Seamless steel tubes for liquid service, China Seamless steel tubes for liquid service Supplier,Factory

Seamless steel tubes for liquid service

Qingzhou Feida Industrial Co., Ltd. [China]

Detailed Product Description

Dimension Tolerances

Pipe types	Pipe size mm		Tolerances ( Standard)
Hot Rolled	OD D	all	±1% Min±0.50
Hot Rolled	WT s	all	+15% -12.5%( Min+0.45 -0.40)
Cold Drawn	OD D	6~10	±0.20mm
		10~30	±0.40mm
		30~50	±0.45mm
		>50	±1%
	WT s	≤1	±0.15mm
		>1~3	+15% -10%
		>3	+12.5% -10%

Mechanical Properties:

Item NO	Grade	Tensile Strengthσb Mpa	Yield Strength σ0.2, Mpa			Elongation δ5 %
			≤16		>16
		MIN
1	10	335~475	205	195		24
2	20	410~550	245	235		20
3	Q345	490~665	325	315		21

Chemical composition:

Standard	Grade	Chemical composition
Standard	Grade	C	Si	Mn	P	S	Cr	Ni	Cu
GB/T8163	10	0.070.14	0.170.37	0.350.65	≤0.035	≤0.035	≤0.15	≤0.25	≤0.25
	20	0.170.24	0.170.37	0.350.65	≤0.035	≤0.035	≤0.25	≤0.25	≤0.25
	Q345	0.120.20	0.200.55	1.201.60	≤0.045	≤0.045	/	/	/

Products can be also supplied according to the standard of ASTM A53-98, ASTM A192,
ASME S192, JIS G3452-1998, JIS G3454-1998, DIN 1629-1984, ISO 559: 1991, ASTM A106,
JIS G 3458.

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