4 inch galvanized steel pipe BS1387

1.Description

Galvanized Steel Pipe
Pipe Type	Welded Steel Pipe
Zinc Thickness	200g to 600g
Pipe Material	ASTMA53/ASTMA106/API 5L  GR.B , Q235B,Q355B,20#
Pipe Length	12m max
Pipe End	Plain End, Bevel End, Groove End , NPT thread and coulpings
Surface treatment	Pickling and passivation treatment ,free of oil , rust ,
Pipe Sizes	DN10 to DN1200
Wall thickness	sch40, sch60, std,sch80, sch100,sch160
Package	Bundle package with water proof plastic bags
Shipment	in 20FT, 40FT container or break bulk vessels
Production Capacity	10000 tons per month .

2. Material and Chemical Composition

Material	Chemical Composition %
	C	Mn	P	S	Cu	Ni	Cr	Mo	V
Gr.A	≦0.25	≦0.95	≦0.05	≦0.045	≦0.40	≦0.40	≦0.40	≦0.15	≦0.08
Gr.B	≦0.30	≦1.20	≦0.05	≦0.045	≦0.40	≦0.40	≦0.40	≦0.15	≦0.08
Remark: Cu+Ni+Cr+Mo+V ≦1.00%

3. Mechanical Properties:

Material	Mechanical Properties
	Yield Strength		Tensile Strength
Gr.A	≧205 MPA		≧330 MPA
Gr.B	≧240 MPA		≧415 MPA

4. Flatten Test

D>60.3 mm pipe shall be done flatten test .

5.Non Destructive Test & Hydro-static Test :

Steel Pipe will be doing NDE test and hydro-static test for each pipe in 100% frequency .

6. Galvanizing Inspection :

For each purchase order, we guarantee the min zinc thickness regulated in the Contract . and do the measurement before shipment . Zinc Surface shall be smooth and free of rust , oil ect . Marking shall be clear. Bundle Package shall be resistant .

7. Deep procession on material :

Decho is professional with deep procession on steel material. For galvanized seamless steel pipe, we can process with threading and coupling end, weld with flanges, weld with plate as per clients design , and we can also bend the pipe .

8. One-stop purchase service  :

Except for galvanized pipes, Decho can also provide you steel bars, steel plates, steel coils, welded pipes, as well as other pipe fittings. If you have any request for your project ,pls do not hesitate to contact us by email : [email protected]