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Plumbing pipe
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  • Plumbing Pipe

  • Plumbing Pipe

  • Plumbing Pipe

  • origin : Japan( Kuze) pipe

  • Pipe

  • 310S Hexagon Square Pipe

  • Pipe

  • Pipe

  • Space Aviation Fuel Plumbing Parts

  • Tube

  • High Pressure cylinder

  • Food, Drinking Water Plumbing Distributor

  • Space Aviation NARO Propel OD 200m/m X WT 2.1m/m Stainless steel Seamless Precision PT Inspection

  • Space Aviation NARO Precision OD 186 X WT 1.5m/m Stainless steel Seamless PT Inspection

  • Space Aviation NARO Precision OD 186 X WT 1.5m/m Stainless steel Seamless PT Inspection

  • Plumbing PIPE Stainless steel 5”(inch)Sch 5 Stainless steel

Handling Steel Grade

First factory Stainless Steel Austenitic 304/304L, 304N, 304LN, 304H,316/316L,316N,316LN, 316Ti, 310S, 321/321H,
317L, 347/347H
Martensitic 410S, 420J2, 440B
Duplex S31803, S32205, S32750 , S31260
Alloy Steel Corrosion Resistivity Alloy Steel TITANIUM GR.2, ALLOY 200, ALLOY 201, ALLOY 400, ALLOY K-500,
904L, ALLOY C-276, ALLOY 20, ALLOY C-4, ALLOY 22, UNS 30825, S31002
Heat Resisting Alloy Steel ALLOY 600, ALLOY 601, ALLOY 310S
High Temperature / High Strength Alloy Steel ALLOY 600H, ALLOY 601H, ALLOY 800H, ALLOY 800HT
Second Factory Nonferrous Metal C68700, C44300, C26000, C60800, C70600, C71500, Aluminium
Carbon Steel A179/SA179, A106/SA106 Gr.B, A335/SA335 P11, STKM, STPG, T1, T5, T9, T11 , T12, T21, T22

Applied Standard

ASTM, ASME, AISI, DIN, JIS, KS

Applied Area

Power Plant
marine shipbuilding industry
petro chemistry
Oil- Gas
other industry Plant

Producible Standard



※ produce multi layers tube with different materials

outside

outside
NPS designator Over Under
1/8 to 1½ include
(10.29 ≤ O.D ≤ 48.26)
1/64" (0.015") 0.4 1/32" (0.031") 0.8
Over 1½ to 4 include
(48.26 < O.D ≤ 114.3)
1/32" (0.031") 0.8 1/32" (0.031") 0.8
Over 4 to 8 include
(114.3 < O.D ≤ 219.08)
1/16" (0.062") 1.6 1/32" (0.031") 0.8
Over 8 to 18 include
(219.08 < O.D ≤ 157.2)
3/32" (0.093") 2.4 1/32" (0.031") 0.8

Thickness
NPS designator Tolerance, % from Nominal
Over Under
1/8" to 2½ include
(10.29 ≤ O.D ≤ 73.03)
All t/d ratios 20.00% 12.50%
3" to 18" include
(88.9 ≤ O.D ≤ 457.2)
t/d up to 5% 22.50% 12.50%
t/d > 5%
Length 1/2" (6.35mm) and under