Customization: | Available |
---|---|
Material: | Heat-Resistant Steel |
Refractoriness (℃): | 850-1300 |
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Types: W-Type Radiant Tube; U-type Radiant Tube, I-type Radiant Tube and Electrical Radiant Tube
Size: OD50 to OD1500mm
Melting Methods: Electric Arc Furnaces, Induction Furnaces & Vacuum Furnaces
Production Process: Centrifugal Cast Process, Investment Cast Process, Welding Process.
Quality Control: UT,MT,RT,PT,Chemical Analysis Report, Mechanical Property Test,etc.
Heat Treatment Process: Normalizing,Quenching,Tempering,Annealing.
Surface Treatment: shot blasting,painting,plating,polishing,black oxide,transparent anti-rust oil.
Inspection: in-house inspection, third party inspection.
Standards: ANSI,ASTM,ASME,API,JIS,DIN,BS,EN,KS,UNI,SABS,GOST.
Certificates:
1. Chemical Analysis Report
2. Heat-treatment Sheet Report
3. Dimension Size Report
4. DP Test Report
Packing: Seaworthy plywood package on stell pallets or as customer's request
Competitive Advantage: Quality control and management for the whole production process, including ingot
smelting,casting, heat treatment, machining and strictly final inspection prior to delivery.
Application: Our radiant tube heaters are widely used in heat treatment equipment, auto parts, iron and steel
manufacturing,electric power, thermal-mechanical processing,aluminum industry, metallurgical equipment, petrochemical
equipment, glass machinery, ceramic machinery,food machinery, pharmaceutical machinery, power engineering industry,
and residential appliances.
Material Grade: High nickel and high chrome heat resistant alloys, cobalt base alloys, like HU, HT, HK, HP, HW,
24/24NbTiZr, 50Cr/50Ni (2.4813), 1.4865, 1.4849, 1.4848, 1.4410, 1.4059, 1.4841, 1.4845, 1.4852, 2.4879 or as per
customers' requirements.
Chemical Composition for ASTM A 297:
Grade |
Type |
Carbon |
Manganese |
Silicon |
Phosphorus |
Sulfur |
Chromium |
Nickel |
MolybdenumA OtherB |
HF |
19 Chromium,9Nickel |
0.20-0.40 |
2.00 |
2.00 |
0.04 |
0.04 |
18.0-23.0 |
8.0-12.0 |
0.50 |
HH |
25 Chromium,12 Nickel |
0.20-0.50 |
2.00 |
2.00 |
0.04 |
0.04 |
24.0-28.0 |
11.0-14.0 |
0.50 |
HI |
28 Chromium,15 Nickel |
0.20-0.50 |
2.00 |
2.00 |
0.04 |
0.04 |
26.0-30.0 |
14.0-18.0 |
0.50 |
HK |
25 Chromium,20 Nickel |
0.20-0.60 |
2.00 |
2.00 |
0.04 |
0.04 |
24.0-28.0 |
18.0-22.0 |
0.50 |
HE |
29 Chromium,9 Nickel |
0.20-0.50 |
2.00 |
2.00 |
0.04 |
0.04 |
26.0-30.0 |
8.0-11.0 |
0.50 |
HT |
15 Chromium,35 Nickel |
0.35-0.75 |
2.00 |
2.50 |
0.04 |
0.04 |
15.0-19.0 |
33.0-37.0 |
0.50 |
HU |
19 Chromium,39 Nickel |
0.35-0.75 |
2.00 |
2.50 |
0.04 |
0.04 |
17.0-21.0 |
37.0-41.0 |
0.50 |
HW |
12 Chromium,60 Nickel |
0.35-0.75 |
2.00 |
2.50 |
0.04 |
0.04 |
10.0-14.0 |
58.0-62.0 |
0.50 |
HX |
17 Chromium,66 Nickel |
0.35-0.75 |
2.00 |
2.50 |
0.04 |
0.04 |
15.0-19.0 |
64.0-68.0 |
0.50 |
HC |
28 Chromium |
0.50 max |
1.00 |
2.00 |
0.04 |
0.04 |
26.0-30.0 |
4.00 |
0.50 |
HD |
28 Chromium,5 Nickel |
0.50 max |
1.50 |
2.00 |
0.04 |
0.04 |
26.0-30.0 |
4.0-7.0 |
0.50 |
HL |
29 Chromium,20 Nickel |
0.20-0.60 |
2.00 |
2.00 |
0.04 |
0.04 |
28.0-32.0 |
18.0-22.0 |
0.50 |
HN |
20 Chromium,25 Nickel |
0.20-0.50 |
2.00 |
2.00 |
0.04 |
0.04 |
19.0-23.0 |
23.0-27.0 |
0.50 |
HP |
26 Chromium,35 Nickel |
0.35-0.75 |
2.00 |
2.50 |
0.04 |
0.04 |
24-28 |
33-37 |
0.50 |