Mpempe ọkwa dị n'ime na dayameta nke dị na mpụga

Mpekere ọkpọkọ ncharabụ ụdị nchara nke mere site na ịnyapụ nchara nchara n'ime ọdịdị ọkpọ ọkpọ ọkpọ (na-akpụzi akụkụ) wee na-agba ya ume. A na-ejikarị ya na sistemụ pipeline maka mmanụ, gas na nnyefe mmiri.

Dayameta ọkwa bụ dayameta ọkwa nke ọkpọkọ, uru ọkwa nke ogo ọkpọkọ. Maka ọkpọkọ nchara sara mbara, dayameta ahụ na-adịkarị nso, mana ọ bụghị haha, n'ezie n'ime ma ọ bụ nke ọma.

A na-egosipụta ya site na DN gbakwunyere ọnụọgụ, dịka DN200, nke na-egosi ọkpọ ọkpọ ọkpọ nwere dayameta n'ọnụ nke 200 mm.

Mpempe akwụkwọ dị elu (DN)
1. Obere obere dayameta (DN100 - DN300):
Dn100 (4 sentimita)
DN150 (6 sentimita asatọ)
DN200 (8 inch)
DN250 (kilomita 10)
DN300 (12 sentimita)

2. Ọkara dị na mpaghara (DN350 - DN700):
DN350 (14 sentimita)
Dn400 (sentimita iri na isii)
DN450 (18 inch)
Dn500 (sentimita 20)
DN600 (kilomita 24)
DN700 (28 sentimita)

3. Nnukwu dayameta (DN750 - DN1200)
DN750 (30 sentimita)
DN800 (32 sentimita)
DN900 (36 sentimita)
DN1000 (40 inch)
DN1100 (44 inch)
DN1200 (48 sentimita)

4. Ọzọ Nnukwu dayameta (DN1300 na nke dị elu)
DN1300 (52 sentimita)
DN1400 (56 sentimita)
Dn1500 (60 sentimita)
DN1600 (64 sentimita)
DN1800 (72 sentimita)
DN2000 (80 inch)
DN2200 (88 sentimita)
DN2400 (96 inch)
DN2600 (104 inch)
DN2800 (112 sentimita)
DN3000 (120 sentimita)

Mpụpụ mpụga (OD): OD bụ dayameta nke ọkwa dị elu nke ọkpọkọ spipe. Odi nke ọkpọkọ nchara sara mbara bụ ogo nke ọkpọkọ. Enwere ike ịnweta nke ahụ site na nha anya n'ezie, na-abụkarị milimita (mm).
Ọdịdị nke dị n'ime (ID): ID bụ dayameta nke ime dị n'ime akụkụ nke ọkpọkọ nchara. ID bụ ogo nke ọkpọkọ. A na-agbakọ id site na iwepu mgbidi okpukpu abụọ site na OD na Millimeter (MM) ID = ON-2 X

Ubi

Ọkpụkpụ nchara dị iche iche nwere ọkwa dị iche iche dị iche iche nwere ngwa dị iche iche na mpaghara dị iche iche:
1. Obere dayametaSsaw nchara pipe(DN100 - DN300): A na-ejikarị ya na injinia nke ime obodo maka mmiri ọkpọ, ọkpọsa mmiri, eriri gas, wdg.
2. Ọkara dị n'okpuruSsaw pipe(DN350 - DN700): Site na ọtụtụ ebe ọkpọkọ mmanụ na mmiri ọkụ. 3
3.Nnukwu dayameta Ssaw(DN750 - DN1200): Ejiri ya na ọrụ nnyefe mmiri dị ogologo, ọkpọkọ mmanụ, ọrụ dị ukwuu, dị ka njem dị ka njem.
4. Elekere-nnukwu dayametaSsaw carbon steel(DN1300 na nke dị elu): tumadi eji maka mmiri dị ogologo, mmanụ ọkpọkọ, mmanụ ọkpọkọ gas, pipeline pipelines na ọrụ akụrụngwa ndị ọzọ buru ibu.

A na-arụpụtakarị dayameta n'ọnụ na nkọwapụta ndị ọzọ nke ọkọlọtọ na nkọwapụta na nkọwapụta ndị dị mkpa:
1. International Vath: API 5L: API 5L: API 5L: API na-akwado nha na ihe onwunwe nke sọọsọ pịrọị pipe, na-ekwupụta nha na-emepụta ihe na-emepụta ihe
2. Ọkọlọtọ National: GB / T 9711: Ọdabara na ọkpọ ọkpọọ ụgbọ njem na mmanụ ụlọ ọrụ, na-akọwapụta ihe ndị chọrọ na-eme mkpọsa nchara sara mbara. GB / T 3091: Ọdabara na ọkpọkọ nchara maka ụgbọ njem dị ala, na-akọwapụta akụkụ na ọrụ aka chọrọ nke ihe chọrọ ọkpọkọ ọkpọkọ.