Seamless Alloy Steel Tube

Cov Alloy steel kav & raj no yog siv nyob rau hauv ntau daim ntawv thov kev lag luam xws li roj refineries, tshuaj nroj tsuag, chiv, nroj tsuag petrochemicals thiab qab zib mills thiab lwm yam.

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Cov npe khoom

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

Stainless hlau

Stainless hlau kauj / Sheet Stainless hlau yeeb nkab Fittings

Hlau Phaj

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

H Beam Lub kaum sab xis Channel Hlau Round Bars

Galvanized hlau

Galvanized Coil / Ntawv Prepainted Steel Chev Corrugated Roofing Sheet

Aluminium hlau

Automotive Steel

Tiv tauj peb

Email : sale@gneesteel.com

Txawb: +86 15824687445 kelly

Tel: +86 372-5055135

Chaw nyob: No. 4-1114, Beichen Building, Beicang Town, Beichen District Tianjin, Suav.

Khoom taw qhia Cov ntaub ntawv technical

Khoom taw qhia

Alloy yeeb nkab yog ib hom seamless steel yeeb nkab, nws qhov kev ua tau zoo dua li ntawm cov yeeb nkab seamless steel, vim tias cov yeeb nkab steel no muaj ntau dua Cr, nws qhov kub tsis kam, tsis kub tsis kam, corrosion kuj zoo dua li lwm yam. Cov yeeb nkab steel, yog li cov yeeb nkab alloy yog dav siv hauv roj av, aerospace, tshuaj, hluav taws xob, boiler, tub rog thiab lwm yam lag luam.

Daim Ntawv Thov: Hauv Petroleum, Aerospace, Tshuaj, Fais Fab, Boilers, Tub Rog Kev Lag Luam

Xaus: Plain End, Beveled End, Xov Xaus

Khoom Paub meej

Khoom	SEAMLESS / ERW / SAW ALLOY STEEL PIPE
Dimension	6 hli-1080mm
Thickness	1mm-135 hli
Ntev	3 m - 12 m lossis raws li qhov xav tau ntawm cov neeg siv khoom
Txuj	ASTM GB DIN
Qib steel	A106/53/179/214/192/210 A/B/C ST37.2/35.4/35.8/52/52.3/52.4/42/45 10 # 20 # 45 # P2, P12, P11, P22, P5, P9, P91 T2, T11,T5,T9,T22, 4140, 12CrMo, 15CrMo, 12Cr2Mo, 1Cr5Mo, 2CrMo4, 1Cr9Mo, 10CrMo910, lwm yam.
Cov ntsiab lus lag luam	FOB/CIF/CFR
Cov nqe lus them nqi	T/T, L/C
Chaw nres nkoj xa khoom	Tianjin, Suav teb
Lub sijhawm xa khoom	10 los yog raws li qhov muaj tseeb ntawm cov raj
Kev kho saum npoo	Kev pleev xim dub Varnish painting 3 PEB Kub galvanized los yog lwm yam txheej txheej raws li koj xav tau Tube liab
Xaus lub raj	Beveled, dawb, xov, yas caps
Kev tshuaj xyuas	Kev tshuaj xyuas ultrasonic, kev tshuaj ntsuam xyuas, kev ntsuas dej thiab lwm yam.
Pob	Bundles, poob lossis raws li koj xav tau
Daim ntawv pov thawj	API 5L/5CT, ISO, PED lwm yam.

Cov ntaub ntawv technical

ASTM ASME (S)A-335/(S)A-335M Qib thiab tshuaj muaj pes tsawg leeg

Qib	UNS	C≤	Mn	P≤	S≤	Si ≤	Cr	Mo
P1	k11522 ua	0.10~0.20	0.30~0.80	0.025	0.025	0.10~0.50	-	0.44~0.65
P2	k11547 ua	0.10~0.20	0.30~0.61	0.025	0.025	0.10~0.30	0.50~0.81	0.44~0.65
P5	k41545 ua	0.15	0.30~0.60	0.025	0.025	0.50	4.00~6.00	0.44~0.65
p5b ib	k51545 ua	0.15	0.30~0.60	0.025	0.025	1.00~2.00	4.00~6.00	0.44~0.65
p5c ua	k41245 ua	0.12	0.30~0.60	0.025	0.025	0.50	4.00~6.00	0.44~0.65
P9	S50400	0.15	0.30~0.60	0.025	0.025	0.50~1.00	8.00~10.00	0.44~0.65
P11	k11597 ua	0.05~0.15	0.30~0.61	0.025	0.025	0.50~1.00	1.00~1.50	0.44~0.65
P12	k11562 ua	0.05~0.15	0.30~0.60	0.025	0.025	0.50	0.80~1.25	0.44~0.65
P15	k11578 ua	0.05~0.15	0.30~0.60	0.025	0.025	1.15~1.65	-	0.44~0.65
P21	k31545 ua	0.05~0.15	0.30~0.60	0.025	0.025	0.50	2.65~3.35	0.80~1.60
P22	k21590 ua	0.05~0.15	0.30~0.60	0.025	0.025	0.50	1.90~2.60	0.87~1.13
P91	k91560 ua	0.08~0.12	0.30~0.60	0.020	0.010	0.20~0.50	8.00~9.50	0.85~1.05
P92	k92460 ua	0.07~0.13	0.30~0.60	0.020	0.010	0.50	8.50~9.50	0.30~0.60

Lus Cim: (S)A335 P91 lwm cov tshuaj muaj pes tsawg leeg yog: V 0.18 ~ 0.25; N 0.030 ~ 0.070; Ni ≤ 0.40; Al ≤ 0.04 ; Nr 0.06 ~ 0.10
(S) A335 P92 lwm cov tshuaj muaj pes tsawg leeg yog: V 0.15 ~ 0.25; N 0.030 ~ 0.070; Ni ≤ 0.40; Al ≤ 0.04 ; Nb 0.04 ~ 0.09; W 1.5 ~ 2.00; B 0.001 ~ 0.006 ib

Mechanical Properties

Tensile zog, MPa	Yield zog, MPa	Elongation,%
415 nqi	205 feeb	30 feeb

Sab nraud Diameter & Tolerance

ASTM A 450 1.5 hli	Kub dov	Sab nraud txoj kab uas hla, mm	Siab ntev, mm
		OD≤101.6	+0.4/-0.8
		101.6＜OD≤190.5	+0.4/-1.2
		190.5＜OD≤228.6	+0.4/-1.6
	Txias Drawn	Sab nraud txoj kab uas hla, mm	Siab ntev, mm
		OD 25.4	± 0.10
		25.4 OD = 38.1	± 0.15
		38.1 OD 50.8	± 0.20
		50.8 OD = 63.5	± 0.25
		63.5 OD＜ 76.2	± 0.30
		76.2≤OD≤101.6	± 0.38
		101.6＜OD≤190.5	+0.38/-0.64
		190.5＜OD≤228.6	+0.38/-1.14
ASTM A530 thiab ASTM A335	NPS	Sab nraud Diameter, nti	Siab ntev, mm
		1/8≤OD≤1-1/2	± 0.40
		1-1/2＜OD≤4	± 0.79 hli
		4＜OD≤8	+1.59/-0.79
		8＜OD≤12	+2.38/-0.79
		OD> 12	± 1%

Phab ntsa thickness & kam rau ua

ASTM A 450 1.5 hli	Kub dov	Sab nraud txoj kab uas hla, mm	Kev kam rau siab,%
		OD≤101.6, WT≤2.4	+40/-0
		OD≤101.6, 2.4＜WT≤3.8	+35/-0
		OD≤101.6, 3.8＜WT≤4.6	+33/-0
		OD≤101.6, WT>4.6	+28/-0
		OD>101.6, 2.4＜WT≤3.8	+35/-0
		OD>101.6, 3.8＜WT≤4.6	+33/-0
		OD>101.6, WT> 4.6	+28/-0
	Txias Drawn	Sab nraud txoj kab uas hla, mm	Kev kam rau siab,%
		OD≤38.1	+20/-0
		OD> 38.1	+22/-0
ASTM A530 Cov Lus Qhia Tshwj Xeeb	NPS	Sab nraud Diameter, nti	Kev kam rau siab,%
		1/8≤OD≤2-1/2	+20.0/-12.5
		3≤OD≤18, WT/OD≤5%	+22.5/-12.5
		3≤OD≤18, WT/OD>5%	+15.0/-12.5
		OD≥20, WT / OD≤5%	+22.5/-12.5
		OD ≥ 20, WT / OD> 5%	+15.0/-12.5

Txuj
ASTM A335-- rau Seamless Ferritic Alloy-Steel Pipe rau Kev Pabcuam Kub Kub
ASTM A519 - rau Seamless Carbon thiab Alloy Steel Mechanical Tubing
ASTM A213 - rau Seamless Ferritic thiab Austenitic Alloy-Steel Boiler, Superheater, thiab Kub-Exchanger Tubes