SEAMLESS CARBON STEEL PIPE/TUBE
SEAMLESS STAINLESS
STEEL TUBE/PIPE
CYLINDER TUBE
PISTON ROD/CHROME BAR
TUBE COMPONENTS
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SEAMLESS STAINLESS STEEL TUBE/PIPE

NAME

SPECIFICATION

SIZE RANGE

PRECISION TUBE

EN10216-5, DIN17458

OD 3-68MM
WALL: 0.3-10MM

BOILER &
HEAT EXCHANGER TUBE

ASME SA213, ASTM A789

OD 9.53-114.3MM
WALL: 0.89-15MM

PIPE

ASTM A312

OD 1/8"-12"
WALL:STD-XXS

 
 
 
 
 
 
CHEMICAL REQUIREMENTS( CONTRASTIVE GRADE )
STEEL GRADE CHEMICAL COMPOSITION %
DIN ASTM   C Si Mn P S Cr Mo Ni Ti N Nb
1.4301 TP304 1.4301 0.07 1.00 2.00 0.040 0.015 17.0-19.5 / 8.0-10.5 / 0.11 /
TP304 0.08 1.00 2.00 0.045 0.030 18.0-20.0 / 8.0-11.0 / / /
1.4307 TP304L 1.4307 0.03 1.00 2.00 0.040 0.015 17.5-19.5 / 8.0-10.0 / 0.11 /
TP304L 0.035 1.00 2.00 0.045 0.030 18.0-20.0 / 8.0-13.0 / / /
1.4401 TP316 1.4401 0.07 1.00 2.00 0.040 0.015 16.5-18.5 2.0-2.5 10.0-13.0 / 0.11 /
TP316 0.08 1.00 2.00 0.045 0.030 16.0-18.0 2.0-3.0 11.0-14.0 / / /
1.4404 TP316L 1.4404 0.03 1.00 2.00 0.040 0.015 16.5-18.5 2.0-2.5 10.0-13.0 / 0.11 /
TP316L 0.035 1.00 2.00 0.045 0.030 16.0-18.0 2.0-3.0 10.0-14.0 / / /
1.4571 TP316Ti 1.4571 0.08 1.00 2.00 0.040 0.015 16.5-18.5 2.0-2.5 10.5-13.5 a / /
TP316Ti 0.08 1.00 2.00 0.045 0.030 16.0-18.0 2.0-3.0 10.0-14.0 a / /
1.4438 TP317L 1.4438 0.03 1.00 2.00 0.045 0.015 17.5-19.5 3.0-4.0 14.0-17.0   0.11 /
TP317L 0.035 1.00 2.00 0.045 0.030 18.0-20.0 3.0-4.0 11.0-15.0 / / /
1.4541 TP321/
TP321H
1.4541 0.08 1.00 2.00 0.045 0.015 17.0-19.0 / 9.0-12.0 a / /
TP321/
TP321H
0.08 1.00 2.00 0.045 0.030 17.0-19.0 / 9.0-12.0 b 0.10 /
1.4845 TP310S 1.4845 0.10 1.50 2.00 0.045 0.015 24.0-26.0 / 19.0-22.0   0.11 /
TP310S 0.08 1.00 2.00 0.045 0.030 24.0-26.0 0.75 19.0-22.0 / / /
1.455O TP347H 1.4550 0.08 1.00 2.00 0.045 0.015 17.0-19.0 / 9.0-12.0 / / /
TP347H 0.04-0.10 1.00 2.00 0.045 0.030 17.0-19.0 / 9.0-13.0 / / c
1.4462 SAF2205 1.4462 0.03 1.00 2.00 0.035 0.015 21.0-23.0 2.5-3.5 4.5-6.5 / 0.10-0.22 /
SAF2205 0.03 1.00 2.00 0.030 0.020 21.0-23.0 2.5-3.5 4.5-6.5 / 0.08-0.20 /
a: The titanium content shall be not less than five times the carbon content and not more than 0.70%
b: The titanium content shall be not less than four times the carbon content and not more than 0.60%
c: The columbium content shall be not less than eight times the carbon content and not more than 1.00%

We are stronger for the high quality bright annealed seamless stainless steel tube for biochemical, medical, thermocaple, electronical industries.

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