400 series stainless steel pipe is used widely, The 400 series stainless steel is an alloy of iron, carbon alloy chromium. It has high resistance to oxidation at high temperature, If you are looking for 400 series stainless steel or high temperature resistant steel material, BOZHONG Metal group is your best choice. With the strength of good quality, competitive price, good after-sale service, we have been cooperating with many famous companies, such as the Allegheny Ludlum, VDM etc. Sincerely hope we can buld a positive cooperation relationship with each other.
Specification
Specification of 420 and 420J2 hardened tempered stainless
| Grade |
420 ,420J2 hardened tempered stainless |
| Standard |
ASTM A240, JIS G4304, G4305, GB/T 4237, GB/T 8165, BS 1449, DIN17460, |
| Thickness |
0.1-1.0mm |
| Width |
5.56mm,6mm,7.2mm,11mm,107mm,118mm,185mm |
| Length |
2000mm-8000mm or as customers' request |
| Hardness |
HV500-560 |
| Surface finish |
Bright |
| Camber |
1.2mm/1mm |
| Curl |
Max 15mm/1mm |
| Chemical Comproperties |
C:0.26-0.4% Aim:0.3%
Cr:12-14% Aim:13% |
Company information
Bozhong Group Mainly supply in forms of coil, sheet, plate, rod, bar, tube, pipe, beam, angle, flange, wire, strip, channel, etc., with various varieties, wide range of dimensions, high purity, stable chemical composition, high dimensional accuracy and excellent surface quality. The products are mainly used in the fields of industries such as automobile engineering, railway transportation, aviation, aerospace, machinery, petrochemical, energy, environmental protection, offshore, chemical, oil & gas, ilitary, power plant, nuclear power, pressure vessel, boiler equipment, mold manufacture, etc.
Bozhong Group can supply a variety of structural steel, high-strength steel, wear-resistant steel plate, boiler and pressure vessel steel, marine engineering and stainless steel plate in the thick steel and various European standard bars and pipes and profiles.Our global sales and service network throughout all around the world to ensure that the goods reach the customer in the shortest time.
We can follow your drawings and requirements, to provide you with oxygen cutting, plasma cutting and laser cutting and other processing services. You can also perform ultrasonic testing in accordance with EN10160 standard, EN10164 standard test Z15, Z25, Z35, weld bending detection, PWHT detection,etc.
We have ISO9001: 2000 quality management system certification, and obtain the quality certification from all the well-known certification company, including TuV / LRS / GL / CE and so on.
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Chemical Composition
| Grade |
C |
Si |
Mn |
P≤ |
S≤ |
Cr |
Mo |
Ni |
Other |
| 409 |
≤0.03 |
≤1.00 |
≤1.00 |
0.04 |
0.03 |
10.5-11.7 |
- |
≤0.6 |
Ti=6×C%~0.75 |
| 410 |
≤0.15 |
≤1.00 |
≤1.00 |
0.04 |
0.03 |
11.5-13.5 |
- |
- |
- |
| 410S |
≤0.08 |
≤1.00 |
≤1.00 |
0.04 |
0.03 |
11.5-13.5 |
- |
- |
- |
| 420 |
≤0.15 |
≤1.00 |
≤1.00 |
0.04 |
0.03 |
12.0-14.0 |
- |
- |
- |
| 430 |
≤0.12 |
≤0.75 |
≤1.00 |
0.04 |
0.03 |
16-18 |
- |
≤0.4 |
- |
Machenical performance
| Grade |
YS(Mpa) ≥ |
TS (Mpa) ≥ |
El (%) ≥ |
Hardness(HV) ≤ |
| 409 |
175 |
360 |
20 |
150 |
| 410 |
200 |
440 |
20 |
145 |
| 410S |
200 |
410 |
20 |
145 |
| 430 |
200 |
450 |
25 |
145 |
Application
| Grade |
Application |
| 409 |
Automobile exhaust pipe, silencer |
| 410 |
Flat springs, knives, kitchen utensils and hand tools |
| 420 |
Cutting tool, measuring tool, dental and surgical instruments, pump shafts, plastic molds and dies, steel balls, scissors, gear shafts,cams, pivots, Lens molds |
| 430 |
Sinks, sink rims, appliance trim, counter tops, dish washers, range hoods, flatware, architectural uses, roofing, siding and restaurant equipment. |
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