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2009 Year 1 Month 6 date、
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In position：Home-Fitting size limit
Welcome you the presence China Cangzhou Fengye Pipe Fitting CO.,LTD.！！！
Manufacture standard
Butt welding seamless fitting
Adapter
elbow
the same diameter three-way and four-way
Different diameter three-way and four-way
Hose cap
Steel pipe standard table
Stainless steel fitting
Steeliness seamless fitting wall thickness male level table
Fitting size limit windage
Fitting's shape position common distinction
Sample demonstration
Bend sample chart
Three Contacts sample chart
Flange sample chart
Elbow piece sample chart
Tapered pipe sample chart
Hose cap sample chart
Steel pipe sample chart
Coil sample chart
Tubing cross sample chart
Fitting size limit deviation
管件尺寸的极限偏差 mm GB12459-90
项目
管件种类
公 称 通 径 范 围
15~65
80~100
125~200
250~450
500
极 限 偏 差
端部外径
所有管件
+0.16
-0.8
±0.8
+2.4
-1.6
+4.0
-3.2
+6.4
-4.8
端部内径
+0.8
+1.6
±3.2
+4.8
壁厚
不小于公称壁厚的87.5%
中心至端部尺寸H.F
45°弯头
90°弯头
+2
+3
中心至中心P
180°弯头
+7
+10
背面至端部尺寸K
+7
长度L
异径弯头
+2
+3
中心至端部尺寸C.M
三通
+2
+3
背面至端面尺寸E.E1
管帽
+4
+7
All rights reserved： Copyright 2007 China·Cangzhou Fengye Pipe Fitting CO.,LTD.
Telephone：(0086)-317-6391951 Mobile Phone:(0086)15831739906 Fax：(0086)-317-6392448 E-mail：fygj@cz-fygj.com
Address: Cangqing road 186 ,Yanshan County,Hebei Province Technical support：
Cangzhou Xindongfang Network co.,ltd.
