: 6-1219mm
: 0.5-100mm
: 3-20m

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ERW .

API 5L API 5CT ASTM A252 EN10217-1 EN10217-2 EN10219-1 EN10219-2 JIS DIN ASTM A53 GRB/ASTM A106 GRB/API 5L GRB/ ASTM A500 .

GR.A GR.B X42 X52 X60 X65 X70 L245 H40 J55 K55 S195T S235JRH S355JOH ST33 ST42,Q235,Q345B

ERW

		(%)
		C	Si	Mn	P	S	Cu	Ni	Cr
DIN 17175	ST37ST35.8	0.07~0.14	0.17~0.37	0.35~0.65	≤0.035	≤0.035	≤0.25	≤0.25	≤0.15
ASTM A106ASTM A53API 5L	B	0.17~0.24	0.17~0.37	0.35~0.65	≤0.035	≤0.035	≤0.25	≤0.25	≤0.25
DIN 17175	ST42ST45	0.42~0.50	0.17~0.37	0.50~0.80	≤0.035	≤0.035	≤0.25	≤0.25	≤0.25
DIN 1629	Q345ST5216Mn	0.12~0.20	0.20~0.55	1.20~1.60	≤0.035	≤0.035	≤0.25	≤0.25	≤0.25

		(MPa)	(MPa)	(%)
DIN 17175	ST37ST35.8	≥335	≥205	≥24
ASTM A106ASTM A53API 5L	B	≥390	≥245	≥20
DIN17175	ST45ST42	≥590	≥335	≥14
DIN1629	Q345ST 5216Mn	≥490	≥325	≥21

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