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 AVAILABLE WORKING PRESSURE & TEMPERATURE
ANSI Class 150 300 600
Temperature ℃(℉) Carbon steel
MPa(psl)
316SS
MPa(psl)
Carbon steel
MPa(psl)
316SS
MPa(psl)
Carbon steel
MPa(psl)
316SS
MPa(psl)
-29(-20) to 38(100)
100(212)
150(302)
2.0(285)
1.8(260)
1.6(230)
1.9(275)
1.7(240)
1.5(215)
5.2(740)
4.7(675)
4.6(665)
5.0(720)
4.3(620)
3.9(560)
10.4(1480)
9.5(1350)
932(1315)
10.1(1440)
8.7(1240)
7.8(1120)
200(392)
260(500)
320(608)
1.4(205)
1.2(170)
1.0(140)
1.4(205)
1.2(170)
1.0(140)
4.4(635)
4.2(600)
3.9(560)
3.6(515)
3.3(480)
3.2(450)
8.9(1270)
8.4(1200)
7.7(1100)
7.2(1030)
6.7(955)
6.3(905)
340(644)
370(600)
400(752)
0.87(125)
0.77(110)
0.66(95)
0.87(125)
0.77(110)
0.66(95)
3.7(535)
3.7(535)
3.5(505)
3.1(445)
3.0(430)
3.0(430)
7.5(1075)
7.5(1075)
7.1(1010)
6.2(890)
6.1(865)
5.9(845)
430(806)
450(842)
480(896)
0.56(80)
0.46(65)
0.35(50)
0.56(80)
0.46(65)
0.35(50)
2.9(415)
1.9(275)
1.2(170)
2.9(415)
2.8(405)
2.8(395)
5.8(830)
3.7(535)
2.4(345)
5.8(830)
5.7(810)
5.5(790)
510(950)
540(1004)
570(1058)
0.25(35)
0.14(20)
-
0.25(35)
0.14(20)
-
0.74(105)
0.35(50)
-
2.7(385)
2.6(365)
2.5(360)
1.4(205)
0.74(105)
-
5.1(775)
5.1(774)
5.0(720)
590(1094)
620(1148)
650(1202)
-
-
-
-
-
-
-
-
-
2.3(325)
1.9(275)
1.4(205)
-
-
-
4.5(645)
3.9(560)
2.9(415)
Seat materials Treatment on disc surface Maximum working temperature ℃(℉)
316SS ENP(electroless nickel plate) Below 300(572)
Inconel ENP(electroless nickel plate) Below 350(662)
Inconel Stelite Below 650(1202)
P T F E - Below 200(392)
R. P T F E - Below 250(482)
N B R - Below 100(212)
E P D M - Below 110(230)
Seat Pressure / Temperature Rationg(Stelite)
In the high pressure drop and high temperature, the surface of valve trim should be welded with special alloy steel(stelite:alloy Co-Cr) for anti corrosion and anti-erosion.
A : non-stelite B : stelite seat C : stelite face D : stelite face + guide
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Factory :#196, Mukbang-Ro, Sangdong-Myun, Gimhae-City, Gyeongsangnam-Do, Korea

Every care has been taken in the preparation of this information. To the extent permitted by applicable law, all warranties and/or representations, express or implied, as to the accuracy of the information are disclaimed, and no liability is accepted for the accuracy or completeness of the same. 2011 KB Valve Co.,Ltd .The KB Valve logotype (and any other trademarks) are trademarks of KB Valve or one of its subsidiaries.
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