JIS G 3454 STPG370 Carbon enweghị nkebi igwe tubes egosipụtara

JIS G 3454 STPG370 Carbon enweghị nkebi tubes

Nkọwa dị mkpirikpi:

Ọkọlọtọ: JIS G 3454;
Ọkwa: STPG 370;
Usoro: enweghị nkebi ma ọ bụ ERW (ịgbado ọkụ eletrik);
Akụkụ: 10.5mm - 660.4mm (6A - 650A) (1/8B - 26B);
Ogologo: ≥ 4 m, ma ọ bụ ogologo omenala;
Ọrụ: ịkpụ, nhazi njedebe tube, ịgbawa ọkụ, nkwakọ ngwaahịa, mkpuchi, wdg.
Nkwupụta okwu: FOB, CFR na CIF na-akwado;
Ịkwụ Ụgwọ: T/T,L/C;
Uru: Ndị na-ere ọkpọkọ igwe anaghị agba nchara na ndị na-ere ahịa si China.

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Kedu ihe bụ STPG 370 Pipe Material?

STPG 370 bụ ọkwa ọkpọkọ nchara dị ala nke akọwapụtara na ọkọlọtọ Japanese JIS G 3454.

STPG 370 nwere ike tensile kacha nta nke 370 MPa yana ike mkpụrụ kacha nta nke 215 MPa.

STPG 370 nwere ike na-emepụta dị ka enweghị nkebi ígwè tubes ma ọ bụ welded ígwè tubes iji electric iguzogide ịgbado ọkụ (ERW) usoro.Ọ dị mma maka iji ya na sistemu ọkpọkọ nrụgide na-arụ ọrụ okpomọkụ ruo 350 Celsius.

Na-esote, anyị ga-eleba anya na STPG 370 site na usoro mmepụta ihe, ihe mejupụtara kemịkalụ, ihe eji arụ ọrụ, ule nrụgide hydrostatic, ule na-adịghị emebi emebi, na mkpuchi galvanized.

Usoro nrụpụta

Enwere ike ịmepụta JIS G 3454 STPG 370 site na ijienweghị nkebi or ERWusoro mmepụta ihe, jikọtara ya na ụzọ mmecha kwesịrị ekwesị.

Akara ọkwa	Akara nke usoro nrụpụta
	Usoro nrụpụta ọkpọkọ	Usoro mmecha
STPG370	Akwụsịghị: S Mgbado ọkụ eletrik: E	Emechara ọkụ: H Oyi emechara: C Dị ka ọkụ eletrik welded: G

Enweghị ntụpọnwere ike kewaa kpọmkwem na:

SH: Ọkụ nchara na-ekpo ọkụ na-agwụcha;

SC: Ọkpụkpụ ígwè na-enweghị ntụpọ oyi gwụchara;

ERWnwere ike kewaa kpọmkwem na:

EH: Igwe ọkụ na-ekpo ọkụ na-emecha ọkụ eletrik welded ígwè ọkpọkọ;

EC: Oyi mezuru ọkụ eletrik welded ígwè ọkpọkọ;

EG: Igwe ọkụ na-eguzogide welded ígwè ọkpọkọ na-abụghị ndị na-ekpo ọkụ na oyi na-agwụ.

Ngwakọta kemịkalụ

JIS G 3454na-ekwe ka mgbakwunye nke ihe ndị na-emepụta ihe na-adịghị na tebụl.

Akara ọkwa	C	Si	Mn	P	S
Akara ọkwa	max	max	-	max	max
JIS G 3454 STPG 370	0.25%	0.35%	0.30-0.90%	0.040%	0.040%

STPG 370 bụ obere carbon ígwè n'usoro nke chemical mejupụtara.Emebere ihe mejupụtara kemịkalụ ya iji mee ka a na-eji ya na gburugburu ebe na-agaghị agafe 350 Celsius, na ike dị mma, ike, na oke okpomọkụ.

Ihe eji arụ ọrụ

Akara nke ọkwa	Ike ọdụdọ	Ebe mpụta ma ọ bụ egosi nrụgide	Ogologo oge min,%
			Ibe ule tensile
			Nke 11 ma ọ bụ No.12	Nke 5	Nọmba.4
	N/mm² (MPA)	N/mm² (MPA)	Ntuziaka ule tensile
	min	min	Yiri na axis ọkpọkọ	Perpendicular na axis ọkpọkọ	Yiri na axis ọkpọkọ	Perpendicular na axis ọkpọkọ
STPT370	370	215	30	25	28	23

Na mgbakwunye na ike ike, ike nkwụsị, na elongation nke a kpọtụrụ aha n'elu, enwekwara ule na-agbawa agbawa na nkwụsịtụ.

Nnwale ire ọkụ: Mgbe ebe dị n'etiti efere abụọ ahụ ruru ebe a kapịrị ọnụ H, ọ gaghị enwe ntụpọ ma ọ bụ mgbawa n'elu ọkpọ ígwè.

Bendability: A ga-ehutu ọkpọkọ 90° na radius ugboro isii n'obosara ya.Mgbidi ọkpọkọ aghaghị ịbụ nke enweghị ntụpọ ma ọ bụ mgbawa.

Nnwale Hydrostatic ma ọ bụ Nnwale na-adịghị emebi emebi

A na-edobe ọkpọkọ ígwè ọ bụla na nyocha hydrostatic ma ọ bụ nyocha na-adịghị emebi emebi iji lelee ntụpọ ọ bụla na-adịghị ahụ anya na anya gba ọtọ.

Nnwale Hydrostatic

Dị ka ọkwa nhazi nke mgbidi mgbidi nke ọkpọkọ ígwè, họrọ uru nrụgide mmiri kwesịrị ekwesị, debe ya ma ọ dịkarịa ala 5 sekọnd, ma lelee ma ọkpọkọ ígwè na-agbapụta.

Ọkpụrụkpụ mgbidi ọnụ	Nọmba usoro: Sch
Ọkpụrụkpụ mgbidi ọnụ	10	20	30	40	60	80
Nrụgide ule hydraulic kacha nta, Mpa	2.0	3.5	5.0	6.0	9.0	12

JIS G 3454 ígwè pipe table na Pipe usoro nwere ike na-elele site na ịpị ndị a njikọ:

· JIS G 3454 Steel Pipe Weight Chart

· nhazi oge 10,nhazi oge 20,usoro 30,usoro 40,usoro 60, nausoro 80.

Nnwale na-adịghị emebi emebi

Ọ bụrụ na ejiri nyocha ultrasonic, ọ ga-adabere na ọkọlọtọ siri ike karịa akara UD klas na JIS G 0582.

Ọ bụrụ na a na-eji ule eddy ugbu a, ọ ga-adabere na ọkọlọtọ nke siri ike karịa akara akara EY na JIS G 0583.

Galvanized

Na JIS G 3454, a na-akpọ ọkpọkọ ígwè na-enweghị mkpuchiọkpọkọ ojiina galvanized ígwè ọkpọkọ na-akpọọkpọkọ ọcha.

Ọcha ọcha: galvanized ígwè ọkpọkọ

ọkpọkọ ojii: ọkpọkọ ígwè na-abụghị galvanized

Usoro maka ọkpọkọ ọcha bụ na a na-agbapụ ọkpọkọ ojii ndị ruru eru ma ọ bụ na-amịpụta iji wepụ ihe ndị na-adịghị ọcha n'elu ọkpọ ígwè ahụ wee jiri zinc mee ihe na-ezute ụkpụrụ JIS H 2107 nke ọ dịkarịa ala ọkwa 1. A na-eme ihe ndị ọzọ. dabere na ọkọlọtọ JIS H 8641.

A na-enyocha njirimara nke mkpuchi zinc dịka ihe achọrọ nke JIS H 0401, Nkeji edemede 6.

Gbasara anyị

Kemgbe e hiwere ya na 2014.Steel akpụkpọ ụkwụaghọwo onye na-ebute ụzọ na-ebufe carbon steel pipe na Northern China, mara maka ọrụ magburu onwe ya, ngwaahịa dị elu, na ngwọta zuru oke.

Ụlọ ọrụ ahụ na-enye ụdị ọkpọkọ carbon carbon dị iche iche na ngwaahịa ndị metụtara ya, gụnyere enweghị nkebi, ERW, LSAW, na SSAW ọkpọkọ ígwè, yana nchịkọta zuru ezu nke ọkpọkọ na flanges.Ngwaahịa ya ọpụrụiche gụnyekwara alloys dị elu na igwe anaghị agba nchara austenitic, ahaziri iji gboo ihe achọrọ nke ọrụ pipeline dị iche iche.