seamless steel boiler pipe

mid and low pressure pipe
1.size OD:22-530mm
2.more grades of material
3.professional for years
4.Market: China,India,Japan
Product name
GB3087 seamless steel pipe
Standard
GB 3087
Grade
10,20
application
mid and low pressure boiler, flue tube, steam tube, vehicle boiler pipe
Outside diameter
22-530mm
Wall thickness
20-70mm
Technique
Seamless
Production test
hydrostatic test, curl test, flattening test
Ends
Plain ends, beveled ends
Ends protection
Caps protection
Package details
Wrapped in bundles with steel strips

Main chemical composition

C
Si
Mn
P
S
Cr
Mo
Cu
10
0.07~0.13
0.17~0.37
0.38~0.65
≤0.030
≤0.030
0.3~0.65
/
≤0.25
20
0.17~0.23
0.17~0.37
0.38~0.65
≤0.030
≤0.030
0.3~0.65
/
≤0.25

Mechanical property
standard
steel grade
tensile strength(MPa)
yield strength(MPa)
elongation(%)
hardness
GB3087
10
335~475
≥195
≥24
/

20
410~550
≥245
≥20
/