SEV345 ≧430 590-740 ≧18

JIS G3124 Equivalent steel grade:

Steel Grade Europe Belgium Germany France Italy Sweden India Japan
SPV235 P 355 GHP 355 N D52-1,2E52-1,2 A St5219 Mn 8St E 355 E 355 RA 510 AP,FP Fe 510-1-KW SS 21,06,01   SB 480
SPV315 P296GHFe E315 D 47-1,2E47-1,2 A St4517 Mn 4St E 315   Fe 460-1-KW SS 21.01.01   SB450
SPV355 P 355 GH P 355 N D52-1,2 E52-1,2 A St52 19 Mn 8 St E 355 E 355 R

ANSON can supply JIS G3124 steel plates from stock or from reputed steel mills. We also offer steel fabrication service where steel plates can go through processings like cutting (any size and any shape), drilling, welding, milling, machining as you require. If you are interested in buying JIS G3124 steel plate products, contact us now for the latest price!

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