Low Price Hot Selling Sm490A Ss490 St52 Q345A Q345b Q355c Black Pipe Annealed Steel Pipe Normalized Carbon Steel Tube

• Type: Seamless
• Technique: Hot Rolled
• Material: Carbon Steel
• Surface Treatment: Black
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Round
• Model NO.: SM490A SS490 St52 Q345A Q345B Q355C
• Invoicing: by Actual Weight
• Thickness: 4mm-150mm
• Length: 12m
• Tolerance: ±5%, ±1%
• Oiled or Non-Oiled: Non-Oiled
• Delivery Time: 7-20 Days
• Product Name: Seamless Alloy Steel Tube/Pipe
• Transport Package: Customized or Regular Shipping According to Custom
• Specification: OD 4-2420MM
• Trademark: MEIDE
• Origin: Shandong, China
• HS Code: 7304319000
• Production Capacity: 200000 Ton/Tons Per Month

Product Description

Product Description

Product name	seamless steel pipe
Material	Carbon Steel
Size	OD: 21-273MM   THICKNESS: 1.0-10.0MM   LENGTH: 5.5-6.5M
Standard	ASTM A53, ASTM A106, A36, API 5L
Surface	Zinc coating 200-500g/m2 (30-70um)   Black painted   Bare
Ends	Plain ends   2 inch and above Beveled ends with caps
Usage	construction / building materials steel pipe, structure steel pipe,   low pressure liquid/ water/ gas/ oil/ line pipe,   scaffolding pipe, fence post steel pipe,   fire sprinkler steel pipe,

Chemical Composition (%)

Brand	C	Si	Mn	P	S	Cr	Ni	Cu	As	N
JIS SS330 GB Q215A	0.15	0.35	1.2	0.045	0.05	0.3	0.3	0.3	0.08	0.008
Q215B	0.15	0.35	1.2	0.045	0.045	0.3	0.3	0.3	0.08	0.008
JIS SS400 GB Q235A	0.22	0.35	1.4	0.045	0.05	0.3	0.3	0.3	0.08	0.008
ASTM 1015  GB Q235B	0.2	0.35	1.4	0.045	0.045	0.3	0.3	0.3	0.08	0.008
Q235C	0.17	0.35	1.4	0.04	0.04	0.3	0.3	0.3	0.08	0.008
Q235D	0.17	0.35	1.4	0.035	0.035	0.3	0.3	0.3	0.08	0.008
JIS SM400  GB Q255A	0.18-0.28	0.3	0.4-0.7	0.045	0.05	0.3	0.3	0.35		0.008
Q255B	0.18-0.28	0.3	0.4-0.7	0.045	0.045	0.3	0.3	0.3		0.008
JIS SS490 SS500 GB Q275A	0.24	0.35	1.5	0.045	0.05	0.3	0.3	0.3	0.08	0.008
Q275B	0.21	0.35	1.5	0.045	0.045	0.3	0.3	0.3	0.08	0.008
Q275C	0.2	0.35	1.5	0.04	0.04	0.3	0.3	0.3	0.08	0.008
Q275D	0.2	0.35	1.5	0.035	0.035	0.3	0.3	0.3	0.08	0.008
JIS SM520B GB Q460C	0.2	0.3	1.8	0.03	0.03	0.3	0.8	0.55		0.015
Q460D	0.2	0.8	1.7	0.025	0.015	1.5	2	0.5
ASTM 1024  GB Q345A	0.2	0.5	1.7	0.035	0.035	0.3	0.5	0.3		0.012
JIS SM490  GB Q345B	0.2	0.5	1.7	0.035	0.035	0.3	0.5	0.3		0.012
DIN ST52  GB Q345C	0.2	0.5	1.7	0.03	0.03	0.3	0.5	0.3		0.012
DIN 1.0570 GB 16Mn Q345D	0.18	0.5	1.7	0.03	0.025	0.3	0.5	0.3		0.012

Mechanical property

Material	Thickness (diameter) t(d) mm	tensile strength σ b Mpa	Yield point σ s Mpa	Elongation or elongation after fracture δ %
Q215A	≤16	335-450	≥215	≥31
	>16-40	335-450	≥205	≥31
	>40-60	335-450	≥195	≥30
	>60-100	335-450	≥185	≥29
	>100-150	335-450	≥175	≥27
	>100-200	335-450	≥165	≥26
Q235A	≤16	370~500	≥235	≥26
	>16~40	370~500	≥225	≥26
	>40~60	370~500	≥215	≥25
	>60~100	370~500	≥215	≥24
	>100~150	370~500	≥195	≥22
	>150~200	370~500	≥185	≥21
Q255A	t≤16	415~550	≥255	≥24
	16<t≤40	415~550	≥245	≥23
	40<t≤60	415~550	≥235	≥22
	60<t≤100	415~550	≥225	≥21
	100<t≤150	415~550	≥215	≥20
	t>150	415~550	≥205	≥19
Q255B	t≤16	415~550	≥255	≥24
	16<t≤40	415~550	≥245	≥23
	40<t≤60	415~550	≥235	≥22
	60<t≤100	415~550	≥225	≥21
	100<t≤150	415~550	≥215	≥20
	t>150	415~550	≥205	≥19
Q275A	≤16	410~540	≥275	≥22
	>16~40	410~540	≥265	≥22
	>40~60	410~540	≥255	≥21
	>60~100	410~540	≥245	≥20
	>100~150	410~540	≥225	≥18
	>150~200	410~540	≥215	≥17
Q460C	t≤16	550~720	≥460	≥17
	16<t≤40	550~720	≥440	≥17
	40	550~720	≥420	≥16
	63	550~720	≥400	≥16
	100	530~700	≥380	≥16
Q345A	t≤16	470~630	≥345	≥20
	16 < t ≤ 40	470~630	≥335	≥20
	40	470~630	≥325	≥19
	63	470~630	≥315	≥19
	80	470~630	≥305	≥19
	100	450~600	≥285	≥18
	150	450~600	≥275	≥17
	200	450~600	≥265	≥17
Q345B	t≤16	470~630	≥345	≥20
	16< t≤ 40	470~630	≥335	≥20
	40	470~630	≥325	≥19
	63	470~630	≥315	≥19
	80	470~630	≥305	≥19
	100	450~600	≥285	≥18
	150	450~600	≥275	≥17
	200	450~600	≥265	≥17

Product specification

DN	OD		ASTM A53 / API 5L / ASTM A795			BS1387 / EN10255
			SCH10S	STD SCH40	SCH80	Light	Medium	Heavy
	MM	INCH	MM	MM	MM	MM	MM	MM
15	21.3	1/2"	2.11	2.77	3.73	2	2.6	-
20	26.7	3/4"	2.11	2.87	3.91	2.3	2.6	3.2
25	33.4	1"	2.77	3.38	4.55	2.6	3.2	4
32	42.2	1-1/4"	2.77	3.56	4.85	2.6	3.2	4
40	48.3	1-1/2"	2.77	3.68	5.08	2.9	3.2	4
50	60.3	2"	2.77	3.91	5.54	2.9	3.6	4.5
65	73 or 76	2-1/2"	3.05	5.16	7.01	3.2	3.6	4.5
80	88.9	3"	3.05	5.49	7.62	3.2	4	5
90	101.6	3-1/2"	3.05	5.74	8.08
100	114.3	4"	3.05	6.02	8.56	3.6	4.5	5.4
125	141.3	5"	3.4	6.55	9.53		5	5.4
150	168.3	6"	3.4	7.11	10.97		5	5.4
200	219.1	8"	3.76	8.18	12.7
250	273.1	10"	4.19	9.27	15.09

FAQ

Q1:who are we?
A:We are based in Shandong, China, start from 2022,sell to North America(60.00%),Western Europe(14.00%),South America(6.00%).
There are total about 11-50 people in our office.

Q2. how can we guarantee quality?
A:Always a pre-production sample before mass production;
Always final Inspection before shipment;

Q3.what can you buy from us?Which ports are accepted for delivery?
A:Copper,Aluminum,Mould steel, Seamless carbon steel,Precision steel pipe,The steel plate,Alloy steel,Titanium,Custom machine parts.It can be delivered from Qingdao, Tianjin, Shanghai, Guangzhou and other ports.

Q4.why should you buy from us not from other suppliers?
A:Shandong Meide Import and Export Co., Ltd. has 25 years of production experience. With advanced precision production equipment
and modern large warehouses, has a stockpile of 200,000 tons of goods, has a number of long-term stable cooperative customers.

Q5.what services can we provide?
A:Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,PayPal;
Language Spoken:English,Chinese

Q6.Can we get the some samples?Any charges?
A:Yes,you can get available samples in our stock.Free for real samples,but customers need to pay the freight cost.

Q7.How can we get your price ?
A:We need below information to quote for you:
1). Product Name
2). Standard
3). Material Grade (Chemical Composition)
4). Dimension
5). Quantity
6). The Drawing for Special Parts