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Annealed stainless steel heat exchanger tube W.Nr 1.4301 / 1.4306 / 1.4401 / 1.4404 / 1.4541 / 1.4438 / 1.4571

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Address: 20TH FLOOR,NO.1 NEW WORLD BUILDING ,NO.1018 MINAN ROAD,YINZHOU DISTRICT, NINGBO CITY, ZHEJIANG PROVINCE, CHINA

Contact name:Jikin Cai

Yuhong Group Co.,Ltd

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Annealed stainless steel heat exchanger tube W.Nr 1.4301 / 1.4306 / 1.4401 / 1.4404 / 1.4541 / 1.4438 / 1.4571

Country/Region	china
City & Province	ningbo zhejiang

Product Details

Stainless Steel Seamless Tube, ASTM A213 TP321 / TP321H, Heat Exchanger Tube 3/4" 16BWG 20FT , EDDY CURRENT TEST

YUHONG SPECIAL STEEL deal with Austenitic Stainless Steel, Nickel Alloy Steel(Hastelloy , Monel, Inconel, Incoloy ) seamless and welded pipe and tube already more than 25 years, every year sell more than 80000 tons of steel pipe and tube. Our client already cover more than 45 countries, Like Italy, UK, Gernmany, USA, Canada, Chile, Colombia, Saudi Arabia, Korea, Singapore, Austrial, Poland, France , ....And our group branch company and factory have been already approved by :ABS, DNV, GL, BV, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9001-2008, ISO 14001-2004.


Carbon	Chromiun	Low Temperature	Stainless Steel		Duplex	Copper& Bronze	Titanium	Ni-Alloy
SA178-A	SA213-T1	SA333-Gr.1	SA213	TP316L	A789-S31803	SB111-C70600	SB338-GR.1	SB163	NO2200
SA178-C	SA213-T11	SA333-Gr.3	SA249	TP316H	A789-S32205	SB111-C71500	SB338-GR.2	SB167	NO2201
SA179	SA213-T12	SA333-Gr.6	SA268	TP316Ti	A789-S32750	SB111-C71640	SB338-GR.5	SB444	NO8020
SA192	SA213-T22	SA333-Gr.7	SA269	TP316LN	A789-S32760	SB111-C68700	SB338-GR.7	SB514	NO6022
SA209-T1	SA213-T5	SA333-Gr.8	SA376	TP321	A789-S32707	SB111-C44300	SB338-GR.9	SB619	N10276
SA209-T1a	SA213-T9	SA334-Gr.1	TP304	TP321H	A789-S32304		SB338-GR.12	SB622	NO4400
SA209-T1b	SA213-T91	SA334-Gr.3	TP304L	TP347	A789-S31500			SB626	NO6600
SA210-A1		SA334-Gr.6	TP304H	TP347H	S31254			SB674	NO6601
SA210-C		SA334-Gr.7	TP304N	TP405	254MA			SB677	NO6625
SA214		SA334-Gr.8	TP310H	TP409	17-4PH			SB704	NO690
SA513 MT 1010			TP310S	TP410	17-7PH			SB705	NO8800
SA513 MT 1015			TP309S	TP430	15-7PH			N1001	NO8810
SA513 MT 1020			TP317	TP439				N10665	NO8811
			TP317L	TP444				N10675	NO8825
			TP348	TP446				TP904L
			TP347HFG

Tube Sizes for Heat Exchangers & Condensers & Boiler

Outside Diameter			BWG
		25	22	20	18	16	14	12	10
			Wall Thickness mm
		0.508	0.71	0.89	1.24	1.65	2.11	2.77	3.40
mm	inch		Weight kg/m
6.35	1/4	0.081	0.109	0.133	0.174	0.212
9.53	3/8	0.126	0.157	0.193	0.257	0.356	0.429
12.7	1/2		0.214	0.263	0.356	0.457	0.612	0.754
15.88	5/8		0.271	0.334	0.455	0.588	0.796	0.995
19.05	3/4		0.327	0.405	0.553	0.729	0.895	1.236
25.4	1		0.44	0.546	0.75	0.981	1.234	1.574	2.05
31.75	1 1/4		0.554	0.688	0.947	1.244	1.574	2.014	2.641
38.1	1 1/2		0.667	0.832	1.144	1.514	1.904	2.454	3.233
44.5	1 3/4				1.342	1.774	2.244	2.894	3.5
50.8	2				1.549	2.034	2.574	3.334	4.03
63.5	2 1/2				1.949	2.554	3.244	4.214	5.13
76.2	3				2.345	3.084	3.914	5.094	6.19
88.9	3 1/2				2.729	3.609	4.584	5.974	7.27
101.6	4					4.134	5.254	6.854	8.35
114.3	4 1/2					4.654	5.924	7.734	9.43

Mill Finished TP321 3/4" 16 BWG 20 FT Heat Exchange Tube

Some of the quality tests carried out by us includes:

Corrosion Test	Conducted only when specially requested by the client
Chemical Analysis	Test done as per required quality standards
Destructive / Mechanical Testing	Tensile \| Hardness \| Flattening \| Flare \| Flange
Reverse-bend and Re. flat tests	Carried out in full compliance with relevant standards & ASTM A-450 and A-530 norms, which ensures trouble-free expansion, welding & use at customers end
Eddy Current Testing	Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System
Hydrostatic Testing	100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage, and biggest pressure we can support 20Mpa/7s .
Air Under Pressure Test	To check any evidence of air leakage
Visual Inspection	After passivation, every single length of tubes & pipes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections

Supplementary Testing : Apart from the above mentioned tests, we also carry out on the manufactured products supplementary testing. The tests conducted under this include: