A618 High-Strength Structural Tubing
A618 High-Strength Structural Tubing
A618 High-Strength Structural Tubing

A618 High-Strength Structural Tubing

Txuj: ASTM A618 / ASME SA618
Grade: Ia, Ib, II, III
Cov duab: Round, Square, Rectangular
Hom: Seamless thiab Welded

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A618 Pipe Description

A618 steel yeeb nkab yog ib qho kub-tsim welded thiab seamless high-strength low-alloy structural yeeb nkab siv rau vuam, riveting, los yog bolting txuas hniav thiab vaj tse, raws li zoo raws li rau cov qauv siv. Nws muaj nyob rau hauv square, rectangular, round, los yog tshwj xeeb duab.

Raws li cov chaw tsim khoom ntawm A618 steel kav, GNEE Group tuaj yeem muab rau koj nrog A618 qis-alloy welded kav, A618 high-strength welded kav, A618 low-alloy seamless kav, A618 high-strength welded kav, A618 duab plaub structural kav, thiab ntau dua. . Raws li cov chaw tsim khoom, peb tuaj yeem muab cov nqi sib tw thiab cov kev pabcuam tshaj lij tshaj li lwm tus neeg muag khoom. Tiv tauj peb kom paub ntau ntxiv.

A618 Tsawg-Alloy Qauv Tubing Specification

Phab ntsa Thickness	1.25mm -50 hli
O.D.	1/4"-36"
Ntev	3m-12m
Qib	Ia, Ib, II, III
Cov duab	Hloov, Square, Rectangular
Hom	Seamless thiab Welded

A618 Welded Structural Tube Chemical Requirements thiab Tensile Requirements

ASTM A618 Cov Qauv Tubing Cov Khoom Siv Tshuaj
Kev sib xyaw,%	Qib Ia		Grade Ib		Qib II		Qib III
Kev sib xyaw,%	Kub	Khoom	Kub	Khoom	Kub	Khoom	Kub	Khoom
Carbon, max	0.15	0.18	0.20	. . .	0.22	0.26	0.23A	0.27A
Manganese	1 00 max	1.04 max	1.35 max	1.40 max	0.85–1.25	max 1.30 Nws	1.35 max^A	1.40 max^A
Phosphorus, max	0.15	0.16	0.025	0.035	0.025	0.035	0.025	0.035
Sulfur, max	0.025	0.045	0.025	0.035	0.025	0.035	0.025	0.035
Silicon, max	. . .	. . .	. . .	. . .	0.30	0.33	0.30	0.35
Tooj, min	0.20	0.18	0.20B	0.18B	0.20	0.18	. . .	. . .
Vanadium, min	. . .	. . .	. . .	. . .	0.02	0.01	0.02C	0.01
^ARau txhua qhov kev txo qis ntawm {{0}}.01 % C hauv qab cov pa roj carbon ntau tshaj plaws, qhov nce ntawm 0.05 % manganese saum toj kawg nkaus qhov siab tshaj plaws yuav raug tso cai txog 1.45% rau kev ntsuas kub thiab nce mus txog 1.50% rau cov khoom tsom xam. ^BYog tias cov ntsiab lus chromium thiab silicon yog txhua 0.50 % min, ces qhov tsawg kawg nkaus tooj liab tsis siv. ^CRau Qib III, columbium yuav siv tau raws li cov kev txwv hauv qab no: {{0}}.005 %, min (tshav kub) thiab 0.004 %, min ( khoom ).

ASTM A618 Tsawg Alloy Cov Qauv Yeeb Nkab Tensile Requirements
	Qib la, lb, thiab ll				Qib lll
	Phab ntsa 3⁄4 nyob rau hauv. [19.0 hli] thiab hauv qab		Phab ntsa hla 3⁄4 txog 11⁄2 nti. [19.0 mus rau 38.0mm], incl
Tensile zog, min, ksi [MPa]A Yield zog, min, ksi [MPa]A Elongation hauv 2 nti lossis 50 mm, min, % Elongation hauv 8 nti lossis 200 hli, min, %	70 50 22 19	[485] [345]	67 46 22 18	[460] [315]	65 50 20 18	[450] [345]
^ARau Qib II, thaum cov khoom zoo li qub, qhov tsawg kawg nkaus lub zog thiab lub zog tensile yam tsawg kawg nkaus yuav tsum tau txo los ntawm 5 ksi [35 MPa]

A618 Kub-tsim Welded High-Strength Low-Alloy Structural Tubing

A618 welded pipe low alloy pipe

GNEE A618 Yeeb Nkab Kev Muag Khoom

ASTM A618 High-Strength Low-Alloy Steel Tubing	ASTM A618 Qib 3 Steel Tubes
ASTM A618 Qib II Welded Pipes	ASTM A618 Qib III Welded Steel Tubes
ASTM A618 Qib 2 Seamless Steel Tubes	ASTM A618 Qib 1 Seamless Pipes

FAQ

Q: Koj puas kam txais kev hloov kho ntawm A618 welded kav?

A: Yog, tab sis cov neeg siv khoom yuav tsum tau muab cov ncauj lus kom ntxaws xws li qhov loj, qhov ntau, cov khoom siv, thiab lwm yam ntawm cov kav dej customized.

Q: Kuv yuav ua li cas yog tias cov kav dej uas kuv tau txais tsis raug?

A: Peb tuaj yeem tsim cov qauv rau koj ua ntej kev txiav txim xa tuaj. Yog tias cov yeeb nkab fittings koj tau txais tsis sib xws cov qauv, peb yuav rov qab rau koj los yog koj tuaj yeem xaiv rov xa cov kav dej.

Q: Koj puas yog cov chaw tsim khoom lossis cov tub luam?

A: GNEE Group yog lub tuam txhab ua lag luam nrog 16 xyoo kev paub hauv kev tsim thiab muab cov khoom siv hlau. Peb muaj 20 steel yeeb nkab ntau lawm kab thiab 5 yeeb nkab haum cov kab ntau lawm. tuaj yeem muab kev pabcuam rau koj. Koj tuaj yeem tuaj xyuas peb lub Hoobkas thiab tuam txhab.

Q: Koj puas tuaj yeem muab cov qauv? Puas muaj nqi?

A: Peb tuaj yeem muab cov qauv coj mus kuaj rau koj, tab sis cov nqi thauj khoom yuav tsum tau them los ntawm cov neeg siv khoom.

Q: Lub sijhawm xa khoom ntawm cov kav dej yog dab tsi?

A: Lub sij hawm xa tuaj: 3-7 hnub tom qab tau txais cov nyiaj them ua ntej.

Customized lub sij hawm xa tuaj: 20-30 hnub tom qab kev txiav txim pom zoo.

Q: Koj qhov kev txiav txim yam tsawg kawg nkaus ntawm A618 cov kav dej qis yog dab tsi?

A: Rau cov kav dej tsis tu ncua, peb muaj cov khoom loj ntawm cov raj hauv Tshuag uas tsis muaj MOQ xav tau. Rau qhov ntau thiab tsawg, MOQ yog 30 tonnes.

Q: Koj lub sijhawm them nyiaj yog dab tsi?

A: Peb cov nqe lus them nqi yog L / L, T / C.

Q: Koj lub sijhawm ua lag luam yog dab tsi?

A: Peb cov nqe lus ntawm kev lag luam yog FOB, CIF, CFR, DDP, EXW.

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Cim npe nrov: a618 high-strength structural tubing, Tuam Tshoj a618 high-strength structural tubing manufacturers, lwm tus neeg

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