904L不锈钢棒现货 904L不锈钢棒零切 904L订做加工 质量保证

904L不锈钢棒分为904L不锈钢圆棒，904L不锈钢方棒，904L不锈钢光亮棒904L 国内牌号00Cr20Ni25Mo4.5Cu.随用途而异。C含量=0.02%或0.03%.具有较高的铬含量和足够的镍含量，铜的加入使它具有很强的抗酸能力，尤其对氯化物间隙腐蚀和应力腐蚀崩裂有高度抗性

904L的成分

C 0.0160

Si 0.3500

Mn 1.2000

P 0.0150

Cr 20.0000

Mo 4.3000

904L标准

1.美国原始标准

UNS N08904 (904L)Alloy Data ASTM Standards

Bar ASMESB649

Butt Weld Fittings ASMESB366

Forgings ASMESB649

Pipe Tube, Seamless ASMESB677

Pipe, Welded ASMESB673

Tube, Welded ASMESB674

Plate ASMESB625

Chemical Composition(wt%)

Carbon (C) 0.02 Max.

Manganese (Mn) 2.00 Max.

Phosphorus (P) 0.045 Max.

Sulphur (S) 0.035 Max.

Silicon (Si) 1.00 Max.

Nckel (Ni) 23.0 - 28.0

Chromium (Cr) 19.0 - 23.0

Molybdenum (Mo) 4.0 - 5.0

Copper (Cu) 1.0 - 2.0

Iron (Fe) Balance

Minimum Physical Properties

Tensile Strength 71 KSI Min.

Yield Strength 31 KSI Min.