High Pressure Boiler Tube

Hanoi

26^C

22^C

Tue

31^C

Wed

32^C

Thu

31^C

Fri

[email protected]

May 6, 2015 By Cangzhou 3 125

Size: O.D.:14 - 426mm thickness: 2 - 61.2mm

Standard: GB3087 、 GB5310、ASME SA-106 、 ASME SA -192M 、 ASME SA -209M 、 ASME SA -210M 、ASME SA -213M 、 ASME SA -335M、DIN17175、JIS G 3461

Application：For the manufacturing of the boiler, economizer, reheater, superheater and steam pipe

Size deviation

Allowable deviation（according to GB5310）

Allowable deviation（according to GB3087）

Allowable deviation（according to other srandards）

Item	Standard		Range				Allowable deviation
Outer diameter	DIN17175		Hot pipe	D ≤ 100mm		± 0.75%( minimum± 0.5mm )
				D ＞ 100~ 320mm		± 0.9%
			Cold pipe： D ≤ 120mm				± 0.6%( minimum± 0.25mm )
	ASME SA -192M 、 ASME SA -209M 、 ASME SA -210M 、 ASME SA -213M 、 ASME SA -335M 、 JIS G 3461		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
	ASME SA-106		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	DIN17175	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 ，且 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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