Types

Uses

REFERENCE STANDARD

Piling Pipe

buildings, retaining walls, and other structures needing solid

SY/T 5040, ASTM/ASME A252/SA252,GR.1,GR.2, GR.3;

Various types of pipe pile project, offshore oil platforms, Pipe bridge

BS EN10219-1,BS EN10219-2;

Line Pipe

transportation system of petroleum and natural gas industries,
and other fluid service

GB/T 9711.1, GB/T 9711.2, API 5L PSL1/2,  GB/T 14291, GB/T 3091, SY/T 5037,ASTM A53, BS EN10217-2,BS EN10217-5

Specifications

Standard

Main Products

Piling Pipe

SY/T 5040

Spirally submerged arc welded steel pipe piles

ASTM A252

Welded and seamless steel pipe piles

BS EN10219-1

Cold formed welded structural hollow sections of non-alloy and fine grain steels - part1: Technical delivert conditions

BS EN10219-2

Cold formed welded structural hollow sections of non-alloy and fine grain steels - part2: tolerances dimmsions and sectional properties

Standard

Grade

Chemical Composition(max)%

Mechanical Properties(min)

C

Si

Mn

P

S

Tensile Strength (Mpa)

Yield Strength(Mpa)

ASTM A252

1

-

-

-

0.05

-

345

345

2

-

-

-

0.05

-

414

414

3

-

-

-

0.05

-

455

455

EN10219-1

S235JRH

0.17

-

1.4

0.04

0.04

360

360

S275JOH

0.2

-

1.5

0.035

0.035

410

410

S275J2H

0.2

-

1.5

0.03

0.03

410

410

S355JOH

0.22

0.55

1.6

0.035

0.035

470

470

S355J2H

0.22

0.55

1.6

0.03

0.03

470

470

S355K2H

0.22

0.55

1.6

0.03

0.03

470

470

Specifications

Standard

Main Products

Line Pipe

GB/T 9711.1

Steel pipe for pipeline transportation system of petroleum and natural gas industries(Class A steel pipe)

GB/T 9711.2

Steel pipe for pipeline transportation system of petroleum and natural gas industries(Class B steel pipe)

API 5L PSL1/2

Line pipe

GB/T 14291

Welded pipe for mine fluid sevice

GB/T 3091

Welded pipe for low pressure fluid service

SY/T 5037

Spirally submerged arc welded steel pipe for pipelines for low pressure fluid service

ASTM A53

Black and hot-hipped galvanized welded steel pipe

BS EN10217-2

Welded steel tybes for pressure purposes - delivery technical conditions - part2: Electric welded non- alloy and alloy steel tubes with specified elevated temperature properties

BS EN10217-5

Welded steel tybes for pressure purposes - delivery technical conditions - part5: submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties

Standard

Grade

Chemical Composition(max)%

Mechanical Properties(min)

C

Si

Mn

P

S

Tensile Strength  (Mpa)

Yield Strength(Mpa)

ASTM A252

1

-

-

-

0.05

-

345

345

2

-

-

-

0.05

-

414

414

3

-

-

-

0.05

-

455

455

EN10219-1

S235JRH

0.17

-

1.4

0.04

0.04

360

360

S275JOH

0.2

-

1.5

0.035

0.035

410

410

S275J2H

0.2

-

1.5

0.03

0.03

410

410

S355JOH

0.22

0.55

1.6

0.035

0.035

470

470

S355J2H

0.22

0.55

1.6

0.03

0.03

470

470

S355K2H

0.22

0.55

1.6

0.03

0.03

470

470

API 5L PSL1

A

0.22

-

0.9

0.03

0.03

335

335

B

0.26

-

1.2

0.03

0.03

415

415

X42

0.26

-

1.3

0.03

0.03

415

415

X46

0.26

-

1.4

0.03

0.03

435

435

X52

0.26

-

1.4

0.03

0.03

460

460

X56

0.26

-

1.4

0.03

0.03

490

490

X60

0.26

-

1.4

0.03

0.03

520

520

X65

0.26

-

1.45

0.03

0.03

535

535

X70

0.26

-

1.65

0.03

0.03

570

570

API 5L PSL2

B

0.22

0.45

1.2

0.025

0.015

415

415

X42

0.22

0.45

1.3

0.025

0.015

415

415

X46

0.22

0.45

1.4

0.025

0.015

435

435

X52

0.22

0.45

1.4

0.025

0.015

460

460

X56

0.22

0.45

1.4

0.025

0.015

490

490

X60

0.12

0.45

1.6

0.025

0.015

520

520

X65

0.12

0.45

1.6

0.025

0.015

535

535

X70

0.12

0.45

1.7

0.025

0.015

570

570

X80

0.12

0.45

1.85

0.025

0.015

625

625

GB/T 9711.1

L210

-

-

0.9

0.03

0.03

335

335

L245

-

-

1.15

0.03

0.03

415

415

L290

-

-

1.25

0.03

0.03

415

415

L320

-

-

1.25

0.03

0.03

435

435

L360

-

-

1.25

0.03

0.03

460

460

L390

-

-

1.35

0.03

0.03

490

490

L415

0.26

-

1.35

0.03

0.03

520

520

L450

0.26

-

1.4

0.03

0.03

535

535

L485

0.23

-

1.6

0.03

0.03

570

570

GB/T3091/ SY/T5037

Q195

0.12

0.3

0.5

0.035

0.04

315

315

Q215B

0.15

0.35

1.2

0.045

0.045

335

335

Q235B

0.2

0.35

1.4

0.045

0.045

370

370

Q345B

0.2

0.5

1.7

0.035

0.035

470

470

ASTM A53

A

0.25

0.1

0.95

0.05

0.045

330

330

B

0.3

0.1

1.2

0.05

0.045

415

415

EN10217-1

P195TR1

0.13

0.35

0.7

0.025

0.02

320

320

P195TR2

0.13

0.35

0.7

0.025

0.02

320

320

P235TR1

0.16

0.35

1.2

0.025

0.02

360

360

P235TR2

0.16

0.35

1.2

0.025

0.02

360

360

P265TR1

0.2

0.4

1.4

0.025

0.02

410

410

P265TR2

0.2

0.4

1.4

0.025

0.02

410

410

EN10217-2

P195GH

0.13

0.35

0.7

0.025

0.02

320

320

P235GH

0.16

0.35

1.2

0.025

0.02

360

360

P265GH

0.2

0.4

1.4

0.025

0.02

410

410

EN10217-5

P235GH

0.16

0.35

1.2

0.025

0.02

360

360

P265GH

0.2

0.4

1.4

0.025

0.02

410

410

Out Diameter

Wall Thickness (mm)

mm

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

219.1

.

.

.

.

273

.

.

.

.

.

323.9

.

.

.

.

.

.

.

325

.

.

.

.

.

.

.

355.6

.

.

.

.

.

.

.

377

.

.

.

.

.

.

.

.

406.4

.

.

.

.

.

.

.

426

.

.

.

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.

.

457

.

.

.

.

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.

478

.

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508

.

.

.

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.

529

.

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.

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630

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.

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711

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720

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813

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820

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920

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1020

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1220

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1420

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1620

.

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1820

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2020

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2220

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2500

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2540

.

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3500

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