Maruichi Logo Maruichi Philippines Steel Tube Inc.

Carbon Steel Specifications

Detailed Manufacturing Capabilities & Material Matrix

Products & Services Facilities / Equipment Carbon Steel

Carbon Steel Round Pipe

STKM 11A (290Mpa) 15.9/
17.3
19.1 21.7 22.2 25.4 28.6 31.8 34.0 35.0 38.1 42.7 45.0 48.6 50.8 60.5 65
t=0.8
1.0
1.2
1.6
2.0
2.3
2.8
3.2
3.5
Available
Requires consideration
Inner bead cut is not available
※ For special OD, can be considered (other sizes for roll inquiry)

Carbon Steel Square And Rectangular Pipe

Mother tube diameter → 19.1 21.7 22.2 25.4 28.6 31.8 34.0 35.0 38.1 42.7 45.0 48.6 50.8 60.5
290Mpa 14x14RK 19x19RR 19x19RR
24x14RK
19x19RK
21x21RR
28x18RR
24x24RK
30x20RR
26x26RK 31x31RR
40x20RR/RK
40x25RR/RK
40x25RK 50x20RR 40x40RR 50x26RK
50x40RK
45x45RK
60x47.6
t=0.8
1.0
1.2
1.6
2.0
2.3
2.8
3.2
3.5
Available
Requires consideration
※ Current Available Roll (20x40, 25x40, 50x26, 60x47.6)
※ Other sizes for roll inquiry

Material Specifications Availability

  • STKM11A
  • STKM13A
  • STKM17AM
  • STKM290
  • STKM370
  • STKM440
  • STKM550
  • STAM290G
  • STAM390G
  • STAM440
  • HST60C
  • HST60H
  • YST290K
  • YST490N
  • YST590N