PSL	Grade	Chemical Composition％
		Delivery	C	Si	Mn	P	s
			max	max	max	max	max
PSL1	B(L245)	Rolling Normalization	0.28	--	1.2	0.03	0.03
	X42(L290)	Rolling Normalization	0.28	--	1.3	0.03	0.03
	X46(L320)	Rolling Normalization	0.28	--	1.4	0.03	0.03
	X52(L360)	Rolling Normalization	0.28	--	1.4	0.03	0.03
	X56(L390)	Rolling Normalization	0.28	--	1.4	0.03	0.03
	X60(L415)	Rolling Normalization	0.28	--	1.4	0.03	0.03
	BR(L245R)  BN(L245N)	Rolling Normalization	0.24	0.4	1.2	0.025	0.015
PSL2	X42R(L290R) X42N(L290N)	Rolling Normalization	0.24	0.4	1.2	0.025	0.015
	X46N(L320N)	Normalization	0.24	0.4	1.4	0.025	0.015
	X52N(L360N)	Normalization	0.24	0.45	1.4	0.025	0.015
	X56N(L390N)	Normalization	0.24	0.45	1.4	0.025	0.015
	X60N(L415N)	Normalization	0.24	0.45	1.4	0.025	0.015

Mechanical Properties:

PSL	Grade		Mechanical Properties
		Delivery	Yield	Tensile	Elongation Min％	Impact J
			Min Mpa	Min  Mpa		Degree ℃
PSL1	B(L245)	Rolling Normalization	245	415	API 5L	--
	X42(L290)	Rolling Normalization	290	415		--
	X46(L320)	Rolling Normalization	320	435		--
	X52(L360)	Rolling Normalization	360	460		--
	X56(L390)	Rolling Normalization	390	490		--
	X60(L415)	Rolling Normalization	415	520		--
	BR(L245R)  BN(L245N)	Rolling Normalization	245-450	415-760	API 5L	API 5L
PSL2	X42R(L290R) X42N(L290N)	Rolling Normalization	290-495	415-760
	X46N(L320N)	Normalization	320-525	435-760
	X52N(L360N)	Normalization	360-530	460-760
	X56N(L390N)	Normalization	390-545	490-760
	X60N(L415N)	Normalization	415-565	520-760

Product name	Material	Standard	Size(mm)	Application
Low temperature tube	16MnDG 10MnDG 09DG 09Mn2VDG 06Ni3MoDG ASTM A333	GB/T18984-2003 ASTM A333	OD:8-1240*WT:1-200	Apply to - 45 ℃ ~ 195 ℃ low temperature pressure vessel and low temperature heat exchanger pipe
High-pressure boiler tube	20G ASTMA106B ASTMA210A ST45.8-III	GB5310-1995 ASTM SA106 ASTM SA210 DIN17175-79	OD:8-1240*WT:1-200	Suitable for manufacturing high pressure boiler tube, header, steam pipe, etc
Petroleum cracking tube	10 20	GB9948-2006	OD: 8-630*WT:1-60	Used in oil refinery furnace tube, heat exchanger tube
Low medium pressure boiler tube	10# 20# 16Mn,Q345	GB3087-2008	OD:8-1240*WT:1-200	Suitable for manufacturing various structure of low and medium pressure boiler and locomotive boiler
General structure of the tube	10#,20#,45#,27SiMn ASTM A53A,B 16Mn,Q345	GB/T8162-2008 GB/T17396-1998 ASTM A53	OD:8-1240*WT:1-200	Apply to the general structure, engineering support, mechanical processing, etc
Oil casing	J55,K55,N80,L80 C90,C95,P110	API SPEC 5CT ISO11960	OD:60-508*WT:4.24-16.13	Used for extraction of oil or gas in oil Wells casing, used in oil and gas well sidewall

RFQ: Q1: Are you manufacture or Trader A: We are both manufacture and trader Q2: Can you offer sample? A: Sample small one can be offered by free, but buyer should pay the express fee Q3: Can you offer processing service? A: We can offer cutting, drilling, painting, coat powder etc... Q4: What is your advantage on steel? A: We can customize steel structure accoridng to buy's drawings or request. Q5: How about your logistic service? A: we have professional logistic team who has rich experience on shipping, can offer the steady and quality ship line.