科赫林 特种合金 · 自 2009

耐蚀合金板材

镍基合金、钛、双相与超级奥氏体不锈钢、铜镍、锆的热轧板与冷轧板,可剪切、水切割或按图下料。

供货范围

板材
厚度4.76 – 80 mm
交货状态固溶或退火,除鳞(酸洗)
加工剪切、水切割、按图下料;复合板可议

标准以外的尺寸与状态可按协议供货,询价时确认。

类型

热轧板

中厚板,固溶后除鳞交货。

冷轧板

较薄的板,厚度公差和表面更好。

下料件

圆板、环板、管板坯,按图纸切割。

厚度、宽度与长度公差

单位

按标准供货时厚度、宽度、长度允许的偏差。要更严的公差,询价时写明。

ASTM B127、B162、B168、B409、B424、B443镍基合金板厚度负偏差 0.3 mm0.01 in允许超重 4 – 19.5 %

板按厚度采购,不按重量。任何一处低于规定厚度不超过 0.3 mm(0.01 in),修磨去表面缺陷的地方也一样;厚度 51 mm(2 in)及以下的板,正的一边按每批平均重量限制,见第一张表。

厚度 51 mm 及以下:每批平均重量允许超出名义重量的百分数

厚度 mmin宽度 mmin
< 1220< 481220 – < 152048 – < 601520 – < 183060 – < 721830 – < 213072 – < 842130 – < 244084 – < 962440 – < 274096 – < 1082740 – < 3050108 – < 1203050 – < 3350120 – < 1323350 – < 3660132 – < 1443660 – < 4070144 – < 160
4.8 – < 7.93/16 – < 5/169.010.512.013.515.016.518.0———
7.9 – < 9.55/16 – < 3/87.59.010.512.013.515.016.518.0——
9.5 – < 11.13/8 – < 7/167.07.59.010.512.013.515.016.518.019.5
11.1 – < 12.77/16 – < 1/26.07.07.59.010.512.013.515.016.518.0
12.7 – < 15.91/2 – < 5/85.06.07.07.59.010.512.013.515.016.5
15.9 – < 19.15/8 – < 3/44.55.56.07.07.59.010.512.013.515.0
19.1 – < 25.43/4 – < 14.04.55.56.07.07.59.010.512.013.5
25.4 – 50.81 – 24.04.04.55.56.07.07.59.010.512.0

厚度 51 mm 以上:厚度正偏差

厚度 mmin宽度 mmin
< 915< 36915 – < 152036 – < 601520 – < 213060 – < 842130 – < 305084 – < 1203050 – < 3350120 – < 132≥ 3350≥ 132
> 51 – 76> 2 – 3+1.6+1/16+2.4+3/32+2.8+7/64+3.2+1/8+3.2+1/8+3.6+9/64
> 76 – 102> 3 – 4+2.0+5/64+2.4+3/32+2.8+7/64+3.2+1/8+3.2+1/8+3.6+9/64
宽度与长度(剪切、砂轮切割、等离子切割)

宽度正偏差。负偏差:剪切、砂轮切割 3.2 mm(⅛ in),等离子切割 0

厚度 mmin宽度 mmin
≤ 760≤ 30> 760 – 1830> 30 – 72> 1830 – 2740> 72 – 108> 2740 – 3660> 108 – 144> 3660 – 4070> 144 – 160
剪切
4.8 – < 7.93/16 – < 5/164.83/166.41/49.53/812.71/2—
7.9 – < 12.75/16 – < 1/26.41/49.53/89.53/812.71/215.95/8
12.7 – < 19.11/2 – < 3/49.53/89.53/812.71/215.95/819.13/4
19.1 – < 25.43/4 – < 112.71/212.71/215.85/819.13/422.27/8
25.4 – 31.81 – 1 1/415.95/815.95/819.13/422.27/825.41
砂轮切割
4.8 – 31.83/16 – 1 1/43.21/83.21/83.21/83.21/83.21/8
> 31.8 – 69.8> 1 1/4 – 2 3/44.83/164.83/164.83/164.83/164.83/16
等离子切割
4.8 – < 50.83/16 – < 212.71/212.71/212.71/212.71/212.71/2
50.8 – 69.82 – 2 3/415.95/815.95/815.95/815.95/815.95/8

长度正偏差。负偏差同上

厚度 mmin长度 mmin
≤ 1520≤ 60> 1520 – 2440> 60 – 96> 2440 – 3050> 96 – 120> 3050 – 6096> 120 – 240> 6096 – 9144> 240 – 360> 9144 – 11 430> 360 – 450> 11 430 – 13 716> 450 – 540> 13 716> 540
剪切
4.8 – < 7.943/16 – < 5/164.83/166.41/49.53/812.71/215.95/819.03/422.27/8—
7.94 – < 12.75/16 – < 1/29.53/812.71/212.71/212.71/215.95/819.03/422.27/825.41
12.7 – < 19.01/2 – < 3/412.71/212.71/215.95/815.95/819.03/422.27/828.61 1/834.91 3/8
19.0 – < 25.43/4 – < 115.95/815.95/815.95/819.03/422.27/828.61 1/834.91 3/841.21 5/8
25.4 – 31.81 – 1 1/419.03/419.03/419.03/422.27/828.61 1/834.91 3/841.21 5/8—
砂轮切割
4.8 – 31.83/16 – 1 1/43.21/83.21/83.21/83.21/83.21/83.21/8——
> 31.8 – 69.9> 1 1/4 – 2 3/44.83/164.83/164.83/164.83/164.83/164.83/16——
等离子切割
4.8 – < 50.83/16 – < 212.71/212.71/212.71/212.71/212.71/212.71/212.71/212.71/2
50.8 – 69.82 – 2 3/415.95/815.95/815.95/815.95/815.95/815.95/815.95/815.95/8
  • 圆板、异形板的允许超重比第一张表多 25 %;单块板超出名义重量不超过表值的 1¼ 倍。
  • 剪切板最小宽度、长度 610 mm(24 in);砂轮切割最小宽度 50.8 mm(2 in),板厚时为 101.6 mm(4 in)。宽度偏差适用于 6100 mm(240 in)以内的长度,更长的正负各再加 1.6 mm(1/16 in)。
  • 圆板直径只许正偏差:剪切圆板(厚 9.5 mm 以内)按直径 +6.4 – 11.1 mm(¼ – 7/16 in);等离子切割圆板 +12.7 mm(½ in),厚 50.8 mm(2 in)以上 +15.9 mm(⅝ in)。
  • 等离子切割的偏差范围可以全放在负边,或按买方要求正负分开。粉末切割、惰性气体切割的板和异形板,宽度、长度偏差由供需双方商定。
  • 825 合金(B424)4.8 – 6.4 mm 这一档,可按板也可按薄板交货。
ASTM B333、B435、B575、B582镍基合金板厚度负偏差 0.25 mm0.010 in厚度正偏差 0.53 mm – 5 %0.021 in – 5 %

适用于宽 1220 mm(48 in)及以下的板,距任一边 9.5 mm(⅜ in)以上处测。允许抛光或修磨去轻微表面缺陷,深度在负偏差以内。

厚度 mmin正偏差 mmin负偏差 mmin
4.762 – 5.5563/16 – 7/320.530.0210.250.010
> 5.556 – 6.350> 7/32 – 1/40.610.0240.250.010
> 6.350 – 9.525> 1/4 – 3/80.690.0270.250.010
> 9.525 – 12.70> 3/8 – 1/20.760.0300.250.010
> 12.70 – 15.88> 1/2 – 5/80.890.0350.250.010
> 15.88 – 19.05> 5/8 – 3/41.020.0400.250.010
> 19.05 – 22.25> 3/4 – 7/81.140.0450.250.010
> 22.25 – 25.4> 7/8 – 11.270.0500.250.010
> 25.4 – 63.5> 1 – 2 1/2厚度的 5 %0.250.010
宽度与长度
厚度 mmin宽度、长度 mmin
≤ 760≤ 30> 760> 30
剪切
4.76 – < 7.943/16 – < 5/16+4.76 / −3.18+3/16 / −1/8+6.35 / −3.18+1/4 / −1/8
7.94 – 12.705/16 – 1/2+6.35 / −3.18+1/4 / −1/8+9.52 / −3.18+3/8 / −1/8
砂轮切割
4.76 – 38.13/16 – 1 1/2±1.59±1/16±1.59±1/16
> 38.1 – 63.5> 1 1/2 – 2 1/2±3.18±1/8±3.18±1/8
火焰切割
4.8 – < 50.83/16 – < 2+12.7 / 0+1/2 / 0+12.7 / 0+1/2 / 0
50.8 – 76.22 – 3+15.9 / 0+5/8 / 0+15.9 / 0+5/8 / 0
  • 火焰切割的偏差范围可以全放在负边,或按买方要求正负分开。
  • 表中不含宽度超过 1220 mm(48 in)的板,询价时确认。
ASTM B625、B688、B463、B709超级奥氏体不锈钢与铁镍基合金板厚度负偏差 0.25 mm0.010 in厚度正偏差 1.14 – 16.00 mm0.045 – 0.630 in

表中为正偏差;厚度 254 mm(10 in)以下的板负偏差 0.25 mm(0.010 in)。沿纵边、距边 9.52 – 76.20 mm(⅜ – 3 in)处测。按 A240 采购的 904L、AL-6XN 用下面「不锈钢板」一组。

厚度 mmin宽度 mmin
≤ 2134≤ 84> 2134 – 3048> 84 – 120> 3048 – 3658> 120 – 144> 3658> 144
4.76 – < 9.523/16 – < 3/81.140.0451.270.050——
9.52 – < 19.053/8 – < 3/41.400.0551.520.0601.900.0752.290.090
19.05 – < 25.403/4 – < 11.520.0601.650.0652.160.0852.540.100
25.40 – < 50.801 – < 21.780.0701.900.0752.410.0952.920.115
50.80 – < 76.202 – < 33.180.1253.810.1504.440.1755.080.200
76.20 – < 101.63 – < 44.440.1755.330.2106.220.2457.110.280
101.6 – < 152.44 – < 66.350.2507.620.3008.890.35010.160.400
152.4 – < 203.26 – < 88.890.35010.670.42012.450.49014.220.560
203.2 – < 254.08 – < 1011.430.45013.720.54016.000.630—
宽度与长度、平直度

剪切板、万能轧机板的宽度、长度正偏差;负偏差均为 6.35 mm(¼ in)

宽度 mmin厚 < 9.52 mm(⅜ in)厚 9.52 – 12.70 mm(⅜ – ½ in)厚 > 12.70 – 25.40 mm(½ – 1 in)
宽度长度宽度长度宽度长度
长度 3658 mm(144 in)及以下
≤ 1219≤ 483.181/84.763/164.763/166.351/47.945/169.523/8
> 1219 – 1524> 48 – 604.763/166.351/46.351/47.945/169.523/811.117/16
> 1524 – 2134> 60 – 846.351/47.945/167.945/169.523/811.117/1612.701/2
> 2134 – 2743> 84 – 1087.945/169.523/89.523/811.117/1612.701/214.299/16
> 2743> 1089.523/811.117/1611.117/1612.701/215.885/817.4611/16
长度 > 3658 – 6096 mm(144 – 240 in)
≤ 1219≤ 484.763/169.523/86.351/412.701/27.945/1615.885/8
> 1219 – 1524> 48 – 606.351/411.117/167.945/1615.885/89.523/819.053/4
> 1524 – 2134> 60 – 849.523/812.701/211.117/1617.4611/1612.701/219.053/4
> 2134 – 2743> 84 – 10811.117/1614.299/1612.701/219.053/415.885/822.227/8
> 2743> 10812.701/215.885/815.885/822.227/817.4611/1625.401
长度 > 6096 – 9144 mm(240 – 360 in)
≤ 1219≤ 486.351/412.701/27.945/1615.885/89.523/819.053/4
> 1219 – 1524> 48 – 607.945/1615.885/89.523/819.053/412.701/219.053/4
> 1524 – 2134> 60 – 8411.117/1617.4611/1612.701/219.053/415.885/822.227/8
> 2134 – 2743> 84 – 10814.299/1619.053/415.885/822.227/819.053/425.401
> 2743> 10815.885/822.227/817.4611/1625.40122.227/825.401
长度 > 9144 – 12 192 mm(360 – 480 in)
≤ 1524≤ 6011.117/1628.581 1/812.701/231.751 1/415.885/834.921 3/8
> 1524 – 2134> 60 – 8412.701/231.751 1/415.885/834.921 3/819.053/438.101 1/2
> 2134 – 2743> 84 – 10814.299/1631.751 1/419.053/434.921 3/822.227/838.101 1/2
> 2743> 10819.053/434.921 3/822.227/838.101 1/225.40141.281 5/8
长度 > 12 192 – 15 240 mm(480 – 600 in)
≤ 1524≤ 6011.117/1631.751 1/412.701/238.101 1/215.885/841.281 5/8
> 1524 – 2134> 60 – 8412.701/234.921 3/815.885/838.101 1/219.053/441.281 5/8
> 2134 – 2743> 84 – 10815.885/834.921 3/819.053/438.101 1/222.227/841.281 5/8
> 2743> 10819.053/438.101 1/222.227/841.281 5/825.40144.451 3/4
长度 > 15 240 mm(600 in)
≤ 1524≤ 6012.701/244.451 3/415.885/847.621 7/819.053/447.621 7/8
> 1524 – 2134> 60 – 8415.885/844.451 3/419.053/447.621 7/822.227/847.621 7/8
> 2134 – 2743> 84 – 10815.885/844.451 3/419.053/447.621 7/822.227/847.621 7/8
> 2743> 10822.227/844.451 3/425.40150.80228.581 1/857.152 1/4

退火板平直度(偏离水平面的最大值)

厚度 mmin宽度 mmin
≤ 1219≤ 48> 1219 – < 1524> 48 – < 601524 – < 182960 – < 721829 – < 213472 – < 842134 – < 243884 – < 962438 – < 274396 – < 1082743 – < 3048108 – < 1203048 – < 3658120 – < 144≥ 3658≥ 144
4.76 – < 6.353/16 – < 1/419.053/426.991 1/1631.751 1/434.921 3/841.281 5/841.281 5/847.621 7/850.802—
6.35 – < 9.521/4 – < 3/817.4611/1619.053/423.8115/1628.581 1/834.921 3/836.511 7/1639.691 9/1647.621 7/8—
9.52 – < 12.703/8 – < 1/212.701/214.299/1617.4611/1619.053/423.8115/1628.581 1/831.751 1/436.511 7/1644.451 3/4
12.70 – < 19.051/2 – < 3/412.701/214.299/1615.885/815.885/820.6413/1628.581 1/828.581 1/828.581 1/834.921 3/8
19.05 – < 25.403/4 – < 112.701/214.299/1615.885/815.885/819.053/420.6413/1623.8115/1625.40128.581 1/8
25.40 – < 38.101 – < 1 1/212.701/214.299/1614.299/1614.299/1617.4611/1617.4611/1617.4611/1619.053/425.401
38.10 – < 101.601 1/2 – < 47.945/169.523/811.117/1612.701/215.885/819.053/422.227/825.40125.401
101.60 – < 152.404 – < 69.523/811.117/1614.299/1615.885/819.053/423.8115/1628.581 1/831.751 1/431.751 1/4
  • 平直度适用于长 4572 mm(15 ft)以内的板,或更长板的任意 4572 mm;长边不足 914 mm(36 in)时不超过 6.35 mm(¼ in)。规定最小屈服强度 240 MPa(35 ksi)及以上的板,表值乘 1.5。
  • 镰刀弯:任意 1524 mm(5 ft)内不超过 3.18 mm(⅛ in)。
  • 砂轮切割的板,宽度、长度正偏差:厚 25.40 mm 及以下 3.18 mm,至 50.80 mm 为 4.76 mm,至 76.20 mm 为 6.35 mm,至 101.6 mm 为 7.94 mm(⅛、3/16、¼、5/16 in);负偏差 3.18 mm(⅛ in)。
  • 圆板直径只许正偏差,按直径和厚度 6.35 – 17.46 mm(¼ – 11/16 in);厚度超过 15.88 mm(⅝ in)的圆板、异形板一般不剪切,机加工或火焰切割。
ASTM A240不锈钢板厚度负偏差 0.30 mm0.010 in厚度正偏差 1.15 – 14.0 mm0.045 – 0.550 in

中厚板(单张轧制)。表中为正偏差。按 mm 采购用公制表、按 in 采购用英寸表,两张表分档不同;厚度不在表中时,按下一个更大的厚度。

厚度 250 mm 及以下的板负偏差 0.30 mm

厚度 mm宽度 mm
< 21002100 – < 30003000 – < 3600≥ 3600
51.351.75——
81.151.302.15—
101.151.302.15—
201.401.552.152.30
251.551.652.152.55
501.801.902.402.95
753.203.804.455.10
1003.754.005.005.70
1504.505.008.509.00
2006.006.509.0011.0
2508.008.5011.014.0

厚度 10 in 以下的板负偏差 0.010 in

厚度 in宽度 in
≤ 84> 84 – 120> 120 – 144> 144
< 3/160.0550.070——
3/16 – < 3/80.0450.0500.085—
3/8 – < 3/40.0550.0600.0850.090
3/4 – < 10.0600.0650.0850.100
1 – < 20.0700.0750.0950.115
2 – < 30.1250.1500.1750.200
3 – < 40.1500.1600.2000.225
4 – < 60.1800.2000.3350.355
6 – < 80.2350.2550.3550.435
8 – < 100.3150.3350.4350.550
卷板开平的板、宽度与长度、平直度

热轧卷开平的板,厚度偏差

厚度 mm宽度 mm
≤ 1500> 1500
5.0+0.47 / −0.25+0.51 / −0.25
6.0+0.51 / −0.25+0.51 / −0.25
8.0+0.75 / −0.25+0.75 / −0.25
> 8.0+0.75 / −0.25+0.75 / −0.25

热轧卷开平的板,厚度偏差

厚度 in宽度 in
≤ 60> 60
> 0.1875 – 0.250+0.020 / −0.010+0.020 / −0.010
> 0.250 – 0.3125+0.022 / −0.010+0.022 / −0.010
> 0.3125+0.030 / −0.010+0.030 / −0.010

剪切中厚板的宽度、长度

尺寸 mm偏差 mm
宽度
< 2000+15 / 0
2000 – < 3000+20 / 0
≥ 3000+25 / 0
长度
< 4000+20 / 0
4000 – < 6000+30 / 0
6000 – < 8000+40 / 0
8000 – < 10 000+50 / 0
10 000 – < 15 000+75 / 0
15 000 – < 20 000+100 / 0

剪切中厚板的宽度、长度

尺寸 in偏差 in
宽度
≤ 84+5/8 / −1/4
> 84 – 108+3/4 / −1/4
> 108+1 / −1/4
长度
< 160+3/4 / −1/4
160 – < 240+1 1/4 / −1/4
240 – < 315+1 5/8 / −1/4
315 – < 394+2 / −1/4
394 – < 590+2 1/4 / −1/4
590 – < 790+2 1/4 / −1/4

中厚板平直度

厚度 mm平直度 mm
510
109.5
157.9
207.9
257.9
506.4
1506.4
> 1506.4

中厚板平直度

厚度 in平直度 in
< 1/47/16
1/4 – < 3/83/8
3/8 – < 1/25/16
1/2 – < 3/45/16
3/4 – < 15/16
1 – < 1 1/21/4
1 1/2 – < 41/4
≥ 41/4
  • 中厚板厚度沿原始纵边、距边 10 – 75 mm(⅜ – 3 in)处测;离边更远的地方,正偏差不超过表值的 2 倍。
  • 平直度适用于任意方向、长 914 mm(36 in)以内或更长板的任意 914 mm;长边不足 914 mm 时不超过 6.4 mm(¼ in)。规定最小屈服强度 240 MPa(35 ksi)及以上的板表值乘 1.5,双相钢和 254 SMO 都在此列。
  • 904L、AL-6XN 也可按 A240 采购,公差用这一组;按 B625、B688 采购用上面一组。
ASTM B265钛与钛合金板厚度负偏差 0.25 mm0.010 in厚度正偏差 1.14 – 16.00 mm0.045 – 0.630 in

表中为正偏差;厚度 254 mm(10 in)及以下的板负偏差 0.25 mm(0.010 in)。沿纵边、距边 9.52 – 76.20 mm(⅜ – 3 in)处测。

厚度 mmin宽度 mmin
≤ 2134≤ 84> 2134 – 3048> 84 – 120> 3048 – 3658> 120 – 144> 3658> 144
4.76 – < 9.520.1875 – < 0.3751.140.0451.270.0501.650.065—
9.52 – < 19.050.375 – < 0.7501.400.0551.520.0601.900.0752.290.090
19.05 – < 25.400.750 – < 1.0001.520.0601.650.0652.160.0852.540.100
25.40 – < 50.801.000 – < 2.0001.780.0701.900.0752.410.0952.920.115
50.80 – < 76.202.000 – < 3.0003.180.1253.810.1504.440.1755.080.200
76.20 – < 101.63.000 – < 4.0004.440.1755.330.2106.220.2457.110.280
101.6 – < 152.44.000 – < 6.0006.350.2507.620.3008.890.35010.160.400
152.4 – < 203.26.000 – < 8.0008.890.35010.670.42012.450.49014.220.560
203.2 – 254.08.000 – 10.00011.430.45013.720.54016.000.630—
宽度与长度、平直度

剪切矩形板的宽度、长度正偏差;负偏差均为 6.35 mm(¼ in)

宽度 mmin厚 < 9.52 mm(⅜ in)厚 9.52 – < 15.88 mm(⅜ – < ⅝ in)厚 15.88 mm(⅝ in)及以上
宽度长度宽度长度宽度长度
长度 < 3048 mm(120 in)
< 1524< 609.523/812.701/211.117/1615.885/812.701/219.053/4
1524 – < 213460 – < 8411.117/1615.885/812.701/217.4611/1615.885/822.227/8
2134 – < 274384 – < 10812.701/219.053/415.885/822.227/819.053/425.401
≥ 2743≥ 10815.885/822.227/819.053/425.40122.227/828.581 1/8
长度 3048 – < 6096 mm(120 – < 240 in)
< 1524< 609.523/819.053/412.701/222.227/815.885/825.401
1524 – < 213460 – < 8412.701/219.053/415.885/822.227/819.053/425.401
2134 – < 274384 – < 10814.299/1622.227/817.4611/1623.8115/1620.6413/1628.581 1/8
≥ 2743≥ 10815.885/825.40119.053/428.581 1/822.227/831.751 1/4
长度 6096 – < 9144 mm(240 – < 360 in)
< 1524< 609.523/825.40112.701/228.581 1/815.885/831.751 1/4
1524 – < 213460 – < 8412.701/225.40115.885/828.581 1/819.053/431.751 1/4
2134 – < 274384 – < 10814.299/1625.40117.4611/1628.581 1/822.227/834.921 3/8
≥ 2743≥ 10817.4611/1628.581 1/822.227/831.751 1/425.40134.921 3/8
长度 9144 – < 12 192 mm(360 – < 480 in)
< 1524< 6011.117/1628.581 1/812.701/231.751 1/415.885/838.101 1/2
1524 – < 213460 – < 8412.701/231.751 1/415.885/834.921 3/819.053/438.101 1/2
2134 – < 274384 – < 10814.299/1631.751 1/419.053/434.921 3/822.227/838.101 1/2
≥ 2743≥ 10819.053/434.921 3/822.227/838.101 1/225.40141.281 5/8
长度 12 192 – < 15 240 mm(480 – < 600 in)
< 1524< 6011.117/1631.751 1/412.701/238.101 1/215.885/841.281 5/8
1524 – < 213460 – < 8412.701/234.921 3/815.885/838.101 1/219.053/441.281 5/8
2134 – < 274384 – < 10815.885/834.921 3/819.053/438.101 1/222.227/841.281 5/8
≥ 2743≥ 10819.053/438.101 1/222.227/841.281 5/825.40144.451 3/4
长度 15 240 mm(600 in)及以上
< 1524< 6012.701/244.451 3/415.885/847.621 7/819.053/447.621 7/8
1524 – < 213460 – < 8415.885/844.451 3/419.053/447.621 7/822.227/847.621 7/8
2134 – < 274384 – < 10815.885/844.451 3/419.053/447.621 7/822.227/847.621 7/8
≥ 2743≥ 10822.227/844.451 3/425.40150.80228.581 1/857.152 1/4

退火钛板平直度(按宽度或长度)

厚度 mmin宽度或长度 mmin
≤ 1219≤ 481219 – < 152448 – < 601524 – < 182960 – < 721829 – < 213472 – < 842134 – < 243884 – < 962438 – < 274396 – < 1082743 – < 3048108 – < 1203048 – < 3658120 – < 144≥ 3658≥ 144
4.76 – < 6.353/16 – < 1/419.053/426.991 1/1631.751 1/434.921 3/841.281 5/841.281 5/847.621 7/850.8257.152 1/4
6.35 – < 9.541/4 – < 3/817.4611/1619.053/423.8115/1628.581 1/834.921 3/836.511 7/1639.691 9/1647.621 7/853.982 1/8
9.54 – < 12.703/8 – < 1/212.701/214.299/1617.4611/1619.053/423.8115/1628.581 1/831.751 1/436.511 7/1644.451 3/4
12.70 – < 19.051/2 – < 3/412.701/214.299/1615.885/815.885/820.6413/1628.581 1/828.581 1/828.581 1/834.921 3/8
19.05 – < 25.403/4 – < 112.701/214.299/1615.885/815.885/819.053/420.6413/1623.8115/1625.40128.581 1/8
25.40 – < 38.101 – < 1 1/212.701/214.299/1614.299/1614.299/1617.4611/1617.4611/1617.4611/1619.053/425.401
> 38.10 – < 101.6> 1 1/2 – < 44.763/167.945/169.543/811.117/1612.701/214.299/1615.885/819.053/422.227/8
> 101.6 – < 152.4> 4 – < 66.351/49.543/812.701/214.299/1615.885/819.053/422.227/825.40128.581 1/8
  • 平直度适用于长 4.57 m(15 ft)以内的板,或更长板的任意 15 ft;长边不足 914 mm(36 in)时不超过 6.35 mm(¼ in)。短边算宽度,宽度方向不超过该尺寸对应的表值;一般不超过长边对应的表值。
  • 钛板指厚 4.76 mm(3/16 in)及以上、宽 254 mm(10 in)以上;更窄的按扁棒(B348)。力学性能保证到厚 25 mm(1 in)。

铜镍、锆板的公差,询价时确认。

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