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Sell A 517 Grade A, A 517 Grade B, A 517 Grade H, A 517 Grade S pressure

1. Steel Grade:
A 517 Grade A, A 517 Grade B, A 517 Grade H, A 517 Grade S, A 517 Grade P, A 517 Grade F, A 517 Grade E, A 517 Grade Q

2. Specification:
Maximum Thickness:
A 517 Grade A , A 517 Grade B : 1.25in. or 32mm
A 517 Grade H, A 517 Grade S : 2in, or 50mm
A 517 Grade P : 4in. or 100mm
A 517 Grade F : 2.50in, or 65mm
A 517 Grade E, A 517 Grade Q : 6in. or 150mm
Width: 1500mm to 4020mm
Length: 3000mm to 18000mm

3. Referenced Documents in producing steel.
A 20/A 20M
A 435/A 435M
A 577/A 577M
A 578/A 578M

4. Heat Treatment
The plates shall be heat treated by heating to not less than 1650 F [900 C], quenching in water or oil and tempering at not less than 1150 F [620 C].
Practice:The steel shall be killed and shall conform to the fine austenitic grain size requirement of Specification A 20/A 20M.

5. Chemical Composition and property.

Sell steel A 203 Grade A, A 203 Grade B, A 203 Grade D for pressure vessels.

Supply steel A 203 Grade A, A 203 Grade B, A 203 Grade D for pressure vessels.

A 203 Standard Specification for High-Yield-Strength, Quenched and Tempered Alloy Steel Plate, Suitable for Welding

1. Steel Grade:
A 203 Grade A, A 203 Grade B, A 203 Grade D ,A 203 Grade E, A 203 Grade F

2. Specification:
Maximum Thickness:
A 203 Grade A , B: 150mm
A 203 Grade D, E F: 100mm
Width: 1500mm to 4020mm
Length: 3000mm to 18000mm

3. Referenced Documents in producing steel.
A 20/A 20M
A 435/A 435M
A 577/A 577M
A 578/A 578M

4. Heat Treatment
All plates of Grades A, B, D, and E shall be normalized.
All plates of Grade F shall be heat treated by heating into the austenitic range, quenching in water, and tempering at not less than 1100 F [595 C] for not less than half hours.
The steel shall be killed

5. Chemical Composition and property.

Supply A 203 Grade E, A 203 Grade F steel plate in welded pressure vessels.

Supply A 203 Grade E, A 203 Grade F steel plate in welded pressure vessels.

A 203 Standard Specification for High-Yield-Strength, Quenched and Tempered Alloy Steel Plate, Suitable for Welding

1. Steel Grade:
A 203 Grade A, A 203 Grade B, A 203 Grade, A 203 Grade E, A 203 Grade F

2. Specification:
Maximum Thickness:
A 203 Grade A , B: 150mm
A 203 Grade D , E , F: 100mm
Width: 1500mm to 4020mm
Length: 3000mm to 18000mm

3. Referenced Documents in producing steel.
A 20/A 20M
A 435/A 435M
A 577/A 577M
A 578/A 578M

4. Heat Treatment
All plates of Grades A, B, D, and E shall be normalized.
All plates of Grade F shall be heat treated by heating into the austenitic range, quenching in water, and tempering at not less than 1100 F [595 C] for not less than half hours.
The steel shall be killed

5. Chemical Composition and property.

Sell A 204 Grade A, A 204 Grade B, A 204 Grade C steel plates for welded boilers

A 204 Standard Specification for Pressure Vessel Plates, Alloy Steel, Molybdenum

1. Steel Grade:
A 204 Grade A, A 204 Grade B, A 204 Grade C

2. Specification:
Maximum Thickness:
A 204 Grade A , B: 150mm
A 204 Grade C : 100mm
Width: 1500mm to 4020mm
Length: 3000mm to 18000mm

3. Referenced Documents in producing steel.
A 20/A 20M
A 435/A 435M
A 577/A 577M
A 578/A 578M

4. Heat Treatment
Plates 40 mm and under in thickness are normally supplied in the as-rolled condition
Plates over 40 mm in thickness shall be normalized.
The steel shall be killed

5. Chemical Composition and property.
A: Chemical detail of each grade see A 204/A 204M 03
B: Property in the following:
Tensile strength : min 450-655Mpa
Yield Strength : min 255-295Mpa
Elongation : 20-23%

6. Mechanical Requirements

Sell A 302 Grade A, A 302 Grade B, A 302 Grade C, A 302 Grade D steel plate

A 302 Standard Specification for Pressure Vessel Plates, Alloy Steel, Manganese-Molybdenum and Manganese Molybdenum Nickel

1. Steel Grade:
A 302 Grade A, A 302 Grade B, A 302 Grade C, A 302 Grade D

2. Specification:
Maximum Thickness:
A 302 Grade A , B , C , D : 400mm
Width: 1500mm to 4020mm
Length: 3000mm to 18000mm

3. Referenced Documents in producing steel.
A 20/A 20M

4. Heat Treatment
Plates 50 mm and under in thickness are normally supplied in the as-rolled condition
Plates over 50 mm in thickness shall be normalized.
The steel shall be killed

5. Chemical Composition and property.
A: Chemical detail of each grade see A 302/A 302M 03
B: Property in the following:
Tensile strength: min 515-690Mpa
Yield Strength: min 310-345Mpa
Elongation: 18-20%

6. Mechanical Requirements

Provide steel plate A 299 Grade A, A 299 Grade B in welded boilers

A 299 Standard Specification for Pressure Vessel Plates, Carbon Steel, Manganese-Silicon

1. Steel Grade:
A 299 Grade A, A 299 Grade B

2. Specification:
Maximum Thickness:
A 204 Grade A , B : 200mm
Width: 1500mm to 4020mm
Length: 3000mm to 18000mm

3. Referenced Documents in producing steel.
A 20/A 20M

4. Heat Treatment
Plates 50 mm and under in thickness are normally supplied in the as-rolled condition
Plates over 50 mm in thickness shall be normalized.
The steel shall be killed

5. Chemical Composition and property.
A: Chemical detail of each grade see A 299/A 299M
B: Property in the following:
Tensile strength : min 515-690Mpa
Yield Strength : min 275-325Mpa
Elongation : 16-19%

6. Mechanical Requirements
Tension Test Requirements: The steel shall conform to the property requirements.

Provide A 387 Grade 2, A 387 Grade 12, A 387 Grade 11, A 387 Grade 22 steel

A 387 Standard Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum

1. Steel Grade:
A 387 Grade 2, A 387 Grade 12, A 387 Grade 11, A 387 Grade 22, A 387 Grade 22L, A 387 Grade 21,
A 387 Grade 21L, A 387 Grade 5, A 387 Grade 9, A 387 Grade 91, A 387 Grade 911.

2. Specification:
Maximum Thickness: 400mm
Width: 1500mm to 4020mm
Length: 3000mm to 18000mm

3. Referenced Documents in producing steel.
A 20/A 20M
A 370/A 370M
A 435/A 435M
A 577/A 577M
A 578/A 578M

4. Heat Treatment
Except for Grades 91 and 911, all plates shall be thermally treated either by annealing, normalizing- and tempering
Grades 91 and 911 plates shall be normalized at 1900 to 2000 F [1040 to 1095 C] and shall be tempered at not less than 1350 F [730 C].

5. Chemical Composition and property.
A: Chemical detail of each grade see the A 387/A 387M-03

Sell steel A 387 Grade 22L, A 387 Grade 21, A 387 Grade 21L, A 387 Grade 5

A 387 Standard Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum

1. Steel Grade:
A 387 Grade 2, A 387 Grade 12, A 387 Grade 11, A 387 Grade 22, A 387 Grade 22L, A 387 Grade 21,
A 387 Grade 21L, A 387 Grade 5, A 387 Grade 9, A 387 Grade 91, A 387 Grade 911.

2. Specification:
Maximum Thickness: 400mm
Width: 1500mm to 4020mm
Length: 3000mm to 18000mm

3. Referenced Documents in producing steel.
A 20/A 20M
A 370/A 370M
A 435/A 435M
A 577/A 577M
A 578/A 578M

4. Heat Treatment
Except for Grades 91 and 911, all plates shall be thermally treated either by annealing, normalizing- and tempering
Grades 91 and 911 plates shall be normalized at 1900 to 2000 F [1040 to 1095 C] and shall be tempered at not

less than 1350 F [730 C].

5. Chemical Composition and property.
A: Chemical detail of each grade see the A 387/A 387M -03

Sell A 514 Grade H, A 514 Grade J, A 514 Grade K, A 514 Grade P steel

1. Steel Grade:
A 514 Grade A, A 514 Grade B, A 514 Grade C , A 514 Grade E , A 514 Grade F ,A 514 Grade H ,
A 514 Grade J , A 514 Grade K , A 514 Grade M , A 514 Grade P, A 514 Grade Q , A 514 Grade R ,
A 514 Grade S , A 514 Grade T.

2. Specification:
Maximum Thickness:
Grade A , B, C ,J: 32mm
Grade H, T, M, K: 50mm
Grade S, R, F, : 65mm
Grade E, P, Q: 150mm

Width: 1500mm to 4020mm
Length: 3000mm to 18000mm

3. Referenced Documents in producing steel.
A 6/A 6M
A 370
E 112

4. Heat Treatment
a. The material shall be heat treated by the manufacturer to conform to the tensile and hardness requirements of A 514 by heating to not less than 1650 F [900 C], quenching in water or oil and tempering at not less than 1150 F [620 C]. The heat-treating temperatures shall be reported on the test certificates

Sell A 514 Grade Q, A 514 Grade R, A 514 Grade S, A 514 Grade T steel plate

1. Steel Grade:
A 514 Grade A, A 514 Grade B, A 514 Grade C , A 514 Grade E , A 514 Grade F ,A 514 Grade H ,
A 514 Grade J , A 514 Grade K , A 514 Grade M , A 514 Grade P, A 514 Grade Q , A 514 Grade R ,
A 514 Grade S , A 514 Grade T.

2. Specification:
Maximum Thickness:
Grade A , B, C ,J: 32mm
Grade H, T, M, K: 50mm
Grade S, R, F, : 65mm
Grade E, P, Q: 150mm

Width: 1500mm to 4020mm
Length: 3000mm to 18000mm

3. Referenced Documents in producing steel.
A 6/A 6M
A 370
E 112

4. Heat Treatment
a. The material shall be heat treated by the manufacturer to conform to the tensile and hardness requirements of A

514 by heating to not less than 1650 F [900 C], quenching in water or oil and tempering at not less than 1150 F [620C]. The heat-treating temperatures shall be reported on the test certificates