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ϺȺ²ϿƼ޹˾ > HDPE缠绕结构壁管?
ڣ2015-02-01       2103 
HDPEƽṹˮܲһԸܶȾϩHDPEΪԭϣƺӳεһֹܲġصijιգھ3000mmĴھܲģɵģĿǰг̶ܳȺܸߣιصƣʹøܲ޷ͬˮܲһijпڹܲģҹ˾ͨоܲͬڳвʽIJˮܼHDPEпڲƹܣHDPEпڲƹӷ㣬ǽ˹ܲİװѺ©Ҫ£Ժáᡢʴ͵ܺá³Ժõŵ㡣ˮ۹ܲģҲɹ㷺Ӧũҵˮѹˮҵˮ۵Ϲܲġ
Ʒ:
ϹܲҪƷУPVCܡUPVCƹܺHDPEUPVCƹܵȡΪھˮܣƹ豸Ͷʾ޴ֱDN600mmϵ˫ڲƹ豸ڣڹģƲδǹϵܣùеHDPEԭնȲ룻UPVCܲ豸Ͷʴҹܲijɱߣ˷ѣھ˫ڲƹĽṹڣʹùܲıؼᣬնǿ豸ͶҲСˮԽԽܵƳ硣
ȻHDPE˫ڲƹܲϹܲоͻϵŵ㣬ڲƹܲĵļ죬ƿӷʽڲƹܲĶصij͹գ޷ʵڣӷʽΪƹһ⡣ʱҵڵڲƹܲĵӷʽҪеʽʽװʱһҪͨ磬һҪ𣬶ĵˮλȽϸߣڿڼʮִеˮҲճɰӣװ㣬ҲڰȫӷʽһԼʲƹܲĵƹӦá
˾Ʒпڵܷ˫ڲƹܣܺõĽƹܲİװ⣬˲ƹܲûڵʷ䰲װݣֻҪвͿˣھȫڻƵķʽɰװͬʱܷ˱ϣܲġܼʹֲͬʣͬ©ܷⲿλ˿ڲλһ룬ڵãȳ󸺺ɳɹܲ©ϹܵĸԲƷƶ˹ܵϻĸΪϹܲDzƹܲĵƹ˻شٽá

ڲƷ߱ڵŵ㣬ˮ龮ﵽܺõʹЧ˸աʵĹܵν⣬©⵼µˮȾĿƷнǿĿѧʴܣҲ©⣬ԸõˮŷţʵȾ

ص㣺
1 ǿ˫ڽṹ
ƷĽṹƲõɽṹǿԭеɵĿѹ쵫ױѹص㣬߹ܲ⸺˫ڹͬǿ˫ڲƹܲĽṹõɽṹĻ߸ԣﵽŵĽṹƣӽȣһڣҲ˵ֽṹȼӽܾиǿĽṹͻնȡ
2 ԭʲƷ
ܲԭϵĵģǹܲIJҪɸѡΪݹʱ׼й涨ϹܲĻնȼ㹫˾
S = E I / D3
Sն Eģ IԾ Dֱܲ
֪ܲĵĻնܲԭϵĵģȣ˫ڲƹܲøܶȾϩרϣֻͬʵĻϣʹòƷǸնָﵽ˷dzõ֣ͬʱԹܵӦԣ
3 Թ
HDPE˫ڲƹǴԹܣѹʱԹԹܸܳɵĻȫͬԹѹƻ֮ǰнϴıΣԹܲСͬĸ£ԹΧĻܸͬأͬãˣHDPE˫ڲƹܲҪԹһĻնȺǿȣںĸն£ȫԴﵽʹõĿġĿǰӦϵĹܲĻնһΪС8KN/O
4 ǿ¶ȣ40桫60棬Ȼкܺõijܡ
5 ᣬܶȲ1Ϊͬȹˮܵ1/8װж䡢װ㣬Ҫ͵װ豸
6 ˮϵͣn0.00780.009һȡ0.01Źn0.0130.014ͬھܲȿ30%40%٣
7 ĥܺãĥԶŹܣUPVCܣּɰܵȹܲģ
8 ѧʴHDPEʲᡢεʴлʴϸ⡢ṸUPVCӽܵ۽вܺбͪȼ顢Ũʡ
9 ʹϻ112ϣܲ50ꣻ
10 ӷ㣺嵯ܷвӣ㡢ݡȫЧͬʱΪڿɲܲϵΪ0.130.15mm/m.kȳ󸺺ɳɵĹܲĵ
11ƷHDPEƷ100ɻգȾ
12ۺ۵ͣˮϵС󡢿ɽͬܲĵĿھͬʱ֮ŻɰʯȿɣùܲĹܱƽڻʩ٣ȶ
Ӧ ùܲڵũˮˮˮۡѹˮȡ´ߡҵˮ۵ȹ̡
Ʒ
Ҫָ

Ŀ
Ҫ
ִб׼
1
ɫܱƽ
GB/T8806
2
1޷ֲ㡢
GB/T9647
2 ʵ30ӣܲСڰ뾶Ӧԭʼ뾶80%
3 ܲĵκβκη򲻷õ
3
ն
SN44KN/O
GB/T9647
SN6.36.3KN/O
SN88KN/O
SN12.512.5KN/O
4
ߴ
PE3%
GB/T6671
PP2%
5
䴸ʵ
0桢3.2Kg2mTIR10%
GB/T6112
6
ǿ
Ƴߴ
С
λN
BS
En1979
300DN400
380
400DN500
510
500DN700
760
800DN
1020
7
ܷ £ˮѹ0.15MPa15min©
GB/T6111
ӡҳرմ
 
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