Duplex Steel DIN 1.4462 Seamless Pipes, Duplex Steel SAF 2205 Pipes, ASME SA790 Duplex Steel SAF 2205 Welded Pipes, Duplex Steel SAF 2205 Welded Pipes Exporter, SAF 2205 Duplex Stainless Steel Pipes, ASTM A790 Ferritic/Austenitic Stainless Steel SAF 2205 Seamless Pipe Supplier in Mumbai, India.

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Specification of UNS S32205 Duplex Stainless Steel Pipe and Tube

Specifications	ASTM A790 / ASME SA790, ASTM A789 / ASME SA A789
Standard	ASTM, ASME and API
Seamless Pipes & Tubes Sizes	1 / 2" NB - 8" NB
Welded Pipes & Tubes Sizes	6" NB - 24" NB
Outer Diameter	6.0-630mm
Thickness	0.3mm – 50 mm
Schedule	SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Types	Seamless / EFW / Fabricated
Length	Single Random, Double Random & Required Length
Form	Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes
End	Plain End, Beveled End, Treaded

Equivalent Grade of Duplex Steel DIN 1.4462 Seamless Pipes

Grade	UNS No	Old British		Euronorm		Swedish SS	Japanese JIS
		BS	En	No	Name
2205	S32205	318S13	-	1.4462	X2CrNiMoN22-5-3	2377	SUS 329J3L

Chemical Composition of ASTM A789 UNS S32205 Duplex Stainless Steel Tubes

Grade		C	Mn	Si	P	S	Cr	Mo	Ni	N
2205 (UNS S32205)	Min Max	- 0.030	- 2.00	- 1.00	- 0.030	- 0.020	22.0 - 23.0	3.0 - 3.5	4.5 - 6.5	0.14 - 0.20

Mechanical Composition of ASTM A789 UNS S32205 Duplex Stainless Steel Tubes

Grade	Tensile Strength (MPa) min	Yield Strength 0.2% Proof (MPa) min	Elongation (% in 50mm) min	Hardness
				Rockwell C (HR C)	Brinell (HB)
UNS S32205 / 2205	621	448	25	31 max	293 max

Physical Properties OF ASTM A789 UNS S32205 Duplex Stainless Steel Tubes

Grade	Density (kg/m3)	Elastic Modulus (GPa)	Mean Co-eff of Thermal Expansion (μm/m/°C)			Thermal Conductivity (W/m.K)		Specific Heat 0-100°C ( J/kg.K)	Electrical Resistivity (nΩ.m)
			0-100°C	0-315°C	0-538°C	at 100°C	at 500°C
UNS S32205 / 2205	782	190	13.7	14.2	-	19	-	418	850

Applications of ASME SB789 Duplex S32205 Welded Pipe & Tube

Electronics

Transport and traffic

Pulp and paper industry

Medicine

Fertilizers

Valve & Pumps

Petrochemical

Architecture and construction

Aerospace

Nuclear Power

Energy industry

Chemicals industry

Nickel Alloy in Pulp and Paper

Motor industry

Food and drink

ASTM A790/ A789 UNS S32205 Duplex Steel Seamless Pipes & Tubes

Square Pipe

Round Pipe

Rectangular Pipe

Weight of 2205 Duplex Steel Square Tube

Dimensions	Wall	Weight per	Dimensions		Wall	Weight per
(mm)	(mm)	metre (kg)	(mm)		(mm)	metre (kg)
12.7 x 12.7	1.20	0.44	40 x40		1.20	1.49
12.7 x 12.7	1.50	0.55	40 x40		1.50	1.85
15 x 15	1.20	0.53	40 x40		2.00	2.45
15 x 15	1.50	0.65	40 x40		3.00	3.75
20 x 20	1.20	0.71	50 x50		1.50	2.32
20 x 20	1.50	0.88	50 x50		2.00	3.08
20 x 20	2.00	1.19	50 x50		3.00	4.65
25 x 25	1.20	0.92	60 x60		2.00	3.71
25 x 25	1.50	1.14	60 x60		3.00	5.49
25 x 25	2.00	1.49	70 x70		3.00	6.53
25 x 25	3.00	2.20	80 x80		2.00	4.98
30 x 30	1.20	1.10	80 x80		3.00	7.53
30 x 30	1.50	1.37	100 x 100		2.00	6.40
30 x 30	2.00	1.84	100 x 100		3.00	9.53
30 x 30	3.00	2.72

Size Chart of ASTM A789 UNS S32205 Capillary Tube

Gauge	Outside Diameter Tolerance mm	Regular Wall (RW) mm	Thin Wall (TW) mm	Extra Thin Wall (XTW) mm	Ultra Thin Wall (UTW) mm
30	0.304 - 0.317	0.064 - 0.089
29	o.330 - 0.342	0.064 - 0.089
28	0.355 - 0.368	0.076 - 0.102
27	0.406 - 0.419	0.089 - 0.115	0.064 - 0.089
26	0.457 - 0.469	0.089 - 0.114
25	0.508 - 0.520	0.115 - 0.140	0.089 - 0.114
24	0.558 - 0.571	0.114 - 0.140	0.089 - 0.114		0.051 - 0.102
23	0.635 - 0.647	0.140 - 0.165	0.089 - 0.114		0.051 - 0.102
22	0.711 - 0.723	0.140 - 0.165	0.096 - 0.121	0.077 - 0.102	0.051 - 0.102
21	0.812 - 0.825	0.140 - 0.165	0.102 - 0.127		0.051 - 0.102
20	0.901 - 0.914	0.108 - 0.165	0.108 - 0.134
19	1.054 - 1.079	0.166 - 0.216	0.102 - 0.140	0.070 - 0.108
18	1.257 - 1.282	0.191 - 0.241	0.127 - 0.165	0.083 - 0.121	0.051 - 0.102
17	1.460 - 1.485	0.177 - 0.229	0.115 - 0.152	0.083 - 0.127	0.057 - 0.102
16	1.638 - 1.663	0.204 - 0.254	0.127 - 0.165	0.096 - 0.133	0.070 - 0.121
15	1.816 - 1.841	0.204 - 0.254	0.127 - 0.165	0.096 - 0.134	0.070 - 0.121
14	2.082 - 2.133	0.216 - 0.292	0.165 - 0.229	0.114 - 0.165	0.076 - 0.134
13	2.387 - 2.438	0.267 - 0.343	0.191 - 0.267
12	2.743 - 2.749	0.267 - 0.321
11	3.023 - 3.073	0.293 - 0.368	0.216 - 0.292
10	3.378 - 3.429	0.318 - 0.394	0.216 - 0.292

Thickness Chart of 2205 Duplex Exhaust Tubing

GAUGE	THICKNESS RANGE (INCH)	TYPICAL VALUE (INCH)
22	0.025 - 0.029	0.028
20	0.031 - 0.035	0.035
19	0.038 - 0.042	0.042
18	0.044 - 0.049	0.049
17	0.053 - 0.058	0.058
16	0.060 - 0.065	0.065
15	0.066 - 0.074	0.072
14	0.075 - 0.085	0.083
13	0.087 - 0.097	0.095
12	0.101 - 0.111	0.109
11	0.112 - 0.122	0.12
10	0.126 - 0.136	0.134
9	0.140 - 0.150	0.148
8	0.157 - 0.167	0.165
7	0.175 - 0.185	0.18

Type of A789 UNS S32205 Duplex Steel Seamless Pipes & Tubes

Seamless Pipe

Square Pipe

Round Pipe

Rectangular Pipe

Hollow Pipe

Oval Pipe

Tolerances of ASME SA 789 UNS S31803 Welded Tube

• Straightness: .030" in 3"
• Wall Tolerance +/- 10%

O.D. Inches	Wall Thickness Inches	O.D. +/- Inches
1/2" to 1" incl.	.025 to .065	.005
	Over .065 to .134	.010
1 to 1-1/2" incl.	.025 to .065	.008
	Over .065 to .134	.010
1-1/2" to 2" incl.	.025 to .049	.010
	Over .049 to .083	.011
	Over .083 to .148	.012
2" to 2-1/2" incl.	.032 to .065	.012
	Over .065 to .109	.013
	Over .109 to .165	.014
2-1/2" to 3-1/2" incl.	.032 to .165	.014
	Over .165 to .220	.020
3-1/2" to 5" incl.	.083 to .165	.020
	Over .165 to .220	.025