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ASTM A252 GR.2 GR.3 Igwe anaghị agba nchara

Nkọwa dị mkpirikpi:

Ọkọlọtọ: ASTM A252;
Ọkwa: Ọkwa 2 (GR.2) na ọkwa 3 (GR.3);
Usoro: enweghị nkebi;
Akụkụ: 1/8 "- 26";
Ogologo: Ogologo akọwapụtara, otu ogologo ogologo ma ọ bụ ogologo ọnụọgụ abụọ;
Ngwa: ọkpọkọ ọkpọkọ;
Nkwupụta okwu: FOB, CFR na CIF na-akwado;
Ịkwụ Ụgwọ: T/T,L/C;
Ahịa: Kpọtụrụ anyị maka ntinye aka sitere na onye na-ahụ maka ọkpọkọ ọkpọkọ China na-enweghị nkebi.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Kedu ihe bụ ASTM A252?

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

ASTM A252 na-emetụta ọkpọkọ ọkpọkọ nke ígwè cylinder na-arụ ọrụ dị ka onye na-ebu ibu na-adịgide adịgide, ma ọ bụ dị ka shei na-emepụta ikpo ihe nkedo n'ime ebe.

Ọkwa 2 na ọkwa 3 bụ akara ule abụọ a.

ASTM A252 ọkwa

A na-ekewa A252 n'ime akara ule atọ nwere ihe eji arụ ọrụ emelitere n'usoro.

Ha bụ: ọkwa 1, ọkwa 2, naNkeji 3.

Ọkwa 2 na ọkwa 3 bụ akara ule a na-ejikarị na ASTM A252, anyị na-akọwakwa njirimara nke akara ule abụọ ahụ n'ụzọ zuru ezu na-esote.

Usoro nrụpụta

ASTM A252enwere ike rụpụta ya site na enweghị nkebi, ịgbado ọkụ na-eguzogide, ịgbado ọkụ ọkụ, ma ọ bụ usoro ịgbado ọkụ.

N'ime ngwa ikpo ọkpọkọ, tubes ígwè enweghị nkebi na-enye nkwado dị mma n'ihi ike ha dị elu na njirimara ike otu.

Tụkwasị na nke ahụ, enwere ike ịmepụta tubes ígwè na-enweghị ihe ọ bụla na mgbidi mgbidi dị oke egwu, nke na-enye ha ohere iguzogide nrụgide dị ukwuu, na-eme ka ntụkwasị obi ha dịkwuo elu na ụlọ nkwado.

enweghị nkebi-steel-pipe-usoro

Agbanyeghị, enwere ike imepụta ọkpọkọ igwe anaghị agba nchara ruo oke dayameta nke 660 mm, nke na-egbochi ojiji ha na ngwa chọrọ ikpo dayameta buru ibu.N'okwu a,LSAW(Longitudinal Submerged Arc Welded) naSSAW(Spiral Submerged Arc Welded) ọkpọkọ ígwè na-aba uru karị.

Ngwakọta kemịkalụ nke ASTM A252 Grade 2 na Ọkwa 3

Ọdịnaya phosphorus agaghị agafe 0.050%.

Enweghị ihe ndị ọzọ achọrọ.

ASTM A252 Ọkwa 2 na Ngwongwo Mechanical Grade 3

Ike tensile na ike mpụta ma ọ bụ ihe mpụta

  Ọkwa 2 Nkeji 3
Ike nkwụsịtụ, min 60000 psi[415 MPa] 60000 psi[415 MPa]
Ebe mpụta ma ọ bụ ike mpụta, min 35000 psi[240 MPa] 45000 psi[310 MPa]

Ogologo oge

Enwere ike ịchọta nkọwa akọwapụtara naASTM A252 Piled Pipe nkọwa.

Ndidi n'akụkụ

Ndepụta Hazie Oke
Ibu Theoretical arọ 95% - 125%
Dayameta dị n'èzí Oke dayameta dị n'èzí akọwapụtara ± 1%
Ọkpụrụkpụ mgbidi kpọmkwem n'ọnụ mgbidi ọkpụrụkpụ nkeji 87.5%

Ogologo Ogologo

Otu ogologo random 16 ruo 25 ft (4.88 ruo 7.62 m), inch
Ogologo okpukpu abụọ enweghị usoro ihe karịrị 25 ft (7.62 m) na nkezi kacha nta nke 10.67 m
Ogologo uwe ogologo dị ka akọwapụtara ya na mgbanwe ikike nke ±1 in.

Ụkpụrụ ndị dị mkpa

ASTM A370: Uzo nnwale na nkọwapụta maka nnwale igwe nke ngwaahịa igwe;

ASTM A751: Uzo nnwale, omume, na okwu maka nyocha kemịkalụ nke ngwaahịa igwe;

ASTM A941: Okwu gbasara igwe, igwe anaghị agba nchara, ihe ndị metụtara ya, na Ferroalloys;

ASTM E29: Omume maka iji ọnụọgụ dị mkpa na data nnwale iji chọpụta nkwekọ na nkọwapụta;

Gbasara anyị

Botop Steel bụ onye na-emepụta ọkpọkọ carbon steel nke na-ebupụta ya na onye na-ebubata ya site na China, yana onye na-ahụ maka ọkpọkọ igwe anaghị agba nchara, na-enye gị ụdị ngwọta dị iche iche nke ọkpọkọ ígwè!

ASTM A252 GR.3 Structural LSAW(JCOE) Carbon Steel Pipe

ASTM A252 GR.3 SSAW Steel Piles Pipe


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