China China Supplier S355j2 Cold Drawn Alloy Seamless Steel Pipe for sale

China Supplier S355j2 Cold Drawn Alloy Seamless Steel Pipe

Price Negotiable

Price: Negotiable

MOQ: Negotiable

Delivery Time: Negotiable

Brand: KW

Product Description

Customer Question & Answer

Implementation standards:

GB5310 (2008) - seamless steel tube for high pressure boiler (GB)

ASTM A333 (2004) - low temperature with seamless steel tube (American Standard)

ASTM A335 (2006) - high temperature for Seamless Ferritic Alloy steel pipe (American Standard)

DIN17175 - heat resistant seamless steel pipe (German standard)

EN10216-2 - European Pressure Piping standard use

Chemical Composition:

Standard	Grade	Chemical Composition(%)
Standard	Grade	C	Si	Mn	P	S	Cr	Mo
GB5310	20MnG	0.17~0.23	0.17~0.37	0.70~1.00	≤0.025	≤0.015	≤0.25	≤0.15
	25MnG	0.23~0.27	0.17~0.37	0.70~1.00	≤0.025	≤0.015	≤0.25	≤0.15
	15CrMoG	0.12~0.18	0.17~0.37	0.40~0.70	≤0.025	≤0.015	0.80~1.10	0.40~0.55
	12Cr2MoG	0.08~0.15	≤0.50	0.40~0.60	≤0.025	≤0.015	2.00~2.50	0.90~1.13
	12Cr1MoVG	0.08~0.15	0.17~0.37	0.40~0.70	≤0.025	≤0.010	0.90~1.20	0.25~0.35
	10Cr9Mo1VNbN	0.08~0.12	0.20~0.50	0.30~0.60	≤0.020	≤0.010	8.00~9.50	0.85~1.05
ASTM A335	P11	0.05~0.15	0.50~1.0	0.30~0.60	≤0.030	≤0.030	1.00~1.50	0.50~1.00
	P12	0.05~0.15	≤0.50	0.30~0.61	≤0.030	≤0.030	0.80~1.25	0.44~0.65
	P22	0.05~0.15	≤0.50	0.30~0.60	≤0.030	≤0.030	1.90~2.60	0.87~1.13
	P5	≤0.15	≤0.50	0.30~0.60	≤0.030	≤0.030	4.00/6.00	0.45/0.65
	P91	0.08~0.12	0.20~0.50	0.30~0.60	≤0.020	≤0.010	8.00~9.50	0.85~1.05
	P92	0.07~0.13	≤0.50	0.30~0.60	≤0.020	≤0.010	8.50~9.50	0.30~0.60
DIN 17175	ST45.8	≤0.21	0.10~0.35	0.40~1.20	≤0.040	≤0.040
	15Mo3	0.12~0.20	0.10~0.35	0.40~0.80	≤0.035	≤0.035		0.25~0.35
	13CrMo44	0.10~0.18	0.10~0.35	0.40~0.70	≤0.035	≤0.035	0.70~1.10	0.45~0.65
	10CrMo910	0.08~0.15	≤0.50	0.40~0.70	≤0.035	≤0.035	2.00~2.50	0.90~1.20
EN1021 6-2	15NiCuMoNb5-6-4 (WB36)	≤0.17	0.25~0.50	0.80~1.20	≤0.025	≤0.020	≤0.30	0.25~0.50
Standard	Grade	Chemical Composition(%)
Standard	Grade	Cu	Ni	V	Alt	W	Nb	N
GB5310	20MnG	≤0.20	≤0.25	≤0.08
	25MnG	≤0.20	≤0.25	≤0.08
	15CrMoG	≤0.20	≤0.30
	12Cr2MoG	≤0.20	≤0.30
	12Cr1MoVG	≤0.20	≤0.30	0.15~0.30
	10Cr9Mo1VNbN	≤0.20	≤0.40	0.18~0.25	≤0.020		0.06~0.10	0.03~0.07
ASTM A335	P11
	P12
	P22
	P5
	P91		≤0.40	0.18~0.25	≤0.015		0.06~0.10	0.03~0.07
	P92	B0.001 0.006	≤0.40	0.15~0.25	≤0.015	1.50~2.00	0.04~0.09	0.03~0.07
DIN 17175	ST45.8
	15Mo3
	13CrMo44
	10CrMo910
EN1021 6-2	15NiCuMoNb5-6-4 (WB36)	0.50~0.80	1.00~1.30		≤0.05		0.015~0.045

Mechanical Property:

Standard	Grade	Tensile Strength(MPa)	Yield Strength(MPa)	Elongation(%)	Impact work(J)	Hardness
GB5310	20MnG	≥415	≥240	≥22	≥35
	25MnG	≥485	≥275	≥20	≥35
	15CrMoG	440~640	≥235	≥21	≥35
	12Cr2MoG	450~600	≥280	≥20	≥35
	12Cr1MoVG	470~640	≥255	≥21	≥35
	10Cr9Mo1VNbN	≥585	≥415	≥20	≥35
ASTM A333	A333 Gr1	≥380	≥205	≥28	-45ºC ≥18
ASTM A333	A333 Gr6	≥415	≥240	≥22	-45ºC ≥18
ASTM A335	P11	≥415	≥205	≥22	≥35	≤163HB
	P12	≥415	≥220	≥22	≥35	≤163HB
	P22	≥415	≥205	≥22	≥35	≤163HB
	P5	≥415	≥205	≥22	≥35	≤187HB
	P91	585~760	≥415	≥20	≥35	≤250HB
	P92	≥620	≥440	≥20	≥35	250HB
DIN17175	ST45.8/III	410~530	≥255	≥21	≥27(DVM)
	15Mo3	450~600	≥270	≥22	≥34(DVM)
	13CrMo44	440~590	≥290	≥22	≥34(DVM)
	10CrMo910	480~630	≥280	≥20	≥34(DVM)
EN10216-2	15NiCuMoNb5-6-4 (WB36)	610~780	≥440	≥19	≥40