304 polish 180 grit stainless steel welded pipe

We are professional manufacturer of stainless steel pipe/tube.

Standards:ASTM A312, ASTM A213, ASTM A269,ASTM A511,ASTM A789,ASTM A790
Grades:201,202,301,303,304,304L,321,321H,310S,347H,316,316L,316Ti,317L,410,420,430,440,etc
Surface:polishing(180#,220#,240#,320#,400#,600#),hairline and aid pickling,mirror polish,satin finish,etc

Technology: hot rolled/cold rolled/cold drawn 

Materials: stainless steel

Wall thickness: 0.5 to 50mm

Outer diameter: 3mm-1200mm

Length: maximum 18,000mm or customized

Finished: all cuts are exactly 90 degrees, clean, clear, free of burrs and foreign matter.

Packing: every tube is sleeved in plastic bag individually, then several tubes are packed by weaving bag.

Grade and Main chemical composition%
	C	Si	Mn	P≤	S≤	Cr	Mo	Ni	Other
201	≤0.15	≤1.00	5.5-7.5	0.06	0.03	16-18	-	3.5-5.5	N≤0.25
202	≤0.15	≤1.00	7.5-10.0	0.06	0.03	17-19	-	4.0-6.0	N≤0.25
301	≤0.15	≤1.00	≤2.00	0.045	0.03	16-18	-	6.0-8.0	-
302	≤0.15	≤1.00	≤2.00	0.045	0.03	17-19	-	8-10.0	-
303	≤0.15	≤1.00	≤2.00	0.2	≥0.015	17-19	≤0.6	8.0-10.0	-
304	≤0.08	≤1.00	≤2.00	0.045	0.03	18-20	-	8-10.5	-
304L	≤0.03	≤1.00	≤2.00	0.045	0.03	18-20	-	9-13	-
305	≤0.12	≤1.00	≤2.00	0.045	0.03	17-19	-	10.5-13	-
309S	≤0.08	≤1.00	≤2.00	0.045	0.03	22-24	-	12-15	-
310S	≤0.08	≤1.5	≤2.00	0.045	0.03	24-26	-	19-22	-
316	≤0.08	≤1.00	≤2.00	0.045	0.03	16-18	2-3	10-14	-
316L	≤0.03	≤1.00	≤2.00	0.045	0.03	16-18	2-3	12-15	-
317	≤0.08	≤1.00	≤2.00	0.045	0.03	18-20	3-4	11-15	-
317L	≤0.03	≤1.00	≤2.00	0.045	0.03	18-20	3-4	11-15	-
321	≤0.08	≤1.00	≤2.00	0.045	0.03	17-19	-	9-13	Ti≥5×C
405	≤0.08	≤1.00	≤1.00	0.04	0.03	11.5-14.5	-	≤0.6	AL0.1-0.3
420F	0.26-0.4	≤1.00	≤1.25	0.06	≥0.15	12-14	≤0.6	≤0.6	-
430	≤0.12	≤0.75	≤1.00	0.04	0.03	16-18	-	≤0.6

 

Applications of Stainless Steel Pipe: 
General Service Industries (Petroleum, Food, Chemical, Paper, Fertilizer, Fabric, Aviation and Nuclear) 
Fluid, gas and oil transport 
Pressure and Heat Transmission 
Construction and Ornament 
Boiler Heat Exchanger

 

Our Advantages
All products are made of high-quality imported raw materials.
Our products are certified by ISO9001:2008 authentication quality systems.
We are nominated as the AAA enterprise by Jiangsu government.
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