Pipe expansion joint
1.ISO9001 and ISO14001
2.12 years experience,OEM manafacturer
3.Material:rubber ring and steel
Pipe expansion joint :
1:Function
Borrowing advanced technologies from abroad,the product is researched and processed under current situations of China.It has the features of novel design,simple and reliable institutions,very easy for the installation and maintenance of pipes.
2:Excutive Standard
standard for design,process,test:GB/T12465-2007
Flange connection:GB/T17241-1998,GB/T9115-2000
3:Main metal parts basic Informationand materials
| Part Name | Item | Trade mark | Design code |
Main body, Gland, Limited short pipe. | Carbon steel, Quality carbon steel, Nodular cast iron, Stainless steel. | Q235-A,20,35,45,QT400-15,0cr18Ni9,00Cr17Ni14Mo2 | GB/T700-1998 GB/T699-1999 GB/T1348-1998 GB/T3280-1992 |
Bolt, Stud, Power Screw, Nut. | Carbon steel,Quality carbon steel,stainless steel | Q235A,35,45,00Cr17Ni14Mo2,1Cr18Ni10Ti | GB/T4237-1992 GB/T700-1998 GB/T699-1999 GB/T1220-1992 |
| rubber code | stadard No. | applicable medium |
| WA | HG/T3091-2000 | cold drinking water bellow 50°c |
| WC | HG/T3091-2000 | Sea water,frensh water,domestiv seawage,air |
| SL70 | HG/T3093-1988 | raw oil,lubricating oil,product oil |
| G70 | HT/T3092-1988 | Fuel gas,thermal gas |
| FN70 | HG/T3089-2001 | fuel oil |
| WB | HG/T3097-2006 | hot drinkable water bellow 110°c |
| WD | HG/T3097-2006 | hot undrinkable water bellow 110°c |
| F70 | AMS7276G-2001 | steam at lower than 200°c |
4:Dimension
