Grade

                    Chemical Composition(%)

C

Si

Mn

P

S

N

Cr

201

≤0.12

≤0.75

≤7.00

≤0.045

≤0.045

13.7-15.7

304

≤0.08

≤0.75

≤2.00

≤0.045

≤0.045

≤0.10

18.00-20.00

304H

0.04-0.10

≤0.75

≤2.00

≤0.045

≤0.045

0.1-0.16

18.00-20.00

304N1

≤0.03

≤0.75

≤2.00

≤0.045

≤0.045

18.00-20.00

309S

≤0.08

≤0.75

≤2.00

≤0.045

≤0.045

22.00-24.00

310S

≤0.08

≤1.50

≤2.00

≤0.045

≤0.045

24.00-26.00

316

≤0.08

≤0.75

≤2.00

≤0.045

≤0.045

≤0.10

16.00-18.00

316L

≤0.03

≤0.75

≤2.00

≤0.045

≤0.045

≤0.10

16.00-18.00

316LN

≤0.03

≤0.75

≤2.00

≤0.045

≤0.045

0.10-0.16

16.00-18.00

316TI

≤0.08

≤0.75

≤2.00

≤0.045

≤0.045

≤0.10

16.00-18.00

317

≤0.03

≤0.75

≤2.00

≤0.045

≤0.045

≤0.10

18.00-20.00

321

≤0.03

≤0.75

≤2.00

≤0.045

≤0.045

17.00-19.00

347  

≤0.03

≤0.75

≤2.00

≤0.045

≤0.045

17.00-19.00

APPLICATION:

API SPCE 5L For the purpose of transportation of gas,water,oill in oil&gas industry.

API SPEC 5CTTubing is used in extracting petroleum & natural gas. casing pipe serves as wall of well.

ASTM A106For the purpose of the pipeline project of boiler,water&petroleum.

ASTM A53  It is used for conveying water,petrolem,gas and other common fluids.

ASTM A179 For tubed heat exchanger and similar heat conveying equipments

ASTM A192 For manufacture wall panel,economizer,reheater,superheater and steam pipeline of boilers.