Applicationt: 
universal
Production Description:
Round steel pipe
(1):Thickness:10-60mm
(2):Outer Diameter:32-720mm
(3):Application:Fiuid pipe
(4):Certification:ISO9001
(1) Product Name : Round Steel Pipe
(2) Brand : Jindi Steel Pipe (Manufacturer )
(3) Specification: OD :3/8”-20” WT:SCH5-XXS
(4) Standard :
ASTM A106-B ASTM A53-B API 5L-B
API 5L, X42, X52, and 5CT ,J55 ,K55
SAE1020 ,SAE1045
JIS G4051, S20C ,S45C, JIS G3454, JIS 3454 ,STPG42
DIN 17175 ST 45-8, ST 52
(5) Tolerate:
OD :+1% / -1% WT: +12.5% / -10%
(6) Technics : hot rolled .
(7) Packing : paint,bundles or for the clients’ needs
(8) Application field:Transportation of oil,gas or fluid,Construction,Electricity,Machine building industy,Chemical industy,Petroleum,Traffic.
Standard
grade
chemical composition(%)
C
Si
Mn
P
S
Cu
Ni
Mo
Cr
DIN 17175
ST37
ST35.8
0.07~0.14
0.17~0.37
0.35~0.65
≤0.035
≤0.035
≤0.25
≤0.25
/
≤0.15
ASTM A106
ASTM A53
API 5L
B
0.17~0.24
0.17~0.37
0.35~0.65
≤0.035
≤0.035
≤0.25
≤0.25
/
≤0.25
DIN 17175
ST42
ST45
0.42~0.50
0.17~0.37
0.50~0.80
≤0.035
≤0.035
≤0.25
≤0.25
/
≤0.25
DIN 1629
Q345
ST52
0.12~0.20
0.20~0.55
1.20~1.60
≤0.035
≤0.035
≤0.25
≤0.25
/
≤0.25