Ka lebitso bophara le ka hare le ka ntle bophara ba spiral tšepe phala

Pipe ea tšepe ea spiralke mofuta oa phala ea tšepe e entsoeng ka ho pitikisa lesela la tšepe hore le be sebōpehong sa phala ka tsela e itseng ea spiral (ho etsa angle) ebe oa e tjheseletsa. E sebelisoa haholo lits'ebetsong tsa lipeipi bakeng sa phetisetso ea oli, khase ea tlhaho le metsi.

Bophahamo ba lebitso ke bophara bo ikhethileng ba phala, boleng bo ikhethileng ba boholo ba phala. Bakeng sa phala ea tšepe ea spiral, bophara ba lebitso hangata bo haufi, empa ha bo lekane le, bophara ba sebele ba kahare kapa kantle.

Hangata e hlalosoa ke DN hammoho le palo, e kang DN200, e bontšang phala ea tšepe e nang le bophara ba 200 mm.

Mofuta o tloaelehileng oa bophara ba nominal (DN):
1. Sebaka se senyenyane sa bophara (DN100 - DN300):
DN100 (4 inch)
DN150 (6 inches)
DN200 (8 inches)
DN250 (10 inches)
DN300 (12 inches)

2. Mefuta e bohareng ea bophara (DN350 - DN700):
DN350 (14 inch)
DN400 (16 inches)
DN450 (18 inches)
DN500 (20 inches)
DN600 (24 inches)
DN700 (28 inches)

3. Large Diameter Range (DN750 - DN1200)
DN750 (30 inches)
DN800 (32 inches)
DN900 (36 inches)
DN1000 (40 inches)
DN1100 (44 inch)
DN1200 (48 inch)

4. Mefuta e mengata ea bophara bo boholo (DN1300 le holimo)
DN1300 (52 inch)
DN1400 (56 inches)
DN1500 (60 inches)
DN1600 (64 inches)
DN1800 (72 inch)
DN2000 (80 inches)
DN2200 (88 inches)
DN2400 (96 inches)
DN2600 (104 inch)
DN2800 (112 inch)
DN3000 (120 inch)

Bophara ba ka ntle (OD): OD ke bophara ba bokantle ba bokantle ba phala ea tšepe ea spiral. OD ea phala ea tšepe ea spiral ke boholo ba 'nete ba bokantle ba phala. OD e ka fumanoa ka tekanyo ea sebele, hangata ka limilimithara (mm).
Ka hare Diameter (ID): ID ke bophara ba bokaholimo ba bokahare ba phala ea tšepe ea spiral. ID ke boholo ba 'nete ba bokahare ba phala. ID hangata e baloa ka ho tlosa botenya ba lebota habeli ho OD ka limilimithara (mm) ID = OD-2 x Botenya ba Lerako.

Sebaka sa kopo

Liphaephe tsa tšepe tsa Spiral tse nang le li-diameter tse fapaneng li na le ts'ebeliso e fapaneng mafapheng a fapaneng:
1. bophara bo nyanePipe ea tšepe ea Ssaw(DN100 - DN300): e sebelisoang hangata ho boenjiniere ba masepala bakeng sa lipeipi tsa phepelo ea metsi, liphaephe tsa drainage, lipeipi tsa khase, joalo-joalo.
2. bophara bo maharengPipe ea Ssaw(DN350 - DN700): e sebelisoa haholo ho oli, lipeipi tsa khase ea tlhaho le lipeipi tsa metsi a indasteri. 3. phala e kholo ea bophara ba spiral steel (DN100 - DN300): e sebelisoang hangata ho lipeipi tsa phepelo ea metsi ea boenjiniere ba masepala, liphaephe tsa drainage, lipeipi tsa khase, joalo-joalo.
3.Pipe e kholo ea Diameter Ssaw(DN750 - DN1200): e sebelisoang mererong e telele ea phetisetso ea metsi, liphaephe tsa oli, merero e meholo ea indasteri, joalo ka lipalangoang tse mahareng.
4. bophara bo boholo bo boholoPipe ea Ssaw Carbon Steel(DN1300 le ka holimo): haholo-holo e sebelisetsoa merero ea libaka tse telele tsa metsi, tsa oli le tsa khase, lipeipi tse tsamaeang ka tlas'a metsi le merero e meng e meholo ea meralo ea motheo.

Bophahamo ba lebitso le litlhaloso tse ling tsa phala ea tšepe ea spiral hangata li hlahisoa ho latela litekanyetso le litlhaloso tse amehang:
1. litekanyetso tsa machaba: API 5L: e sebetsang ho phaephe ea tšepe ea lipalangoang, e hlalosa boholo le litlhoko tsa thepa ea phala ea tšepe ea spiral ASTM A252: e sebetsang ho pipe ea tšepe ea mohaho, e hlalosa boholo le litlhoko tsa tlhahiso ea phala ea tšepe ea spiral.
2. Tekanyetso ea naha: GB / T 9711: e sebetsang ho pipe ea tšepe bakeng sa lipalangoang tsa indasteri ea oli le khase, e hlalosa litlhoko tsa tekheniki tsa pipe ea tšepe ea spiral. gb/t 3091: e sebetsang ho phala ea tšepe e cheselitsoeng bakeng sa lipalangoang tsa mokelikeli o tlase, e totobatsa litekanyo le litlhoko tsa tekheniki tsa phala ea tšepe ea spiral.