ASME SA387 Qib 11 Chav Kawm 2 Steel Phaj Specification

Nov 10, 2025 Tso lus

Dab tsi yog yuav cov lus qhia rau Astm A387 Qib 11 Phaj

 

Qee cov lus qhia txog kev yuav khoomSa387-11 Cl2yuav suav nrog:

 

Ib txwm yuav cov khoom lag luam los ntawm cov tuam txhab muaj npe nrov uas muaj ob peb xyoos ntawm kev paub hauv thaj teb.

Lawv yuav tsum siv cov khoom siv raw zoo thiab cov txheej txheem tsim khoom siab heev.

Tus nqi ntawm covAstm A387 Qib 11 Chav Kawm2 muab los ntawm cov chaw tsim khoom lag luam yuav tsum muaj kev sib tw.

 

SA 387 Qib 11 Chav Kawm 1 Vs Chav Kawm 2 Phaj

 

Qhov txawv ntawm SA 387 Qib 11 Chav Kawm 1 thiab Chav Kawm 2 Phaj nyob hauv lawv cov khoom siv kho tshuab. Txawm li cas los xij, lawv ob leeg muaj tib yam tshuaj muaj pes tsawg leeg. Lub zog tensile thiab lub zog ntawm cov khoom siv hauv chav kawm 2 yog siab dua li ntawm chav kawm 1, qhov elongation rau chav kawm 1 yog siab dua piv rau chav kawm 2.

 

SA 387 Gr 11 Phaj yog dab tsi?

 

CovSA 387 Qib 11 Phajfeem ntau yog siv rau hauv cov kev pabcuam kub siab vim lawv tuaj yeem tswj tau qhov kub thiab txias zoo dua. Cov tshuaj muaj pes tsawg leeg ntawm covSA 387 Gr 11 Phajcov khoom muaj cov qib chromium siab, uas yog vim li cas lawv cov oxidation thiab corrosion kuj zoo dua. Qhov no yog lub siab hlab ntsha qib steel feem ntau siv hauv cov kev pabcuam kub siab thiab lawv tseem ceeb heev rau kev siv roj qaub. Lawv qhia qee qhov kev ua yeeb yam zoo hauv qhov chaw kub siab.

 

Sa 387 Gr 11 Phaj yog dab tsi?

 

Qee yam khoom ntawm Sa 387 Gr 11 Phaj yuav suav nrog:

 

  • High tensile lub zog thiab ruaj khov
  • Zoo kawg nkaus qhov tseeb
  • Zoo weldability
  • High durability thiab nws tuaj yeem tiv taus hnyav
  • Los nrog zoo heev nto tiav thiab muaj lub neej ntev.

 

Qhov twg Sa387-11 Cl2 haum?

 

Sa387-11 Cl2 yog qhov tsim nyog hauv kev pabcuam kub siab, uas yog vim li cas lawv tau siv ntau yam kev lag luam xws li petrochemical, roj, roj, thiab lwm yam.

 

Specification ntawm SA 387 Gr 11 Phaj

 

Specification ASTM A387 / ASME SA387 Gr 11 Alloy Steel (Chromium{3}}Molybdenum)
Qib SA 387 Gr 11 khoom
Qhov ntau thiab tsawg

Qib 11

Thickness:5 hli-150mm

Dav:1000mm-4500mm

Ntev:3000mm-18000mm

Impact kuaj -52 ° C
Daim ntawv thov

Welded boilers

Cov hlab ntsha siab

thiab lwm yam kev siv tshuab

 

Daim ntawv thov ntawm A 387 Gr 11 Phaj

 

  • Muaj boilers
  • Sour Service Ib puag ncig
  • Ntau daim ntawv thov
  • Kev siv roj av
  • Weldable Siab Vessels

 

Sa 387 Gr 11 Cl 2 Chemical Composition

 

  ASTM A387 GR . 11
Manganese (Mn) 0.40-0.65
Cov pa roj carbon (C) 0.05-0.17
Phosphorus (P) 0.025
Vanadium (V) -
Silicon (Si) 0.50-0.80
Chromium (Cr) 1.00-1.50
Sulfur (S) 0.025
Molybdenum (hli) 0.45-0.65

 

Mechanical Properties Astm A387 Gr 11 Cl 2 Phaj

 

QIB Kev txo qis ntawm cheeb tsam

Yield zog (Mpa)

Tensile zog (Mpa)

Elong. (50 hli)

ASTM A387 GR 11 - 310 min 515 - 690 22% min

 

Nta ntawm Sa387-11 Cl2 Khoom

 

  • High Strength & Efficiency
  • Kev ua haujlwm siab
  • Flawless tiav
  • Weldability zoo
  • Lub Neej Ntev Ntev

 

 

Astm A387 Gr 11 Cl 2 Phaj Dimensions

 

Thickness Dav Ntev
8 2000 6000
6 2500 6000
60 1800 3400
6 2000 6000
5 2000 6000
4 2000 6000
8 2500 6000
12 2000 6000
10 2000 6000
16 2000 6000
15 2000 6000
50 2000 6000
20 2000 6000
25 2000 6000
32 2000 6000
40 2000 6000

 

A387 Gr 11 Cov khoom sib npaug

 

BS

DIN

ASTEM / ASME

EN

621B

-

A387-11-2

-

 

Sa387-11 Cl2 Plate Weight Chart

 

Loj (ft) ntawm Steel Phaj Qhov hnyav / Daim Ntawv (lbs) ntawm Checker Plate Qhov hnyav / Daim Ntawv (lbs) ntawm Pav Phaj Pattern Qhov siab, hauv (mm) Thickness (hauv. or AWG)
4×4 26.33 18 gaug
39.59 33.19 0.0197 (0.5) 16 gaug
8.23 28 gaug
48.57 41.88 0.0256 (0.65) 14 gaug
62.56 52.80 0.0315 (0.8) 12 gaug
10.39 26 gaug
47.53 40.84 0.0256 (0.65) 1/16
96.08 81.68 0.055 (1.40) 1/8
138.90 122.51 0.060 (1.52) 3/16
179.74 163.35 0.060 (1.52) 1/4
261.41 245.03 0.060 (1.52) 3/8
16.53 22 gaug
343.09 326.71 0.060 (1.52) 1/2
506.44 490.06 0.060 (1.52) 3/4
20.91 20 gaug
669.80 653.41 0.060 (1.52) 1
4×8 33.06 22 gaug
20.78 26 gaug
16.47 28 gaug
41.82 20 gaug
79.19 66.39 0.0197 (0.5) 16 gaug
52.67 18 gaug
125.11 105.59 0.0315 (0.8) 12 gaug
97.14 83.77 0.0256 (0.65) 14 gaug
192.15 163.35 0.055 (1.40) 1/8
95.05 81.68 0.0256 (0.65) 1/16
       
441.15 408.38 0.060 (1.52) 5/16
359.47 326.71 1/4
277.80 245.03 3/16
604.50 571.74 7/16
522.83 490.06 3/8
767.86 735.09 9/16
686.18 653.41 1/2
931.21 898.44 11/16
849.53 816.77 5/8
1094.56 1061.80 13/16
1012.89 980.12 3/4
1339.59 1306.83 1
1176.24 1143.47 7/8
4×10 52.27 20 gaug
25.97 26 gaug
20.58 28 gaug
65.83 18 gaug
41.33 22 gaug
98.98 82.98 0.0197 (0.5) 16 gaug
156.39 131.99 0.0315 (0.8) 12 gaug
240.19 204.19 0.055 (1.40) 1/8
121.43 104.71 0.0256 (0.65) 14 gaug
449.34 408.38 0.060 (1.52) 1/4
118.82 102.10 0.0256 (0.65) 1/16
857.73 816.77 0.060 (1.52) 1/2
347.25 306.29 0.060 (1.52) 3/16
1266.11 1225.15 0.060 (1.52) 3/4
653.53 612.57 0.060 (1.52) 3/8
1674.49 1633.53 0.060 (1.52) 1
2×4 10.45 20 gaug
5.19 26 gaug
4.12 28 gaug
8.27 22 gaug
19.80 16.60 0.0197 (0.5) 16 gaug
13.17 18 gaug
31.28 26.40 0.0315 (0.8) 12 gaug
24.29 20.94 0.0256 (0.65) 14 gaug
48.04 40.84 0.055 (1.40) 1/8
23.76 20.42 0.0256 (0.65) 1/16
89.87 81.68 0.060 (1.52) 1/4
69.45 61.26 0.060 (1.52) 3/16
171.55 163.35 0.060 (1.52) 1/2
130.71 122.51 0.060 (1.52) 3/8
334.90 326.71 0.060 (1.52) 1
253.22 245.03 0.060 (1.52) 3/4
5×10 65.34 20 gaug
32.47 26 gaug
25.73 28 gaug
51.66 22 gaug
123.73 103.73 0.0197 (0.5) 16 gaug
82.29 18 gaug
195.49 164.99 0.0315 (0.8) 12 gaug
151.79 130.89 0.0256 (0.65) 14 gaug
300.24 255.24 0.055 (1.40) 1/8
148.52 127.62 0.0256 (0.65) 1/16
561.68 510.48 0.060 (1.52) 1/4
434.06 382.86 0.060 (1.52) 3/16
1072.16 1020.96 0.060 (1.52) 1/2
816.92 765.72 0.060 (1.52) 3/8
2093.11 2041.91 0.060 (1.52) 1
1582.64 1531.44 0.060 (1.52) 3/4

 

Distributors ntawm Certified Sa387-11 Cl2 thiab Cl1 nrog dav txog li 4500mm, thicknesses txog 250 hli, thiab ntev mus txog 18000mm muaj

 

Sa 387 Gr 11 Cl 2 Plate Tolerance

 

Nominal thickness ntawm nominal thickness Tolerances
Chav Kawm A Chav B Chav Kawm C Chav Kawm D
qis Saum toj qis Saum toj qis Saum toj qis Saum toj
>150 < 250 -1.2 +2.4 -0.3 +3.3 -0 +3.6 -1.8 +1.8
>5 <8 -0.4 +1.1 -0.3 +1.2 -0 +1.5 -0.75 +0.75
>3 <5 -0.4 +0.8 -0.3 +0.9 -0 +1.2 -0.6 +0.6
>25 <40 -0.8 +1.4 -0.3 +1.9 -0 +2.2 -1.1 +1.1
>8 <15 -0.5 +1.2 -0.3 +1.4 -0 +1.7 -0.85 +0.85
>15 <25 -0.6 +1.3 -0.3 +1.6 -0 +1.9 -0.95 +0.95
>40 <80 -1.0 +1.8 -0.3 +2.5 -0 +2.8 -1.4 +1.4
>80 <150 -1.0 +2.2 -0.3 +2.9 -0 +3.2 -1.6 +1.6

 

A387 Gr 11 Phaj Loj Ntau

 

Daim duab loj

Sa387 Qib 11

Thickness:5 mus rau 150 mm

Dav:1000-4500mm

Ntev:3000-18000mm

 

Thov Ib Qhov Quote

Yog tias koj xav paub ntxiv txog GNEE cov khoom, koj tuaj yeem xa email raualloy@gneesteelgroup.com.Peb zoo siab tshaj los pab koj.

 

A387 Gr 11 Cl 2 Plate

A387 Gr 11 Cl 2 Plate

A387 Gr 11 Cl 2 Plate

FAQ

Q: A387 Qib 11 yog dab tsi?

A: ASTM A387 specification yog Standard Specification rau Pressure Vessel Phaj, Alloy Steel, Chromium-Molybdenum npaj rau siv nyob rau hauv welded boilers thiab siab hlab ntsha tsim rau siab kub kev pab cuam.

Q: Dab tsi yog SA 387 GR 11 Cl 1 khoom sib npaug?

A: Sa 387 Gr 11 Cov khoom sib npaug
Nrog cov chromium, molybdenum, thiab cov ntsiab lus tshuaj zoo sib xws, Sa 387 Gr 11 Cl 1 Equivalent Materials BS 621B nthuav tawm cov khoom zoo ib yam.

Q: Dab tsi yog qhov kub thiab txias SA 387 GR 11?

A: Nyob rau hauv qis kawg ntawm qhov kub ntawm SA 387 Gr 11 (1150℃F min tempering kub), thiab SA 387 Gr 22 (1250℃F min tempering kub) yog siv. Cov qib no tuaj yeem teev nyob rau hauv chav kawm 1 lossis 2 thiab tseem tuaj yeem muab rau hauv Normalized & Tempered lossis Quenched thiab Tempered.

Q: Qhov txawv ntawm SA 387 GR 11 cl1 thiab cl2 yog dab tsi?

A: Qhov txawv ntawm SA 387 Qib 11 Chav Kawm 1 thiab Chav Kawm 2 Phaj nyob hauv lawv cov khoom siv tshuab. Txawm li cas los xij, lawv ob leeg muaj tib yam tshuaj muaj pes tsawg leeg. Lub zog tensile thiab lub zog ntawm cov khoom siv hauv chav kawm 2 yog siab dua li ntawm chav kawm 1, qhov elongation rau chav kawm 1 yog siab dua piv rau chav kawm 2.

Q: Cov khoom siv SA 387 Qib 11 yog dab tsi?

A: Muaj pes tsawg leeg: ASME SA387 Qib 11 feem ntau muaj txog 1% chromium thiab 0.5% molybdenum. Cov khoom xyaw no muab lub zog zoo thiab ua haujlwm rau oxidation ntawm qhov kub thiab txias. Mechanical Properties: Tawm Zog: Tsawg kawg ntawm 205 MPa (30,000 psi)

Q: Qhov txawv ntawm SA 387 Qib 11 CL 1 thiab Chav Kawm 2 yog dab tsi?

A: Cov Chemical Composition tseem zoo ib yam hauv Chav Kawm 1 thiab Chav Kawm 2 (Cl1 thiab Cl2) tab sis qhov sib txawv tsuas yog nyob rau hauv Cov Khoom Siv Hluav Taws Xob uas tau hais hauv qab rooj.

Q: SA 387 Qib 11 Chav Kawm 2 sib npaug li cas?

A: Sa 387 Gr 11 Equivalent Materials yog ASME SA387 hauv Asmeskas kev lag luam nrog European Union muaj cov qauv hauv qib 13CrMoSi5-5. Sa 387 Gr 11 Cl 2 Equivalent Materials yog SA387-11-2 ntawm ASME thiab ASTM tus qauv.

Q: Dab tsi yog qhov kub thiab txias SA 387 GR 11?

A: Nyob rau hauv qis kawg ntawm qhov kub ntawm SA 387 Gr 11 (1150℃F min tempering kub), thiab SA 387 Gr 22 (1250℃F min tempering kub) yog siv. Cov qib no tuaj yeem teev nyob rau hauv chav kawm 1 lossis 2 thiab tseem tuaj yeem muab rau hauv Normalized & Tempered lossis Quenched thiab Tempered.

Q: Cov tshuaj muaj pes tsawg leeg ntawm ASTM A387 Qib 11 Chav Kawm 2 yog dab tsi?

A: ASTM A387 GR 11 CL 2 Phaj yog tsim los nrog cov tshuaj muaj pes tsawg leeg xws li carbon, silicon, phosphorous, chromium, sulfur, molybdenum, thiab manganese. Alloy ASTM A387 yog tsim los nrog cov kev qhia tshwj xeeb xws li cov qauv sib txawv, ua tiav, hardness, daim ntawv, dav, thiab tuab.

Q: Qhov txawv ntawm SA 516 GR 70 thiab SA 387 GR 11 yog dab tsi?

A: Piv nrog rau cov pa roj carbon steel daim hlau, SA 387 Gr 11 daim hlau muab kev tiv thaiv corrosion thiab oxidation zoo dua thaum tuav lub zog tensile thiab yield zog. Piv nrog rau SA 516 Gr 70 daim hlau, SA 387 Gr 11 daim hlau muaj kev tiv thaiv zoo dua rau oxidation thiab corrosion, ua rau lawv xaiv zoo dua rau qhov kub siab - ib puag ncig.

 

Qib Ntawm Lub Hwj Hwj Hwj Hwj Hwj Hwj Hwj Hwj Hwj Muab Los ntawm GNEE
ASTM ASTM A202/A202M ASTM A202 Qib A ASTM A202 Qib B    
ASTM A203 / A203M ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / A203M / ASTM A203 / A203M / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / A203M / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / A203M) ASTM A203 Qib A ASTM A203 Qib B ASTM A203 Qib D ASTM A203 Qib E
ASTM A203 Qib F      
ASTM A204 / A204M / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / A204M / ASTM A204 / ASTM A204 / ASTM A204 / A204M) ASTM A204 Qib A ASTM A204 Qib B ASTM A204 Qib C  
ASTM A285/A285M ASTM A285 Qib A ASTM A285 Qib B ASTM A285 Qib C  
ASTM A299/A299M ASTM A299 Qib A ASTM A299 Qib B    
ASTM A302/A302M ASTM A302 Qib A ASTM A302 Qib B ASTM A302 Qib C ASTM A302 Qib D
ASTM A387 / A387M ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / A387M / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387) thiab ASTM A387 ASTM A387 Qib 5 Qib 1 ASTM A387 Qib 5 Qib 2 ASTM A387 Qib 11 Chav Kawm 1 ASTM A387 Qib 11 Chav Kawm 2
ASTM A387 Qib 12 Chav Kawm 1 ASTM A387 Qib 12 Chav Kawm 2 ASTM A387 Qib 22 Chav Kawm 1 ASTM A387 Qib 22 Chav Kawm 2
ASTM A515/A515M ASTM A515 Qib 60 ASTM A515 Qib 65 ASTM A515 Qib 70  
ASTM A516/A516M ASTM A516 Qib 55 ASTM A516 Qib 60 ASTM A516 Qib 65 ASTM A516 Qib 70
ASTM A517 / A517M / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / A517M / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / A517M / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / A517M) thiab ASTM A517 ASTM A517 Qib A ASTM A517 Qib B ASTM A517 Qib E ASTM A517 Qib F
ASTM A517 Qib P ASTM A517 Qib J    
ASTM A533 / A533M / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533) lossis A533M ASTM A533 Qib A Class1 ASTM A533 Qib B Class1 ASTM A533 Qib C Class1 ASTM A533 Qib D Class1
ASTM A533 Qib A Class2 ASTM A533 Qib B Class2 ASTM A533 Qib C Class2 ASTM A533 Qib D Class2
ASTM A533 Qib A Class3 ASTM A533 Qib B Class3 ASTM A533 Qib C Class3 ASTM A533 Qib D Class3
ASTM A537 / A537M Kev Cai ASTM A537 Qib 1 ASTM A537 Qib 2 ASTM A537 Qib 3  
ASTM A612/A612M ASTM A612 Cov Lus Qhia Tshwj Xeeb      
ASTM A662/A662M ASTM A662 Qib A ASTM A662 Qib B ASTM A662 Qib C  
EN TS EN 10028-2 TS EN 10028-2 P235GH TS EN 10028-2 P265GH TS EN 10028-2 P295GH TS EN 10028-2 P355GH
EN10028-2 16MO3      
TS EN 10028-3 TS EN 10028-3 P275N TS EN 10028-3 P275NH EN10028-3 P275NL1 EN10028-3 P275NL2
TS EN 10028-3 P355N TS EN 10028-3 P355NH EN10028-3 P355NL1 EN10028-3 P355NL2
TS EN 10028-3 P460N TS EN 10028-3 P460NH EN10028-3 P460NL1 EN10028-3 P460NL2
TS EN 10028-5 TS EN 10028-5 P355M EN10028-5 P355ML1 EN10028-5 P355ML2 TS EN 10028-5 P420M
EN10028-5 P420ML1 EN10028-5 P420ML2 TS EN 10028-5 P460M EN10028-5 P460ML1
EN10028-5 P460ML2      
TS EN 10028-6 TS EN 10028-6 P355Q TS EN 10028-6 P460Q TS EN 10028-6 P500Q TS EN 10028-6 P690Q
TS EN 10028-6 P355QH TS EN 10028-6 P460QH TS EN 10028-6 P500QH TS EN 10028-6 P690QH
EN10028-6 P355QL1 EN10028-6 P460QL1 EN10028-6 P500QL1 EN10028-6 P690QL1
EN10028-6 P355QL2 EN10028-6 P460QL2 EN10028-6 P500QL2 EN10028-6 P690QL2
JIS JIS G3115 JIS G3115 SPV235 JIS G3115 SPV315 JIS G3115 SPV355 JIS G3115 SPV410
JIS G3115 SPV450 JIS G3115 SPV490    
JIS G3103 JIS G3103 SB410 JIS G3103 SB450 JIS G3103 SB480 JIS G3103 SB450M
JIS G3103 SB480M      
GB GB713 GB713 Q245R GB713 Q345R GB713 Q370R GB713 12Cr1MoVR
GB713 12Cr2Mo1R GB713 13MnNiMoR GB713 14Cr1MoR GB713 15CrMoR
GB713 18MnMoNbR      
GB3531 GB3531 09MnNiDR GB3531 15MnNiDR GB3531 16MnDR  
DIN TIAB SA 17155 DIN 17155 TSI DIN 17155 HII DIN 17155 10CrMo910 DIN 17155 13CrMo44
DIN 17155 15Mo3 DIN 17155 17Mn4 DIN 17155 19Mn6