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BS3059-1 320 HFS / CFS Steel Seamless Boiler Tube

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BS3059-1 320 HFS / CFS Steel Seamless Boiler Tube

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Brand Name :	New Era
Model Number :	BS3059-1
Certification :	ISO9001
Price :	Negotiation
Payment Terms :	T/T
Supply Ability :	3000 tons/month
Delivery Time :	45 days

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BS3059-1 320 HFS / CFS Steel Seamless Boiler Tube

BS3059-1 Grade 320 Low Carbon Steel Tubes for Steel Boiler and superheater tubes

CFS Cold drawing seamless steel tubes/HFS Hot finished seamless steel tubes

Low tensile carbon steel tubes for heat-exchanger,condensor,air-heater tubes

Method of Manufacture of Steel Tubes:

HFS-Hot finished seamless

CFS-Cold finished seamless

ERW-Electric resistance welded including induction welded

CEW-Cold finished electric resistance welded including induction welded

Quality Control:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing or ERW tubes On line inspection
5. Heat Treatment of Steel Pipes
6. Straightening/Cutting to specified length/Finished Measuring Inspection
7. Quality Testing in own lab with Tensile Strength, Yield Strength, Elongation, Hardness, Straightness, etc.
8. Packing and Stocking of steel pipes
100% Eddy Current Testing/Hydraulic testing
100% Tubing Size Tolerance Checking.
100% Tube surface checking to avoid surface defects.

Product Name	BS3059 Seamless Cold Drawn Heat Exchanger Tube
Materials	Grade 320
Delivery Condition	Heat Treatment
Standard	BS3059-1 Steel Boiler and superheater tubes
Application	Heat Exchanger, Condensers and similar heater,superheater
Certificate	ISO 9001
HS code	7304319000
Delivery Time	40 days
Packing	Bundles or Wooden Boxes

The Cold Drawn Steel Tubes Chemical Compostion

Chemical Composition of Steel tubes

Grade 320 HFS/CFS/ERW/CEW

≤

0.06--0.16

0.30-0.70

0.035

0.35

The Tolerance of HFS/CFS/ERW/CEW tubes:

OD Inch(mm)	+	--	WT Inch(mm)	+	--
＜1(25.4)	0.10	0.10	≤1. 1/2 (38.1)	20%	0
1 to 1.1/2 (25.4 to 38.1)	0.15	0.15	＞1. 1/2	22%	0
1.1/2 to 2 (38.1 to 50.8)	0.20	0.20
2 to 2. 1/2 (50.8 to 63.5)	0.25	0.25
2. 1/2 to 3 (63.5 to 76.2)	0.30	0.30

Steel tubes/superheater tubes products pictures:

BS3059-1 320 HFS / CFS Steel Seamless Boiler Tube

Tags:U tubes,U-tubes,Bending tubes,BS3059-1 CFS/HFS/ERW/CEW tubes,superheater tubes,Steel boiler tubes

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