لوله های فولادی کربنی و آلیاژی بدون درز

لوله های فولادی کربنی و آلیاژی بدون درز

 

American Society for Testing and Materials (ASTM), American Society of Mechanical Engineers (ASME)

 

Product name

 

Executive standard

 

Dimension (mm)

 

Steel code/ Steel grade

Black and Hot-dipped Zinc-coated Steel Pipes Seamless

ASTM A53

0.3-1200 x 1.0-150

GR.A, GR.B, GR.C

Seamless Carbon Steel for High Temperature Service

ASTM A106

10.3-1200 x 1.0-150

GR.B, GR.C

Seamless Cold-drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes

ASTM A179

10.3-426 x 1.0-36

Low Carbon Steel

Seamless Carbon Steel Boiler Tubes for High Pressure

ASTM A192

10.3-426 x 1.0-36

Low Carbon Steel

Seamless Cold-drawn Intermediate Alloy Steel Heat-exchanger and

 Condenser Tubes

ASTM A199

10.3-426 x 1.0-36

T5, T22

Seamless Medium-carbon Steel Boiler and Superheater Tubes

ASTM A210

10.3-426 x 1.0-36

A1, C

Seamless Ferritic and Austenitic Alloy Steel Boiler, Superheater and 

Heat-exchanger Tubes

ASTM A213

10.3-426 x 1.0-36

T5, T5b, T9 , T11, T22 ,T91

Seamless Carbon and Alloy Steel for Mechanical Tubing, seamless and

 welded carbon and alloy steel pipe intended for use at low temperatures

ASTM A333

1/4"-42" x SCH20-XXS

Grade1 Gr. 3,Gr..6, Gr.8 , Gr. 9

Alloy steel forgings for pressure and high-temperature parts.

ASTM A336

 

 

Seamless Cold-drawn Carbon Steel Feedwater Heater Tubes

ASTM A556

10.3-426 x 1.0-36

A2, B2

Round and shaped steel cold formed welded and seamless carbon steel

 structural pipe.

ASTM A500

OD :10.3-820 x 0.8- 75

Grade A, B, C, D

Welded and seamless steel pipe for piling purposes.

ASTM A252

Sizes range from 6 to 20 NPS, with plain or beveled

 ends.

A252 Grade 1, 2 & 3

For seamless ferritic alloy-steel pipe for high-temperature service

ASTM A335

1/4"-42" x SCH20-XXS

A/SA 335 P1, P2, P11, P12, P15, P22, P91, P92, P122

Black and hot-dipped zinc-coated steel pipes welded and seamless

ASTM A53 

 

GR.B

Seamless carbon for mechanical tubing

ASTM SA519 

 

4140/4130

 

DIN/EN  Germany Safety(GS), Deutsches Institut für Normung(DIN)

 

Product name

 

Executive standard

 

Dimension (mm)

 

Steel code/ Steel grade

 

Seamless Steel Tubes for Elevated Temperature

 

DIN 17175

 

10-762 x 1.0-120

 

St35.8,St45.8, 10CrMo910, 15Mo3, 13CrMo44, STPL340, STB410, STB510, WB36

Seamless Circular Tubes of Non Alloys Steels with Special

 Quality Requirements.

DIN 1629

13.5-762 x 1.8-120

St37.0, St44.0, St52.0

Seamless steel tubes for pressure purposes

EN 10216

4.0-60.0 x 0.5-8
5-7 m manufacturing lenght

P235GH TC1, P235GH TC2, 16Mo3

hydraulic and pneumatic power system, low-voltage circuit, 

power steering, fuel circuit, vibration

 reduction, and such.

EN 10305

13.5-165.1 x 1.8-4.85

St33.2

specifies the Seamless steel tubes used for Mechanical and

Automobile.Cold drawn seamless prevision pipe

DIN 2391

4.0-60.0 x 0.5-8

St35, St45, St52

Seamless Steel Tubes

DIN 2440

13.5-165.1 x 1.8-4.85

St33.2

 

 

Chemical components & mechanical properties

 

Standard

 

Grade

 

Chemical Components (%)

 

Mechanical Properties

 

ASTM A53

 

C

Si

Mn

P

S

Tensile Strength(Mpa)

Yield Strength(Mpa)

A

≤0.25

-

≤0.95

≤0.05

≤0.06

≥330

≥205

B

≤0.30

-

≤1.2

≤0.05

≤0.06

≥415

≥240

ASTM A106

A

≤0.30

≥0.10

0.29-1.06

≤0.035

≤0.035

≥415

≥240

B

≤0.35

≥0.10

0.29-1.06

≤0.035

≤0.035

≥485

≥275

ASTM SA179

A179

0.06-0.18

-

0.27-0.63

≤0.035

≤0.035

≥325

≥180

ASTM SA192

A192

0.06-0.18

≤0.25

0.27-0.63

≤0.035

≤0.035

≥325

≥180

 

 

 

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