Alloy Steel Plate SA 387 ASTM A387 Grade 11 Class 2

• Type: Steel Plate
• Standard: ASTM, AISI, GB, DIN
• Certification: ISO
• Surface Treatment: Smooth
• Technique: Hot Rolled
• Application: Boiler Plate
• Model NO.: Boiler Vessel Plate
• Special Use: Boiler Plate, Pvq Steel Plate
• Stock: Stock
• MOQ: 25 Ton
• Price Term: Fob CIF CFR
• Payment Term: T/T L/C(30% Deposit)
• Packing: Standard Seaworthy Package
• Transport Package: N/M
• Specification: 6-150mm*1000-4000mm*1000-20000mm
• Trademark: Origial
• Origin: China
• HS Code: 7225999000
• Production Capacity: 50000tons/Year

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

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.