Q235 ERW steel pipes

Q235 ERW steel pipes
STANDARD: API BS1387--85; ASTM53/106/grb; JIS; DIN2440/2444; DNV ;EN39

Q235 ERW steel pipes

APPLICATION:
API SPCE 5L For the purpose of transportation of gas,water,oill in oil&gas industry.
API SPEC 5CT.Tubing is used in extracting petroleum & natural gas. casing pipe serves as wall of well.
ASTM A106. for 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.
Chemical Composition
STANDARD
GRADE
CHEMICAL COMPOSITION
C
Si
Mn
P
S
Cr
Mo
Cu
Ni
V
ASME SA106
SA106B
0.170.25
≥0.1
0.701.00
≤0.030
≤0.030
≤0.035




ASTM A106
A
≤0.25
≤0.10
0.270.93
≤0.035
≤0.035
≤0.40
≤0.15
≤0.40
≤0.40
≤0.08
B
≤0.30
≤0.10
0.291.06
≤0.035
≤0.035
≤0.40
≤0.15
≤0.40
≤0.40
≤0.08
C
≤0.35
≤0.10
0.291.06
≤0.035
≤0.035
≤0.40
≤0.15
≤0.40
≤0.40
≤0.08
ASTM A53
A
0.25
/
0.95
0.05
0.045
0.40
0.15
0.40
0.40
0.08
B
0.3
/
1.2
0.05
0.045
0.40
0.15
0.40
0.40
0.08
ASTM A179
A179
≤0.06-0.18
/
0.27-0.63
≤0.035
≤0.035





ASTM A192
A192
0.060.18
≤0.25
0.270.63
≤0.035
≤0.035





ASTM A210
A-1
≤0.27
≥0.10
≤0.93
≤0.035
≤0.035





C
≤0.35
≥0.10
0.291.06
≤0.035
≤0.035