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S31803無縫管 S31803雙相不銹鋼管

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商品說明

一、S31803雙相不銹鋼材質(zhì)介紹:

S31803是在瑞典SAF2205基礎(chǔ)上研發(fā)的,是目前世界上雙向鋼中應(yīng)用最普通的鋼種,對含curing氫、二氧化碳、氯化物環(huán)境具有耐受性,可進(jìn)行冷熱加工成形,焊接性能好,適用作結(jié)構(gòu)材料,代替304和316使用。

二、S31803雙相不銹鋼應(yīng)用和特性:

S31803制作油井管、化工儲罐、換熱器、冷凝冷卻器等易產(chǎn)生點(diǎn)蝕和應(yīng)力腐蝕受壓設(shè)備。

三、S31803雙相不銹鋼相近牌號:

國標(biāo)數(shù)字名稱國標(biāo)新名稱國標(biāo)舊名稱日本JIS美標(biāo)ASTM
S22253022Cr22Ni5Mo3N00Cr22Ni5Mo3N329J3LS31803
美 標(biāo)UNS美 標(biāo)SAE德標(biāo)DIN歐洲EN其它
F51~1.4462X2CrNiMo22-5-3~

四、S31803雙相不銹鋼化學(xué)成分:

碳C硅Si錳Mn磷P硫 S鉻C
≤0.030≤1.00≤2.00≤0.030≤0.02021.00~23.00
鎳Ni鉬Mo氮N銅Cu鐵Fe鈮Nb
4.50~6.502.50~3.500.08~0.20~余量~
硼B(yǎng)鈦Ti:鋁Al釩 V鎢W鈰Ce
~~~~~~
五、S31803雙相不銹鋼規(guī)格尺寸:

熱扎棒15~100mm,鍛制棒:100mm~350mm,冷扎薄板0.05mm-4.0mm,熱扎板:4mm~14mm,帶2mm-10mm,各尺寸規(guī)格鍛件鍛件,庫存?zhèn)別不定尺等。

六、S31803雙相不銹鋼物理性能:

熔點(diǎn)/℃比熱容/kg/(kg.k)℃0~100℃熱導(dǎo)率/w/(m.k)100~500℃線脹系數(shù)/(10-6/k)100~500℃電阻率/(Ω.mm2/m)20℃縱向彈性模量/GPa20℃
1420~14620.519~2313.7~14.70.88186
密度g/cm硬度HBW硬度HRB磁性

7.8200


七、S31803雙相不銹鋼力學(xué)性能:

熱處理加熱溫度0/°C加熱方式抗拉強(qiáng)度RM/MPa≥延伸強(qiáng)度Rp0.2/MPa≥延伸率A/%≥斷面收Z/%≥
950~1200快冷65545030
商品參數(shù)
DN美標(biāo)/國標(biāo)Ⅰ國標(biāo)ⅡSCH5SSCH10SSCH10SCH20SCH30SCH40S/STDSCH40SCH60SCH80S/XSSCH80SCH100SCH120SCH140SCH160XXS
DN15 1/221.3181.652.112.11
2.412.772.77
3.733.73


4.787.47
DN20 3/426.7251.652.112.11
2.412.872.87
3.913.91


5.567.82
DN251"33.4321.652.772.77
2.93.383.38
4.554.55


6.359.09
DN321 1/442.2381.652.772.77
2.973.563.56
4.854.85


6.359.7
DN401 1/248.3451.652.772.77
3.183.683.68
5.085.08


7.1410.15
DN502"60.3571.652.772.77
3.183.913.91
5.545.54


8.7411.07
DN652 1/273762.113.053.05
4.785.165.16
7.017.01


9.5314.02
DN803"88.9892.113.053.05
4.785.495.49
7.627.62


11.1315.24
DN903 1/2101.6
2.113.053.05
4.785.745.74
8.088.08




DN1004"114.31082.113.053.05
4.786.026.02
8.568.56
11.13
13.4917.12
DN1255"141.31332.773.43.4

6.556.55
9.539.53
12.7
15.8819.05
DN1506"168.31592.773.43.4

7.117.11
10.9710.97
14.27
18.2621.95
DN2008"219.12192.773.763.766.357.048.188.1810.3112.712.715.0918.2620.6223.0122.23
DN25010"273.12733.44.194.196.357.89.279.2712.712.715.0918.2621.4425.428.5825.4
DN30012"323.93253.964.574.576.358.389.5310.3114.2712.717.4821.4425.428.5833.3225.4
DN35014"355.63773.964.786.357.929.539.5311.1315.0912.719.0523.8327.7931.7535.71
DN40016"406.44264.194.786.357.929.539.5312.716.6612.721.4426.1930.9636.5340.49
DN45018"457.24804.194.786.357.9211.139.5314.2719.0512.723.8329.3634.9339.6745.24
DN50020"5085304.785.546.359.5312.79.5315.0920.6312.726.1932.5438.144.4550.1
DN55022"558.8
4.785.546.359.5312.79.5322.2312.728.5834.9341.2847.6353.98
DN60024"609.66305.546.356.359.5314.279.5317.4824.6112.730.9638.8946.0252.3759.54

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