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发表于 2008-8-29 00:55:02
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Material : P355NH, forged, NORMALIZED, fully killed, fine graine practice, pre-machined with 2 mm tolerances
材质:P355NH,锻打,正火,全镇定晶粒,细化晶粒,粗加工误差2mm
Cert. : EN 10204/3.1
标准:
+ min Yield 355 MPa
曲阜强度355MPa
+ min Tensile 455 MPa
抗拉强度 455MPa
+ Impact test at -20 degr. Celcius
-20度低温冲击试验
+ grain size must be in the range of 8 to 12
晶粒度8-12
+ PED
+ C eqv max 0,45% long formula
C当量不高于0.45,长式算法
+ Carbon max 0,21%
C〈=0.21%
+ Sulfur max 0,030%
S〈=0.030%
+ Phosphorous max 0,035%
P〈=0.035%
+ Sulfur conent plus Phosphorous content max 0,050%
S、P总含量〈=0.050%
+ US tested acc. ASME SA 388
US检验依据ASTM SA 388 |
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