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ASTM A252 GR.2 GR.3 Pipe ígwè na-enweghị ntụpọ

Nkọwa Dị Mkpirikpi:

Ọkọlọtọ: ASTM A252;
Klas: Klas nke Abụọ (GR.2) na Klas nke Atọ (GR.3);
Usoro: Enweghị nsogbu;
Nha: 1/8″- 26″;
Ogologo: Ogologo akọwapụtara, ogologo otu enweghị usoro ma ọ bụ ogologo abụọ enweghị usoro;
Ngwa: Okpokoro ọkpọkọ;
Nkwupụta: A na-akwado FOB, CFR na CIF;
Ịkwụ Ụgwọ: T/T,L/C;
Ọnụahịa: Kpọtụrụ anyị maka ọnụahịa sitere n'aka onye na-ere paịpụ ígwè na China nke na-enweghị ntụpọ.

Nkọwa Ngwaahịa

Akara Ngwaahịa

Kedu ihe bụ ASTM A252?

ASTM A252 bụ ọkọlọtọ emepụtara kpọmkwem maka iji ya na ọkpọkọ ọkpọkọ ígwè.

ASTM A252 metụtara ọkpọkọ ọkpọkọ ebe silinda ígwè ahụ na-arụ ọrụ dị ka ihe na-ebu ibu na-adịgide adịgide, ma ọ bụ dị ka shei iji mepụta mkpọkọ simenti a kpụrụ akpụ.

Klas nke abụọ na klas nke atọ bụ abụọ n'ime klas ndị a.

Ọkwa ASTM A252

E kewara A252 n'ime ọkwa atọ nwere njirimara igwe emelitere n'usoro.

Ha bụ: Klas nke 1, Klas nke 2, naKlas nke 3.

Klas nke abụọ na Klas nke atọ bụ akara ndị a na-ejikarị eme ihe na ASTM A252, anyị na-akọwakwa ihe ndị dị na akara abụọ ahụ nke ọma na-esote.

Usoro Mmepụta

ASTM A252enwere ike imepụta ya site na usoro ịgbado ọkụ na-enweghị nsogbu, ịgbado ọkụ na-enweghị nsogbu, ịgbado ọkụ na-agba ọkụ, ma ọ bụ usoro ịgbado ọkụ na-agbakọta.

N'iji ọkpọkọ ọkpọkọ, ọkpọkọ ígwè na-enweghị ntụpọ na-enye nkwado magburu onwe ya n'ihi ike dị elu ha na njirimara ike ha otu.

Tinyere nke ahụ, enwere ike iji nnukwu ọkpụrụkpụ mgbidi rụọ ọkpọkọ ígwè na-enweghị ntụpọ, nke na-enye ha ohere iguzogide nrụgide ka ukwuu, na-eme ka ntụkwasị obi ha dịkwuo elu n'ihe owuwu nkwado.

usoro ọkpọkọ ígwè na-enweghị ntụpọ

Agbanyeghị, enwere ike imepụta paịpụ ígwè na-enweghị ntụpọ ruo dayameta kachasị nke 660 mm, nke na-egbochi ojiji ha n'ọrụ ndị chọrọ nnukwu dayameta. N'okwu a,LSAW(Longitudinal Submerged Arc Welded) naSSAW(Spiral Submerged Arc Welded) ọkpọkọ ígwè bara uru karịa.

Ngwakọta Kemịkalụ nke ASTM A252 Klas nke 2 na Klas nke 3

Ọkwa phosphorus ekwesịghị ịgafe 0.050%.

Achọghị ihe ndị ọzọ.

Njirimara igwe ASTM A252 nke ọkwa 2 na ọkwa 3

Ike nrụgide na ike mmepụta ma ọ bụ ebe mmepụta

  Klas nke Abụọ Klas nke 3
Ike nrụgide, nkeji 60000 psi[415 MPa] 60000 psi[415 MPa]
Ike Mmepụta ma ọ bụ Ike Mmepụta, nkeji 35000 psi[240 MPa] 45000 psi[310 MPa]

Ogologo

Enwere ike ịchọta nkọwa ndị a kapịrị ọnụ naNkọwa ASTM A252 nke e ji ọkpọkọ kpuchie.

Nnweta nha

Ndepụta Hazie ha Oke
Ibu Ibu Ọgụgụ Isi 95% - 125%
Dayameta Mpụta Dayameta Mpụta Akpọpụtara ± 1%
Ọkpụrụkpụ Mgbidi ọkpụrụkpụ mgbidi aha akọwapụtara Nkeji 87.5%

Ogologo Ogologo

Ogologo otu enweghị usoro 4.88 ruo 7.62 mita, sentimita asatọ
Ogologo ugboro abụọ na-enweghị usoro ihe karịrị mita 7.62, nke kacha nta nkezi bụ mita 10.67
Ogologo otu otu ogologo dịka akọwara ya na mgbanwe a na-anabata nke ±1 in.

Ụkpụrụ Ndị Dị Mkpa

ASTM A370: Usoro Nnwale na Nkọwa maka Nnwale Mekaniki nke Ngwaahịa ígwè;

ASTM A751: Usoro Nnwale, Omume, na Usoro maka Nyocha Kemịkalụ nke Ngwaahịa ígwè;

ASTM A941: Usoro gbasara ígwè, ígwè anaghị agba nchara, alloys ndị yiri ya, na ferroalloys;

ASTM E29: Omume maka iji ọnụọgụgụ dị mkpa na data nnwale iji chọpụta ma ihe kwekọrọ na nkọwapụta;

Gbasara anyị

Botop Steel bụ ụlọ ọrụ na-emepụta ma na-ebunye ọkpọkọ ígwè carbon dị elu nke e ji agbaze agbaze si China, ọ bụkwa ụlọ ọrụ na-ere ọkpọkọ ígwè na-enweghị ntụpọ, na-enye gị ọtụtụ ngwọta ọkpọkọ ígwè!

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