PIPE FOR SHIP-BUILDING

船用管 PIPE FOR SHIP-BUILDING


标准 STANDARD:

CCS,GL,LR,BV,ABS,DNV,NK,KR,RINA

用途 APPLICATION:

For manufacture of boilers, superheaters for ships, and Ⅰ, Ⅱ, Ⅲ ranks pressure system pipelines, liquefied petroleum and bulk chemicals.

主要生产钢管钢级牌号 MAIN STEEL TUBE GRADES:

320, 360,410,460,490 etc, other grades can also be provided after consulting with customers.

化学成分/机械性能

CHEMICAL COMPOSITION & MECHANICAL PROPERTIES

Type steel

Grade

Chemical   Composition

Mechanical Properties

C

Si

Mn

P

S

Cr

Mo

Ni

Ti

T.S(Mpa)

Y.S(Mpa)

Elongation(%)

Carbon&carbon-manganese steel

320

≤0.16

≤0.35

0.40~0.70

≤0.035

≤0.035

≤0.25

≤0.10

≤0.30

/

320~440

≥195

≥25

360

≤0.17

≤0.35

0.40~0.80

≤0.035

≤0.035

≤0.25

≤0.10

≤0.30

/

360~480

≥215

≥24

410

≤0.21

≤0.35

0.40~1.20

≤0.035

≤0.035

≤0.25

≤0.10

≤0.30

/

410~530

≥235

≥22

460

≤0.22

≤0.35

0.80~1.20

≤0.035

≤0.035

≤0.25

≤0.10

≤0.30

/

460~580

≥265

≥21

490

≤0.23

≤0.35

0.80~1.50

≤0.035

≤0.035

≤0.25

≤0.10

≤0.30

/

490~610

≥285

≥21