<font id="3vnff"></font><video id="3vnff"><i id="3vnff"><font id="3vnff"></font></i></video>
<dl id="3vnff"><delect id="3vnff"><font id="3vnff"></font></delect></dl><dl id="3vnff"></dl><dl id="3vnff"><delect id="3vnff"><font id="3vnff"></font></delect></dl><i id="3vnff"><delect id="3vnff"><font id="3vnff"></font></delect></i><video id="3vnff"></video>
<video id="3vnff"><i id="3vnff"><font id="3vnff"></font></i></video>
<dl id="3vnff"><delect id="3vnff"><font id="3vnff"></font></delect></dl>
<video id="3vnff"></video>
<video id="3vnff"></video><dl id="3vnff"></dl><video id="3vnff"></video><video id="3vnff"><i id="3vnff"></i></video>
<dl id="3vnff"><i id="3vnff"><font id="3vnff"></font></i></dl><dl id="3vnff"></dl><dl id="3vnff"><font id="3vnff"></font></dl>
<video id="3vnff"></video><dl id="3vnff"><i id="3vnff"><font id="3vnff"></font></i></dl>
中文版 | ENGLISH
點擊這里給我發消息 點擊這里給我發消息
產品展示
在線留言

電話:0510-86577888 / 0510-86573666       0510-86576588
聯系人:陸先生 13003361088 
傳真:0510-86560685
E-mail:jytongda@126.com
Q  Q:269654511,347518012
地址:江陰市霞客鎮峭岐峭璜路1號

通達首頁 --> 輸送流體用無縫鋼管

標準:
GB/T8163——中國國家標準

用途:
用于輸送流體用的一般無縫鋼管

主要生產鋼管牌號:
10、20、Q345 等

尺寸公差:

鋼管種類

外徑(D)

鋼管壁厚(S)

冷拔管

鋼管外徑(mm)

允許偏差(mm)

鋼管壁厚(mm)

允許偏差(mm)

>30~50

±0.3

≤30

±10%

>50~219

±0.8%

熱軋管

>219

±1.0%

>20

±10%


力學性能:

標準

牌號

抗拉強度(MPa)

屈服強度(MPa)

伸長率(%)

GB/T8163

10

335~475

≥205

≥24

20

410~550

≥245

≥20

Q345

490~665

≥325

≥21


化學成分:

標準

牌號

化學成分(%)

C

Si

Mn

P

S

Cr

Ni

Cu

GB/T8163

10

0.07~0.14

0.17~0.37

0.35~0.65

≤0.035

≤0.035

≤0.15

≤0.25

≤0.25

20

0.17~0.24

0.17~0.37

0.35~0.65

≤0.035

≤0.035

≤0.25

≤0.25

≤0.25

Q345

0.12~0.20

0.20~0.55

1.20~1.60

≤0.045

≤0.045

/

/

/


返回
| 查看次數:

地址:江蘇省江陰市霞客鎮峭岐峭璜路1號  蘇ICP備08020649號-1
電話:0510-86577888  傳真:0510-86560685

Copyright © 2022 江陰市通達特種管制造有限公司
  江陰網頁設計:江陰聯創
人妻精品久久久久中文字幕
<font id="3vnff"></font><video id="3vnff"><i id="3vnff"><font id="3vnff"></font></i></video>
<dl id="3vnff"><delect id="3vnff"><font id="3vnff"></font></delect></dl><dl id="3vnff"></dl><dl id="3vnff"><delect id="3vnff"><font id="3vnff"></font></delect></dl><i id="3vnff"><delect id="3vnff"><font id="3vnff"></font></delect></i><video id="3vnff"></video>
<video id="3vnff"><i id="3vnff"><font id="3vnff"></font></i></video>
<dl id="3vnff"><delect id="3vnff"><font id="3vnff"></font></delect></dl>
<video id="3vnff"></video>
<video id="3vnff"></video><dl id="3vnff"></dl><video id="3vnff"></video><video id="3vnff"><i id="3vnff"></i></video>
<dl id="3vnff"><i id="3vnff"><font id="3vnff"></font></i></dl><dl id="3vnff"></dl><dl id="3vnff"><font id="3vnff"></font></dl>
<video id="3vnff"></video><dl id="3vnff"><i id="3vnff"><font id="3vnff"></font></i></dl>