|
EN 10088-3:2005不銹鋼。一般用途耐腐蝕鋼的半成品、棒材、線材、型材和光亮產品的交貨技術條件
|
|
|
|
|
|
|
|
|
EN 10028-7:2007壓力用鋼制扁平產品。不銹鋼
|
|
|
|
|
|
|
|
|
EN 10217-7:2005壓力用焊接鋼管。不銹鋼管
|
|
|
|
|
|
|
|
|
EN 10253-3:2008對焊管件。無特殊檢驗要求的鍛造奧氏體和奧氏體-鐵素體（雙相）不銹鋼
|
|
|
|
|
|
|
|
|
EN 10253-4:2008對焊管件。有特殊檢驗要求的鍛制奧氏體和奧氏體-鐵素體（雙相）不銹鋼
|
|
|
|
|
|
|
|
|
EN 10088-1:2005不銹鋼。不銹鋼清單
|
|
|
|
|
|
|
|
|
EN 10088-5:2009不銹鋼。建筑用耐腐蝕鋼棒材、棒材、線材、型材和光亮產品的交貨技術條件
|
|
|
|
|
|
|
|
|
EN 10088-4:2009不銹鋼。建筑用耐腐蝕鋼片/板和帶材交貨技術條件
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Equivalent grades:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Chemical composition % of steel X2CrNiMo18-15-4 (1.4438): EN 10088-2-2005
|
|
|
|
|
|
|
|
|
|
特定的硫含量范圍可以改善特定的財產。對于可加工性，建議并允許將硫含量控制在0.015%至0.030%之間。對于可焊性，建議并允許將硫含量控制在0.008%至0.030%之間。對于可極化性，建議將硫含量控制在最大0.015%。
|
|
|
|
|
|
|
|
|
|
未經買方同意，不得故意將本表中未列出的元素添加到鋼材中，除非對鑄件進行精加工。
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
C
|
Si
|
Mn
|
Ni
|
P
|
S
|
Cr
|
Mo
|
N
|
|
max 0.03
|
max 1
|
max 2
|
13 - 16
|
max 0.045
|
max 0.015
|
17.5 - 19.5
|
3月4日
|
max 0.11
|
|
|
|
|
|
|
|
|
|
|
|
Mechanical properties of steel X2CrNiMo18-15-4 (1.4438)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Rm - Tensile strength (MPa) (+A)
|
500-720
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Rm - Tensile strength (MPa) (+AT)
|
490-690
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Rp0.2 0.2% proof strength (MPa) (+A)
|
200-240
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Rp0.2 0.2% proof strength (MPa) (+AT)
|
220
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
KV - Impact energy (J) transverse, (+A)
|
+20°
|
-196°
|
|
|
|
|
|
|
|
60
|
60
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
KV - Impact energy (J) longitud., (+A)
|
+20°
|
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
A - Min. elongation at fracture (%) (+A)
|
35-40
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
A - Min. elongation at fracture (%) longitud., (+AT)
|
35
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Brinell hardness (HB): (+A)
|
215
|
|
|
|
|
|
|
|
|
Brinell hardness (HB): (+AT)
|
200
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
