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ZHANGJIAGANG HUA DONG ENERGY TECHNOLOGY CO.,LTD

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Province/State:jiangsu

Country/Region:china

Contact Person:MrsSandy

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China Heat Exchanger Ss Stainless Steel Welded Tubing ASTM A270 A249 Papermarking wholesale

Heat Exchanger Ss Stainless Steel Welded Tubing ASTM A270 A249 Papermarking

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Brand Name :HDT

Model Number :TP347 / 347H, 300 Series Stainless Steel

Certification :ASME, TUV, SGS, ABS, PED, ISO9001, Grade A

Place of Origin :China(Mainland)

MOQ :5T

Price :800 - 9000 USD / ton

Payment Terms :L/C, T/T, Western Union

Supply Ability :About 10000 ton / month

Delivery Time :60-75days

Packaging Details :seaworthy packing for exporting

Material :TP304 TP304L TP316 TP316L , 300 Series

Finishing :Solution Annealed & Pickled

Application :boiler&heat exchanger, energy, petrochemical, mining, food, paper, gas and fluid industry

Shape :Welded Tube

OD :5.80mm to 2032mm

WT :0.25mm to 28mm

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Heat Exchanger Stainless Steel Welded Tubing , ASTM A270 / A249 For Papermarking

Hua Dong Energy Technology deals with stainless steel welded pipe and tube already more than 10 years, every
year sell more than 5000 tons of stainless steel pipe and tube. Our client already cover more than 45
countries. Our stainless steel seamless pipe and tube was width used in Mining, Energy, Petrochemical,
Chemical Industry, Food plant, Paper plant, Gas and Fluid Industry etc.

Material Grade	TP304, TP304L, TP304H, TP316, TP316L, TP316Ti, TP309S, TP310S, TP321, TP321H, TP347, TP347H, etc
Outer Diameter	5.80mm-2032mm (0.23" to 80")
Wall Thickness	0.25mm-28mm (0.01" to 1.125")
Length	Normally fixed length 6m, can as per customer’s requirement
Standard	ASTM A312; ASTM A269; ASTM A789; ASTM A790 ect.
Process Method	ERW, EFW etc

ASTM A249 Standard :

Size OD	Nominal Wall	Outside Diameter	Length	Wall
1/2" (12.7)	0.065" (1.65)/0.049" (1.25)	+/-0.005 (0.13)	+1/8" (3.18) - 0	+/-10.0%
3/4" (19.1)	0.065" (1.65)/0.049" (1.25)	+/-0.005 (0.13)	+1/8" (3.18) - 0	+/-10.0%
1" (25.4)	0.065" (1.65)/0.049" (1.25)	+/-0.005 (0.13)	+1/8" (3.18) - 0	+/-10.0%
1-1/2" (38.1)	0.065" (1.65)/0.049" (1.25)	+/-0.008" (0.20)	+1/8" (3.18) - 0	+/-10.0%
2" (50.8)	0.065" (1.65)/0.049" (1.25)	+/-0.008" (0.20)	+1/8" (3.18) - 0	+/-10.0%
2-1/2" (63.5)	0.065" (1.65)	+/-0.010" (0.25)	+1/8" (3.18) - 0	+/-10.0%
3" (76.2)	0.065" (1.65)	+/-0.010" (0.25)	+1/8" (3.18) - 0	+/-10.0%
4" (101.6)	0.083" (2.11)	+/-0.015" (0.38)	+1/8" (3.18) - 0	+/-10.0%
6" (152.4)	0.083" (2.11)	+/-0.030" (0.76)	+1" (25.4) - 0	+/-10.0%
6" (152.4)	0.109" (2.77)	+/-0.030" (0.76)	+1" (25.4) - 0	+/-10.0%
8" (203.2)	0.109" (2.77)	+0.061" (1.55)/-0.031" (0.79)	+1" (25.4) - 0	+/-10.0%

Application :

a) For fluid and gas transport

b) Structure and machining

c) Heat exchanger pipes etc

Stanard Wire Gauge ( Fomerly Imperial Wire Gauge ) SWG
SWG	Wall Thickness		SWG	Wall Thickness
0	0.324	8.23	21	0.032	0.81
1	0.3	7.62	22	0.028	0.71
2	0.276	7.01	23	0.024	0.61
3	0.252	6.4	24	0.022	0.56
4	0.232	5.89	25	0.02	0.51
5	0.212	5.38	26	0.018	0.46
6	0.192	4.88	27	0.0164	0.42
7	0.176	4.47	28	0.0148	0.38
8	0.16	4.06	29	0.0136	0.35
9	0.144	3.66	30	0.0124	0.31
10	0.128	3.25	31	0.0116	0.29
11	0.116	2.95	32	0.0108	0.27
12	0.104	2.64	33	0.01	0.25
13	0.092	2.34	34	0.0092	0.23
14	0.08	2.03	35	0.0084	0.21
15	0.072	1.83	36	0.0076	0.19
16	0.064	1.63	37	0.0068	0.17
17	0.056	1.42	38	0.006	0.15
18	0.048	1.22	39	0.0052	0.13
19	0.04	1.02	40	0.0048	0.12
20	0.036	0.91