ASTM A192 Seamless steel Pipe

ASTM A192 Seamless Steel Pipe High-pressure seamless Carbon steel boiler tubes purposes:

wide range scope: heat exchangers, condensers, heat transfer equipment, similar pipes and as superheater tubes for high pressure settings.

(working pressure does not exceed 9.8Mpa and the working temperature between 450 ℃ -650 ℃) heating surface tubes, header, economizer, superheater, reheater. (P <9.8MPa, 450 ℃<=”” p=””>）

Specifications:

OD (mm) Wall thickness (mm)
2 2.5 3 3.5 4 4.5 5 6 6.5-7 7.5-8 8.5-9 9.5-10 11 12
Φ25-Φ28 ● ● ● ● ● ●
Φ32 ● ● ● ● ● ●
Φ34-Φ36 ● ● ● ● ● ●
Φ38 ● ● ● ● ● ●
Φ40 ● ● ● ● ●
Φ42 ● ● ● ● ●
Φ45 ● ● ● ● ● ●
Φ48-Φ60 ● ● ● ● ● ● ●
Φ63.5 ● ● ● ● ● ● ●
Φ68-Φ73 ● ● ● ● ● ●
Φ76 ● ● ● ● ● ● ● ● ● ●
Φ80 ● ● ● ● ● ● ● ● ● ●
Φ83 ● ● ● ● ● ● ● ● ● ●
Φ89 ● ● ● ● ● ● ● ● ● ●
Φ95 ● ● ● ● ● ● ● ● ● ●
Φ102 ● ● ● ● ● ● ● ● ● ●
Φ108 ● ● ● ● ● ● ● ● ● ●
Φ114 ● ● ● ● ● ● ● ● ●
Φ121 ● ● ● ● ● ● ● ● ●
Φ127 ● ● ● ● ● ● ● ● ●
Φ133 ● ● ● ● ● ● ● ● ●
Φ140 ● ● ● ● ● ● ● ●
Φ146 ● ● ● ● ● ● ● ●
Φ152 ● ● ● ● ● ● ● ●
Φ159 ● ● ● ● ● ● ● ●
Φ168 ● ● ● ● ● ● ● ●

Seamless Carbon Steel Boiler Tubes:

Applications: For seamless carbon steel boiler and superheater tubes for high-pressure settings.
Size (mm): O.D.: 28∼168; W.T.: 2∼30; L: max 12000

Grade and Chemical Composition (%)

Chemical Composition C Mn P≤ S≤ Si≤
0.06-0.18 0.27-0.63 0.035 0.035 0.25

SA-450/SA-450M:

OD In (mm) + – WT In (mm) + –
<1(25.4) 0.10 0.10 ≤1.1/2(38.1) 20% 0
1∼1.1/2(25.4∼38.1) 0.15 0.15 >1.1/2(38.1) 22% 0
>1.1/2∼<2(38.1∼50.8) 0.20 0.20
2∼<2.1/2(50.8∼63.5) 0.25 0.25
2.1/2∼<3(63.5∼76.2) 0.30 0.30
3∼4(76.2∼101.6) 0.38 0.38
>4∼7.1/2(101.6∼190.5) 0.38 0.64
>7.1/2∼9(190.5∼228.6) 0.38 1.14
Brinell Hardness Number
(WT≥)0.200In(5.1mm)		 Rockwell Hardness Number

(WT)0.200In(5.1mm)
137HRB 77HRB

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