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Available Specification Standard


API SPEC 5L/ 5CT

Product name

Executive standard

Dimension (mm)

Steel code/ Steel grade

Casting

API 5CT

114-219 x 5.2-22.2

J55, K55, N80, L80, P110

Tubing

API 5CT

48.3-114.3 x 3.2-16

J55, K55, N80, L80, H40

Casting

API 5L

10.3-1200 x1.0-120

A, B, X42, X46, X52, PSL1 / PSL2

Drill Pipe

API 5DP

Outer diameter: 2 3/8'-51/2'

Wall thickness: 6.45mm-12.7mm

Length: R1,R2 and R3

E75, X95, G105, S135 .


ASTM / 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

ASTM A333

1/4"-42" x SCH20-XXS

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

Seamless Cold-drawn Carbon Steel Feedwater Heater Tubes

ASTM A556

10.3-426 x 1.0-36

A2, B2

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


DIN/EN

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 forMechanical and Automobile.

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


JIS

Product name

Executive standard

Dimension (mm)

Steel code/ Steel grade

High pressure and high temperature service

JIS G3454/5/6

19.05-114.3 x 2.0-14

JIS G3454(STPG370, STPG410), JIS G3455(STS370, STS410, STS480), JIS G3456(STPT370, STPT410, STPT480)

Tubes used for machinery, automobiles, bicycles, furniture, appliances and other machine parts.

JIS G3445

19.05-114.3 x 2.0-14

STKM11A, STKM12(A,B,C), STKM13(A,B,C), STKM14(A,B,C).

Carbon steel/Alloy steel boiler and heat exchanger tubes

JIS G3461,2

19.05-114.3 x 2.0-14

G3461(STB340, STB410, STB510)
G3462(STBA22, STBA23)

Seamless steel tubes for high pressure gas cylinder

JIS G3429

19.05-114.3 x 2.0-14
Length: max 16000mm

STH11, STH12, STH21, STH22

Heat resistant alloy steel pipes that are used for high temperature conveying fluid pipes for heaters and boiler tubes.

JIS G3458

10.5-660.4 mm

STPA 12, STPA 20, STPA 22, STPA 23, STPA 24, STPA 25, STPA 26


GB 国标

Product name

Executive standard

Dimension (mm)

Steel code/ Steel grade

Used for manufacturing various low and medium pressure boilers.

GB 3087

19.05-114.3 x 2.0-14

10#, 20#

Low-temperature heat exchanger tubes seamless steel pipe

GB/T18984

19.05-351 x 2.0-14

06Ni3MoDG, 09DG, 09Mn2VDG, 10MnDG, 16MnDG

GB 8163 steel pipe is a seamless steel pipe for fluid transportation (GB/T8163-2018)

GB/T 8163

19.05-351 x 2.0-14

10#

High pressure and above pressure steam boiler tubes with high quality carbon structural.

GB5310

19.05-114.3 x 2.0-14

20G, 20MnG, 25MnG, 15MoG, 20MoG, 12CrMoG, 15CrMoG(T12/P12), 12CrMoG, 12Cr2MoWVTiB.