HOME Product TABLE OF THE CHEMICAL OMPOSITION OF STAINLESS STEEL PIPES AND TUBES
TABLE OF THE CHEMICAL OMPOSITION OF STAINLESS STEEL PIPES AND TUBES

Specification 		Chemical Composition(%)
C Si Mn P S Ni Cr Mo
JIS SUS 304 0.08 1.00 2.00 0.04 0.03 8.00~11.00 18.00~20.00  
SUS 304L 0.03 1.00 2.00 0.04 0.03 9.00~13.00 18.00~20.00  
SUS 316 0.08 1.00 2.00 0.04 0.03 10.00~14.00 16.00~18.00 2.00~3.00
SUS 316L 0.03 1.00 2.00 0.04 0.03 12.00~16.00 16.00~18.00 2.00~3.00
ASTM TP304 0.08 0.75 2.00 0.04 0.03 8.00~11.00 18.00~20.00  
TP 304L 0.035 0.75 2.00 0.04 0.03 8.00~13.00 18.00~20.00  
TP 316 0.08 0.75 2.00 0.04 0.03 11.00~14.00 16.00~18.00 2.00~3.00
TP 316L 0.035 0.75 2.00 0.04 0.03 10.00~15.00 16.00~18.00 2.00~3.00

STAINLESS STEEL SOLUTION ANNEALING CONDITION
JIS ASTM CNS

Type 		()
Annealing Process
Type 		()
Annealing Process
Type 		()
Annealing Process
SUS 304 1010
WATER QUENCHING		 TP 304 1040
WATER QUENCHING		 TP 304 1010
WATER QUENCHING
SUS 304L TP 304L TP 304L
SUS 316 TP 316 TP 316
SUS 316L TP 316L TP 316L

CALCULATING FORMULA FOR THE VALUE OF MASS
Type Density(g/cm3) Calculation Formula
SUS 304   SUS 304L
TP 304    TP 304L		 7.93 W=0.02491 tD-t
SUS 316   SUS 316L
TP 316    TP 316L
 7.98 W=0.02507 tD-t
  • W: Weight(kg/m)
  • D: Outside Diameter(mm)
  • t: Wall Thickness(mm)

STAINLESS STEEL PIPES
CNS G3124 ASTM A312 JIS G3459
   　　　　　Item
Specification
 Outside Diameter Wall Thickness Length
CNS G3124
JIS G3459
  Tolerance
O.D.[mm] 30[mm]0.3mm
O.D.[mm]30[mm]1%

2mm 0.2mm
2mm 10%
Should not be shorter than
appinted lengths
ASTM A312
O.D.[mm]		 48.26 48.26
114.3		 114.3
219.08		 219.08
457.2		 12.5%
Definite Cut Lengths
+6.4mm
-0mm
[mm]
Tolerance		 +0.4
-0.4 		0.8 +1.6
-0.8 		+2.4
-0.8

STAINLESS STEEL MECHANICAL TUBING
CNS G3119 JIS G3446
   　　　　　Item
Specification
 Outside Diameter Wall Thickness Round ness Straightness Length
CNS G3119
JIS G3446		 50mm 0.5mm
50mm 1%		 3mm 0.3mm
3mm 10%		   10mm/6M Definite Cut Lengths
+50mm
-0mm
ASTM A554
   　　　　　Item
Specification
 Outside Diameter
(mm)		 Wall Thickness
(mm) 		Outside Diameter
tolerance(mm)		 Wall Thickness
(mm) 		Length
(mm)
ASTM A554 under 12.7 0.51 to 1.24 0.10 10%
Wall Thickness
tolerance 10%
of nominal
wall Thickness
Definite Cut Lengths
12.7 to 25.4[incl] 0.51 to 1.65
Over 1.65 to 3.40 		0.13
0.25
Over 25.4 to 38.1[incl] 0.64 to 1.65
Over 1.65 to 3.40 		0.20
0.25
Over 38.1 to 50.8[incl] 0.64 to 1.24
Over 1.24 to 2.11
Over 2.11 to 3.78		 0.25
0.28
0.30
Over 50.8 to 63.5[incl] 0.81 to 1.65
Over 1.65 to 2.77
Over 2.77 to 4.19		 0.30
0.33
0.36
Over 63.5 to 88.9[incl] 0.81 to 4.19 0.36
Over 88.9 to 127.0 [incl] 0.89 to 4.19 0.51

STAINLESS STEEL RECTANGULAR TUBES & STAINLESS STEEL SQUARE TUBES
ASTM A554
   　　　　　Item
Specification
 Outside Diameter Wall Thickness Digonal Eduge radius Straightness Length Other
Rectangular
tubes
Square tubes		 31.8mm 0.38
31.8~63.5mm 0.51
63.5mm 0.76 		10% 0.4mm 2.5m/MR 10mm/6M +50mm
-0 		Flatness

0.15mm

LIGHT GAUGE STAINLESS STEEL PIPE FOR ORDINARY PIPING
JIS G3448
   　　　　　Item
Specification
 Outside Diameter Wall Thickness Length
JIS G3448
34.0mm +0mm
-0.37mm
0.8-1.2mm 0.12mm
1.5mm 0.15mm
2.0mm 0.30mm
3.0mm 0.40mm
Definite Cut Lengths
34.0 42.7mm 0.34mm
42.7 48.6mm 0.43mm
48.6 60.5mm 0.49mm
60.5 76.3mm 0.60mm
76.3mm 0.1%

WCLDCD AUSTCNITIC STAINLCSS STCCL TUBING FOR GCNCRAL SERVICE & SANITARY TUBE
CNS G3131JIS G3447ASTM A269ASTM A270
   　　　　　Item
Specification
 Outside Diameter Wall Thickness Length
CNS G3131
JIS G3447
25.4mm 0.15mm
10% -0mm
+10mm
25.4mm 31.8mm 0.16mm
31.8mm 38.1mm 0.19mm
38.1mm 76.3mm 0.25mm
76.3mm 89.1mm +0.30mm
-0.40mm
89.1mm 101.6mm +0.35mm
-0.40mm
101.6mm 114.3mm +0.40mm
-0.60mm
114.3mm 139.8mm +0.40mm
-0.80mm
139.8mm 165.2mm +0.40mm
-1.20mm
ASTM A269
ASTM A270
38.1mm 0.13mm
OD 12.7mm15%
OD12.7mm10%
OD 38.1mm+32mm
-0mm
OD38.1mm+4.8mm
-0mm
38.1mm 88.9mm 0.25mm
88.9mm 139.8mm 0.38mm
139.8mm 0.76mm

STAINLESS MECHANICAL PROPERTIES
Specification Mechanical Properties Characteristics
Tenside Strength Elogation Yied Strength Hardness
kgf/mm2
[N/mm2 ]		 % kgf/mm2
[N/mm2 ]		 HRB
JIS
ASTM 		SUS 340
TP 340		 53
[520] 		35 21
[205] 		90 304
Resistant to highly oxidizing
acids such as nitric acid, geeral
corrosion-resistant and heat
resistant
SUS 340L
TP 340L		 49
[480] 		35 18
[175] 		90 304L Resistant to various organic
acids such as diluted sulfuric
acid, sulfurous acid and acetic
acid, anit-pitting corrosion.
SUS 316
TP 316		 53
[520] 		35 21
[205] 		90 316 304+inter-granular corrosion
resistance.
SUS 316L
TP 316L		 49
[480] 		35 18
[175] 		90 316L 306+inter-granular corrosion
resistance, heat resistance up to 650.