TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
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2 inch stainless steel tubing for Heat Exchangers / Condensers 304 316
Grade: UNS N02200, UNS N02201
Production: Cold worked, Hot worked
Size range: O.D.:6-127mm W.T.:1-30mm L: according to Customer requirement
| TABLE 2 Chemical Requirements | ||||||||||||
| Chemical Compostion | Composition, % | |||||||||||
| Element | Nicel (UNS N02200) | Low-Carbon Nickel (UNS N02201) | ||||||||||
| Ni,A min | 99.00 | 99.00 | ||||||||||
| Cu | 0.25 | 0.25 | ||||||||||
| Fe | 0.40 | 0.40 | ||||||||||
| Mn, max | 0.35 | 0.35 | ||||||||||
| C,max | 0.15 | 0.02 | ||||||||||
| Si,max | 0.35 | 0.35 | ||||||||||
| S,max | 0.01 | 0.01 | ||||||||||
Delivery Conditions:
| Symbols | Types of delivery condition | Surface Condition |
| HFD | Hot finished heat treated, descaled | Metallically clean |
| CFD | Cold finished heat treated, descaled | Metallically clean |
| CFA | Cold finished bright annealed | Metallically bright |
| CFG | Cold finished heat treated, ground | Metallically bright-ground, the type and degree of roughness shall be agreed at the time of enquiry and order |
| CFP | Cold finished heat treated, polished | Metallically bright-polished, the type and degree of roughness shall be agreed at the time of enquiry and order |
| a Combinations of the different conditions may be agreed at the time of enquiry and order
b The symbols are abbreviation for type of condition. Example: CDF = Cold Finished Descaled
c The enquiry and the order shall indicate whether the roughness requirement applies on the internal or external tube surface, or internal and external | ||
Type one: Pickling Pipe
Size: OD:0.23''-80''(5.8-2032mm)
WT:0.01''-1.125''(0.25-28mm)
ANSI/ASME size as under,
NPS:1/8''-80'' SCH:5/5s,10/10s,20/20s,40/40s,80/80s,120/120s,160/160s acc. to ANSI B36.19/36.10
other standard of size is for ready choice.
Length: according to clients' request.
Standard:JIS DIN GB BS ASTM(ASME) etc.
Surface Finish: Annealed,Polish,Brush etc.
Application:for fluid and gas transport structure and machining.
Packing:Plywood cases or bundles.
Type two: Bright Annealed Tube
Size: OD range:6-50.8mm WT range:0.71-3.68mm Length:6-24m
Standard:ASTM A249, EN 10217-7, etc
Process Method:Welded ,bright annealed.
Surface Finish:Bright Annealed(BA),pickling,bright annealed(BA)&polish
Packing:Plywood cases or bundles.
Applications: Steel tubes for Heat Exchangers and Condensers
Mechanical and Inspection:
Tension Test
Tensile Properties
Hydrastatic Test or Non Destructive Electric Test
Chemical Analysis
SUPPLEMENTARY REQUIREMENTS:
S1 Hardness Test
S2 Tension Test
S3 Nondestructive Test
S4 Test Report
Referenced Documents:
ASTM Standards:
ASTM A370 Test Methods and Definitions for Mechanical Testing of Steel Products
ASTM E30 Test Methods for Chemical Anaysis of Steel, Cast Iron, Open-Hearth Iron
and Wrought Iron
ASTM E 59 Practice for Sampling Steel and Iron for Determination of Chemical Composition
Military Standards:
MIL-STD-129 Marking for Shipment and Storage
MIL-STD-163 Steel Mill Products Preparation for Shipment and Storage
Federal Standard:
Fed. Std. No. 123 Marking for Shipments