Size: O.D.:14 - 720mm
thickness: 2 - 30mm
Length:2m~12m
thickness: 2 - 30mm
Length:2m~12m
Standard: ASTM SA-179 \ ASME SA -192M \ ASME A179
Application:For the manufacturing of the boiler, economizer, reheater, superheater and steam pipe
Item | Standard | Range | Allowable deviation | |||||
Outer diameter | BS3059 | Hot pipe | D ≤ 100mm | ± 0.75%( minimum± 0.5mm ) | ||||
D > 100~ 320mm | ± 0.9% | |||||||
Cold pipe: D ≤ 120mm | ± 0.6%( minimum± 0.25mm ) | |||||||
ASTM SA -192M \ ASME SA -179M \ASTM A179,ASTM A192 | Hot pipe | D < 100mm | +0.4~ -0.8mm | |||||
D ≥ 100~ < 160mm | +0.4~ -1.2mm | |||||||
D ≥ 160~ < 200mm | +0.4~ -1.8mm | |||||||
D ≥ 200 mm | +0.4~ -2.4mm | |||||||
Cold pipe | D < 25mm | ± 0.10 mm | ||||||
D ≥ 25~ < 40mm | ± 0.15 mm | |||||||
D ≥ 40~ < 50mm | ± 0.20 mm | |||||||
D ≥ 50~ < 60mm | ± 0.25 mm | |||||||
D ≥ 60 ~ < 80mm | ± 0.30 mm | |||||||
ASTM SA-192 | D 10.3~ 48.3mm | ± 0.40 mm | ||||||
D > 48.3~ 114.3mm | ± 0.79 mm | |||||||
D > 114.3~ 219.1mm | +1.59~ -0.79mm | |||||||
D > 219.1~ 457mm | +2.38~ -0.79mm | |||||||
Wall thickness | BS3059 | D ≤ 130mm | S ≤ 2Sn | +15%~-10% | ||||
S > 2Sn~4Sn | +12.5%~-10% | |||||||
S > 4Sn | ± 9% | |||||||
130 < D ≤ 320mm | S ≤ 0.05D | +17.5%~-12.5% | ||||||
0.05D < S ≤ 0.11D | ± 12.5% | |||||||
S > 0.11D | ± 10% | |||||||
ASME SA -192M \ ASME SA -209M \ ASME SA -210M \ ASME SA -213M \ ASME SA -335M \ JIS G 3461 | Hot pipe | S ≥ 2~ < 2.4mm , D < 100 | +40~0% | |||||
S ≥ 2.4~ < 3.8mm | +35~0% | |||||||
S ≥ 3.8~ < 4.6mm | +33~0% | |||||||
S ≥ 4.6mm | +28~0% | |||||||
Cold pipe | D < 40 | S < 2mm | +0.4~ 0mm | |||||
S ≥ 2mm | +20~0% | |||||||
D ≥ 40 | +22~0% | |||||||
ASME SA-106 | -12.5% |
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Quality and timeliness are our greatest priorities to gaining trust. We continuously improve our internal process for quality assurance and logistics in order to exceed your expectations.