Q310GNH ígwè

A na-akpọkarị akara ụghalaahịa COR-TEN nchara ma mgbe ụfọdụ na-ede na-enweghị hyphen dị ka corten steel, bụ otu igwe alloys nke emepụtara iji kpochapụ mkpa eserese, ma na-etolite nchara siri ike ma ọ bụrụ na ihu igwe kpughee ya. ruo ọtụtụ afọ.
COR-TEN izizi nwetara aha ọkọlọtọ A 242 (COR-TEN A) site na otu ụkpụrụ ASTM International. Ọhụrụ ASTM akara ule bụ A 588 (COR-TEN B) na A 606 maka obere mpempe akwụkwọ. All Alloys bụ a na-ahụkarị mmepụta na ojiji.

Tụnyere carbon ígwè, Q310GNH ígwè nwere mma corrosion iguzogide na ikuku. E jiri ya tụnyere igwe anaghị agba nchara, e nwere naanị ihe ndị na-eme ka ihe na-eme ka a na-ahụ anya, na mkpokọta phosphorus, ọla kọpa, chromium, nickel, molybdenum, niobium, vanadium, titanium, wdg nke alloys dị ka igwe ihu igwe bụ naanị pasent ole na ole.

GB/T 4171 Q310GNH Nkọwapụta Plate Weathering Steel

Ọkpụrụkpụ: 1mm-100mm

Obosara: 1000 mm ruo 4100 mm

Ogologo: 1000 mm ruo 12000 mm

GB/T 4171 Q310GNH Weathering steel efere Chemical mejupụtara(%)

C≤0.12 Silicon: 0.25-0.75 Manganese: 0.2-0.5 P: 0.07-0.12 sekọnd≤0.02

GB/T 4171 Q310GNH Mechanical Njirimara nke Weathering Steel Plate

Ike ntakiri Min MPa: 450 Ike mbịara Min MPa: 310

Ọgwụgwọ elu: ọgwụgwọ ngwọta

Elu: elu ụlọ mmepụta ihe, nchara, elu enweghị nchara

Asambodo: BV, Asambodo mmesi obi ike, SGS

Q310GNH steel Ngwakọta kemịkalụ (Heat Analysis Max%):

Ọkwa	C Max	Si	Mn	P	S Max
Q310GNH	0.12	0.1-0.4	0.2-0.5	0.07-0.12	0.02

Ngwongwo arụrụ arụ nchara Q295GNH:

Ọkwa	Ike Mpụta (MPa)	Ike Tensile (MPa)	% Mgbatị min
Q310GNH	285-310	430-560	24