德国 · DIN

1.7335

DIN EN 10253-2:2008 — 对接焊接管件 - 第2部分:有特殊检验要求非合金和铁素体合金钢

化学成分

元素minmax相似备注
Al0.04
C0.10.17For wall thickness => 30 mm the carbon content may be increased for cast and product analysisFor wall thickness => 30 mm the carbon content may be increased for cast and product analysis
Cr0.71.15
Cu0.3
Mn0.40.7
Mo0.40.6
Ni0.3
P0.025
S0.02
Si0.35

力学性能

热处理 / 状态屈服强度抗拉强度伸长率断面收缩率冲击功硬度
配件  正火及回火 (+NT)≥27 KV (20°C);≥40 KV (20°C)
配件  正火及回火 (NT)  <= 16 mm  (t - 壁厚)≥290 or Upper Yield strength (ReH)440–590≥22 For long. direction
配件  正火及回火 (NT)  > 16 <= 40 mm  (t - 壁厚)≥290 or Upper Yield strength (ReH)440–590≥22 For long. direction
配件  正火及回火 (NT)  > 40 <= 60 mm  (t - 壁厚)≥280 or Upper Yield strength (ReH)440–590≥22 For long. direction

高/低温力学性能

屈服强度 Rp0.2 (MPa)
热处理 / 状态温度 ℃近似
配件  正火及回火 (+NT)500166
配件  正火及回火 (+NT)450168
配件  正火及回火 (+NT)400174
配件  正火及回火 (+NT)350182
配件  正火及回火 (+NT)300192
配件  正火及回火 (+NT)250236
配件  正火及回火 (+NT)200245
配件  正火及回火 (+NT)150253
配件  正火及回火 (+NT)100264

蠕变性能

1. 厚板, 薄板

温度 ℃时间 hRp1CRS
45010000.0h235.36333.43
450100000.0h196.13264.78
46010000.0h223.59316.75
460100000.0h182.4247.13
47010000.0h211.82298.12
470100000.0h167.69227.51
48010000.0h198.09278.51
480100000.0h152.98207.9
49010000.0h183.38256.93
490100000.0h136.31192.21
50010000.0h166.71235.36
500100000.0h117.68166.71
51010000.0h146.12208.88
510100000.0h100.03140.24
52010000.0h125.53181.42
520100000.0h81.4111.8
53010000.0h106.89154.95
530100000.0h64.7287.28
54010000.0h89.24130.43
540100000.0h49.0365.7
55010000.0h73.55107.87
550100000.0h36.2849.03
56010000.0h62.7690.22
560100000.0h26.4838.25
57010000.0h52.9676.49
570100000.0h19.6130.4
58010000.0h45.1165.7
580100000.0h14.7124.52
59010000.0h39.2356.88
590100000.0h11.7721.57
60010000.0h34.3249.03
600100000.0h9.8119.61