Boiler Vessel Plate
Steel Plate
ASTM, AISI, GB, DIN
ISO
Smooth
Hot Rolled
Boiler Plate
Boiler Plate, Pvq Steel Plate
Stock
25 Ton
Fob CIF CFR
T/T L/C(30% Deposit)
Standard Seaworthy Package
Origial
N/M
6-150mm*1000-4000mm*1000-20000mm
China
7225999000
Product Description
Alloy Steel Plate SA 387 ASTM A387 Grade 11 Class 2
A high quality chrome molybdenum alloy steel plate intended specifically for use in weldable carbon steel pressure vessels at elevated temperatures. Added molybdenum gives the material greater temperature tensile strength and the chromium provides improved corrosion resistance.
Chemical Composition
Mechanical Properties
Available Grade


Why Choose Us?
Our advantages:
1. More than 10 years Professional steel export service. Have own production line.
2. Advanced CNC machine.
3. Low cost&Quick Delivery&High quality.
4. Integrity, strength and quality of products recognized by the industry.
5. Most of our clients are international, the domestic well-known enterprises.
6. Has a complete scientific quality management system.
7. Can meet any requirements for all kinds of sheet metal processing with advanced equipment.









FAQ
Q1: How can I get a sample to check your metal work quality?
Answer: After price confirmation, you can require for samples to check our quality. We will provide you sample for free (value under USD35), as long as you afford the express freight.
Q2: How long can I expect to get the metal work sample?
Answer: After you pay the sample charges(if there is) and send us confirmed drawings, the sample will be ready for delivery in 5-7 working days. The samples will be sent to you via DHL, FedEx,UPS,TNT or EMS. It should arrive in 3-5 workdays. You can use your own express account or prepay us if you don't have any account.
Q3: What about the leading time for metal work mass production?
Answer: Honestly, it depends on the order quantity. Normally, 15 workdays to 30 workdays after your deposit if no the samples are confirmed.
Q4: What will we do if the metal work quality is not ok?
Answer: If the quality problem is caused by our mistake, we will make replacement order for free or pay the back product charge and handling charge back to you.
A high quality chrome molybdenum alloy steel plate intended specifically for use in weldable carbon steel pressure vessels at elevated temperatures. Added molybdenum gives the material greater temperature tensile strength and the chromium provides improved corrosion resistance.
Chemical Composition
SA387/ASTM A387 | Grade 5 | Grade 9 | Grade 11 | Grade 12 | Grade 22 |
C | 0.15 max | 0.15 max | 0.04 - 0.17 | 0.04 - 0.17 | 0.04 - 0.15 |
Mn | 0.25 - 0.66 | 0.25 - 0.66 | 0.35 - 0.73 | 0.35 - 0.73 | 0.25 - 0.66 |
P | 0.035 | 0.030 | 0.035 | 0.035 | 0.035 |
S | 0.030 | 0.030 | 0.035 | 0.035 | 0.035 |
Si | 0.55 max | 1.05 max | 0.44 - 0.86 | 0.13 - 0.45 | 0.5 max |
Cr | 3.9 - 6.1 | 7.9 - 10.1 | 0.94 - 1.56 | 0.74 - 1.21 | 1.88 - 2.62 |
Mo | 0.40 - 0.7 | 0.85 1.15 | 0.40 - 0.7 | 0.4 - 0.65 | 0.85 - 1.15 |
Mechanical Properties
Grade | A 387 Grade 5 & Grade 9 | A 387 Grade 11 | A 387 Grade 12 | A 387 Grade 22 | ||||
Class 1 | Class 2 | Class 1 | Class 2 | Class 1 | Class 2 | Class 1 | Class 2 | |
Tensile Strength (ksi) | 60-85 | 75-100 | 60-85 | 70-90 | 50-80 | 65-85 | 60-85 | 75-100 |
Tensile Strength (MPa) | 415-585 | 515-690 | 415-585 | 485-620 | 380-550 | 450-585 | 415-585 | 515-690 |
Yield Strength (ksi) | 30 | 45 | 35 | 45 | 33 | 40 | 30 | 45 |
Yield Strength (MPa) | 205 | 310 | 240 | 310 | 230 | 275 | 205 | 310 |
Elongation in 200mm (%) | 19 | 18 | 18 | 19 | ||||
Elongation in 50mm (%) | 18 | 18 | 22 | 22 | 22 | 22 | 18 | 18 |
Available Grade
Standard | Grade |
ASTM/ASME | A516/A516M, A515/A515M, A537/A537M, A204/A204M, A387/A387M, A299/A299M, A285/A285M, A533/A533M, A203/A203M, A302/A302M |
EN10028 | P235GH, P265GH, P295GH, P355GH, 16Mo3 P275/P355/P460N, NH, NL1, NL2 P355/P420/P460M, ML1, ML2 P355/P460/P500/P690Q, QH, QL1, QL2 |
DIN 17155 | HI,HII,17Mn4,19Mn6,15Mo3,13CrMo44,10CrMo910 |
JIS | SB410,SB450,SB480,SB450M,SB480M SPV235,SPV315,SPV355,SPV410,SPV450,SPV490 |
GB | GB713 Q245R, Q345R, Q370R, 18MnMoNbR, 13MnNiMoR, 15CrMoR, 14Cr1MoR, 12Cr2Mo1R, 12Cr1MoVR GB3531 16MnDR, 15MnNiDR, 09MnNiDR |


Standard: ASTM A387 Grade : A387 Gr 11, 12, 22, 21, 5, Class 1 or 2. |
Thickness : 8mm-150mm Width : 1000mm-4000mm Length : 1000mm-20000mm |
MOQ: 1 PC Product type : Steel plate Delivery time : Promptly ( Stock) or 10-40 days (Production) Payment Terms: L/C, T/T, etc Stock : Available MTC: Available |
Delivery condition: Q+T or +N |
MTC: Original |
Why Choose Us?
Our advantages:
1. More than 10 years Professional steel export service. Have own production line.
2. Advanced CNC machine.
3. Low cost&Quick Delivery&High quality.
4. Integrity, strength and quality of products recognized by the industry.
5. Most of our clients are international, the domestic well-known enterprises.
6. Has a complete scientific quality management system.
7. Can meet any requirements for all kinds of sheet metal processing with advanced equipment.









FAQ
Q1: How can I get a sample to check your metal work quality?
Answer: After price confirmation, you can require for samples to check our quality. We will provide you sample for free (value under USD35), as long as you afford the express freight.
Q2: How long can I expect to get the metal work sample?
Answer: After you pay the sample charges(if there is) and send us confirmed drawings, the sample will be ready for delivery in 5-7 working days. The samples will be sent to you via DHL, FedEx,UPS,TNT or EMS. It should arrive in 3-5 workdays. You can use your own express account or prepay us if you don't have any account.
Q3: What about the leading time for metal work mass production?
Answer: Honestly, it depends on the order quantity. Normally, 15 workdays to 30 workdays after your deposit if no the samples are confirmed.
Q4: What will we do if the metal work quality is not ok?
Answer: If the quality problem is caused by our mistake, we will make replacement order for free or pay the back product charge and handling charge back to you.
