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  • CompanyName :Wuxi Zhongben Special Steel Pipe Co., Ltd
  • Phone number:+86 18921248823 / +18017919193 / 18927715963   
  • Fax:0510-83206011   
  • Q        Q:2956547225  
  • Email: LIYANG.zhongben@outlook.com   
  • Address:No. 7 Shunnan Road, Qianqiao Street, Huishan District, Wuxi City   
  • Website:www.wxzbyx.com 
Executive StandardsLocation:Home > > Executive Standards
尺寸、角度公差
Tolerance Of Size And Angle

WXZB01通常(特殊)
WXZB01 Usually (special)
JISG3466 (日本)
JISG3466 (Japan)
GB6728-2017 (中国)
GB6728-2017 (China)
GB3094-2012 (中国)
GB3094-2012 (China)
EN10210(欧洲)
EN10210(Europe)
边长
length
A,B mm




50 以下
Under 50
±0.5
±0.5
250
250
±2.0
±2.0
30 以下
Under 30
±0.3(普通)
±0.3(ordinary)
±0.2(高级)
±0.2(advanced)
±1%
±1%
±0.5
±0.5
<100
Under lOO
±0.5(±0.25)
±0.5(±0.25)
100 以下
Under 100
±1.5
±1.5
100
100
±0.8
±0.8
300
300
±2.4
±2.4
30-50
30-50
±0.4(普通)
±0.4(ordinary)
±0.3(高级)
±0.3(advanced)
100以上
Above 100
±0.8%(±0.5%)
±0.8%(±0.5%)
100以上
Above 100
±1.5%
±1.5%
150
150
±1.2
±1.2
350
350
±2.8
±2.8
50-75
50-75
±0.8%(普通)
±0.8%(ordinary)
±0.7%(高级)
±0.7%(advanced)
200
200
±1.6
±1.6
400
400
±3.2
±3.2
75以上
Above 75
±1%(普通)
±1%(ordinary)
±0.8%(高级)
±0.8%(advanced)
平面度 mm
Level degree mm
<100
Under lOO
±0.5(±0.3)以下
Under±0.5(±0.3)
100 以下
Under 100
±0.5以下
Under ±0.5
60 以下
Under 60
±0.4
±0.4

50-75
50-75
±0.8%(普通)
±0.8%(ordinary)
±0.5%(高级)
±0.5%(advanced)
1%
100以上
Above 100
0.5%(0.4%)以下
Under0.5%(0.4%)
100以上
Above 100
边长±0.5%
A,B±0.5%
60以上
Above 60
0.6%
0.6%
m±0.9%(普通)
±0.9%(ordinary)
±0.6%(高级)
±0.6%(advanced)
相邻平面夹角Contained angle of adjoint level±1.0° ( ±0.5° )
±1.0° ( ±0.5° )
±1.5°
±1.5°

±1°
±1°
弯曲度
Bending degree
全长0.15%,1米内1mm
1.5mm in total length
1mm in 1 meter is allowed
全长0.3%以下
Total length is
under 0.3%
每米不大于2,全长不大于0.2%
Each meter is not greater than 2, the total length is not greater than 0.2%
每米≤4.0mm,全长≦0.4%
Per meter≦4.0mm,total length≦0.4%
每米≤3.0mm,全长≦0.2%
Per meter≦3.0mm,total length≦0.2%
角部
Angle department
Rs≦2-3tRs=3t以下
Rs under 3t
碳素钢 Rs=3.5t以下
carbon streel Rs under
t<6
t<6
Rs≦2t
Rs≦2t
Rs≦3t
Rs≦3t
低合金钢Rs=4以下
Low-alloy Rs under 4t
6≦t≦10
6≦t≦10
Rs≦2.5t
Rs≦2.5t
t>10
t>10
Rs≦3t
Rs≦3t
扭转 Distortion全长0.15%,1米内1mm
1.5mm in total length
1mm in 1 meter is allowed
不能有明显扭转
not obvious distorition
75以下
under75
≤2.5mm/m
≤2.5mm/m
每米≤0.5mm
Per meter≦0.5mm
75以上
Above 75
≤3mm/m
≤3mm/m
壁厚 wall thickness使用材料的相应标准公差范围内
in the range of corresponding tolerance standards of the material
10%
注:(1) WXZB01—本企业标准,结构用冷弯空心型钢
(2) JISG3466―日本一般构造用方矩型钢管标准;
(3) GBH-6728-2017—结构用冷弯空心型钢;GB3094-2000―冷拔异型钢管
(4)其他特殊精度要求以供需双方所签协议为准;
(5)焊缝通常在异型管长边的中间部位,如有特殊要求清另外提出;
(6)普碳钢材质:Q195-Q355、10#~45# 等;不锈钢材质:SUS304、316、321
Note
(1 )WXZB01 -TTS enterpnse internal standard, cold formed steel hollow sections for general structure
(2)JISG3466~lhe standard of rectangle type steel lubes that generally constructed and used in Japan
(3)GB/T6728-2017-cold formed steel hollow sections for general structure
GB3094-2000 -cold drawn shaped steel tubes
(4)Other special precision is according to the agreement signed by both sides of supply and demand
(5)Tbe welded joint usually in the middle of the heterogeneous type tube broadside ,please propose in addition for special demand
(6)carbon steel type:Q195-Q355,10#-45#, and so on; Stainless steel type:SUS3O4. 316.321, titanium alloy, pure titanium and so on


Contact us

  • Fax:0510-83206011
  • Address:No. 7 Shunnan Road, Qianqiao Street, Huishan District, Wuxi City  
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