LSAW steel yeeb nkab

LSAW Yeeb Nkab yog noj cov phaj hlau ua raw khoom, pwm nws los ntawm lub tshuab molding, ces ua ob sab submerged arc vuam. Los ntawm cov txheej txheem no, LSAW steel yeeb nkab yuav tau txais zoo heev ductility, weld toughness, uniformity, plasticity thiab zoo sealing.

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Gnee steel, steel mov los ntawm ntuj mus rau hiav txwv yog muaj, thoob ntiaj teb ncav cuag;

Cov yeeb nkab steel

Seamless steel yeeb nkab Alloy Steel Yeeb Nkab Carbon Steel Yeeb Nkab API Kab Yeeb Welded steel yeeb nkab Galvanized steel yeeb nkab Fittings

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Stainless hlau kauj / Sheet Stainless hlau yeeb nkab Fittings

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Huab cua Resistant Steel Boiler Siab Vessel Steel Shipbuilding Steel Phaj Hnav Resistant Steel Phaj Hight Strength Tsawg Alloy Steel Carbon Steel Checkered Steel Phaj Alloy Steel Phaj

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Galvanized Coil / Ntawv Prepainted Steel Chev Corrugated Roofing Sheet

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Automotive Steel

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Khoom taw qhia Cov ntaub ntawv technical

Khoom taw qhia

LSAW steel yeeb nkab

Cov yeeb nkab hom: Longitudinal Welded yeeb nkab, Longitudinal Submerged Arc Welded yeeb nkab
Daim Ntawv Thov: Siv rau cov dej xa mus, kev txhawb nqa hauv kev tsim kho
Specification: OD: 406mm ~ 1422 hli
WT: 6.4mm ~ 44.5mm
Ntev: 5mtr ~ 12mtr
Txuj & Qib: ASTM A53 Qib A/B/C
Xaus: Square Ends/ Plain Ends (ncaj txiav, saws txiav, taws teeb), Beveled/Threaded Ends
Nto: Liab qab, Lightly Oiled, Dub / / Liab / / Yellow Painting, Zinc / / Anti-corrosive Txheej
Packing: Bundled/In Bulk, Plastic Caps Plugged, Waterproof Paper Wrapped
SAW Steel Pipe Dimension

Tawm Dia		Phab ntsa Thickness (mm)
Ntiv	mm	6.4	7.1	7.9	9.53	12.7	14.3	15.9	19.1	22.2	25.4	28.6	31.8	34.9	38.1	41.3	44.5
16	406.4
18	457
20	508
22	559
24	610
26	660
28	711
30	762
32	813
34	864
36	914
38	965
40	1016
42	1067
44	1118
46	1168
48	1219
52	1321
56	1422
60	1524
64	1626

Cov ntaub ntawv technical

olerance ntawm Sab Nraud Diameter thiab Phab Ntsa Thickness

Hom	Txuj
Hom	SY/T5040-2000	SY/T5037-2000	SY/T9711.1-1977	ASTM A252, ASTM A252	AWWA C200-97	API 5L PSL1
Tube kawg OD sib txawv	± 0.5% D	± 0.5% D	0.79mm ~ 2.38 hli	< ± 0.1% T	< ± 0.1% T	± 1.6 hli
Phab ntsa thickness	± 10.0% T	D <508mm, ± 12.5% T	-8% T + 19.5% T	<-12.5% T	-8% T + 19.5% T	5.0 hli
Phab ntsa thickness	± 10.0% T	D> 508mm, ± 10.0% T	-8% T + 19.5% T	<-12.5% T	-8% T + 19.5% T	T≥15.0mm, ± 1.5mm

Chemical Composition thiab Mechanical Properties

Txuj	Qib	Tshuaj muaj pes tsawg leeg (max)%					Mechanical Properties (min)
Txuj	Qib	C	Mn	Si	S	P	Yield zog (Mpa)	Tensile zog (Mpa)
GB/T700-2006	A	0.22	1.4	0.35	0.050	0.045	235	370
	B	0.2	1.4	0.35	0.045	0.045	235	370
	C	0.17	1.4	0.35	0.040	0.040	235	370
	D	0.17	1.4	0.35	0.035	0.035	235	370
GB/T1591-2009	A	0.2	1.7	0.5	0.035	0.035	345	470
	B	0.2	1.7	0.5	0.030	0.030	345	470
	C	0.2	1.7	0.5	0.030	0.030	345	470
TS EN 10025	S235 JR	0.17	1.4	-	0.035	0.035	235	360
	S275 JR	0.21	1.5	-	0.035	0.035	275	410
	S355 JR	0.24	1.6	-	0.035	0.035	355	470
TIAB SA 17100	TSI 37-2	0.2	-	-	0.050	0.050	225	340
	TSI 44-2	0.21	-	-	0.050	0.050	265	410
	TSI 52-3	0.2	1.6	0.55	0.040	0.040	345	490
JIS G3101	SIB 400	-	-	-	0.050	0.050	235	400
JIS G3101	SIB 490	-	-	-	0.050	0.050	275	490
API 5L PSL1	A	0.22	0.9	-	0.03	0.03	210	335
	B	0.26	1.2	-	0.03	0.03	245	415
	X42	0.26	1.3	-	0.03	0.03	290	415
	X46	0.26	1.4	-	0.03	0.03	320	435
	X52	0.26	1.4	-	0.03	0.03	360	460
	X56	0.26	1.1	-	0.03	0.03	390	490
	X 60	0.26	1.4	-	0.03	0.03	415	520
	X 65	0.26	1.45	-	0.03	0.03	450	535
	X 70	0.26	1.65	-	0.03	0.03	585	570