ASTM A387 Gr. 11 Steel Plate

• Type: Steel Plate
• Standard: ASTM, AISI, GB, DIN
• Certification: ISO
• Surface Treatment: Blackface
• Technique: Hot Rolled
• Application: Mold & Dies, Ship Plate, Boiler Plate, Container Plate
• Model NO.: A387 Gr. 11
• Special Use: Cutting Tools, High-strength Steel Plate, Wear Resistant Steel
• Stock: Stock
• MOQ: 25 Ton
• Price Term: Fob CFR CIF
• Delivery Time: 15-30 Days After Down Payment
• Payment Term: T/T L/C (30% Deposit)
• Transport Package: N/M
• Specification: 6-150mm*1000-4000mm*1000-20000mm
• Trademark: Origial
• Origin: China
• HS Code: 7225999000
• Production Capacity: 50000tons/Year

Product Description

ASTM A387 Gr. 11 Steel Plate 

ASTM A387/A387M Standard Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum
ASTM A387/A387M specification covers chromium-molybdenum alloy steel plates for welded broilers and pressure vessels designed for elevated temperature service. Materials considered under ASTM A387/A387M specification are available in grades 2, 12, 11, 22, 22L, 21, 21L, 5, 9 and 91.
The application of SA387 in petroleum industry, chemical industry, power plant, boiler, for the production of reactor, heat exchanger, separator, tank, oil tank, liquefied gas, nuclear reactor pressure vessel, boiler, liquefied petroleum gas bottle, hydropower station high pressure pipes, turbine volute equipment and components.
ASTM A387 level (Grade) and tensile strength (CL) A387Gr.2 A387Gr.2 CL1 classification A387Gr.2 CL2 A387Gr.12 A387Gr.12 CL CL2 A387Gr.11 A387Gr.11 CL1 1 A387Gr.12 A387Gr.11 CL2 A387Gr.22 A387Gr.22 CL1 A387Gr.22 CL2 A387Gr.21 A387Gr.21 CL1 A387Gr.21 CL2 A387Gr.5 A387Gr.5 CL1 A387Gr.5 CL2 A387Gr.9 A387Gr.9 CL1 A387Gr.9 CL2 A387Gr.21L A387Gr.21l CL1 A387Gr.22L
 

Standard	ASTM A516/A515,ASME SA516/SA515,ASTM A387
Material	GR55,GR60,GR65,GR70 Q245R,Q345R,Q370R 15CrMoR,15MnNiDR,15Mo3,15CrMoG 09MnNiDR,12MnNiVR,13MnNiMoR,Gr70,18MnMoNbR,19Mn6 12Cr2Mo1R,12Cr1MoVR,12CrMo1R,14Cr1MoR
Surface	Varnished,PE coated,galvanized.
Technique	Hot rolled/controlled rolling, normalizing or as required
Application	It is mainly used in tool steel, cementation steel and bearing steel.Like reactor, heat exchanger, separator, spherical tank, liquefied gas tank, nuclear reactor pressure vessel, boiler steam drum, liquefied gas cylinders, hydropower station high pressure hose, spiral case and other equipment and components.

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

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.

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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.

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