Zhengzhou Huitong Pipeline Equipment Co.,Ltd.
Zhengzhou Huitong Pipeline Equipment Co., Ltd.
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cold drawn UNS N08020 Alloy 20 seamless nickel alloy pipe and tube
1. Alloy 20 cold drawn pipe
| Product Name | Stainless Steel Pipe |
| Production Process | Cold Drawn,Cold Rolled,Bright Anneal etc |
| Type | Seamless,welded |
| Standard | ASTM EN DIN GB ISO JIS |
| Tolerance | +/-0.05 ~+/0.02 |
| Surface | Pickling,Bright; No.1,2B,No.4,BA,8K Satin,Brush,Hairline,Mirror,Polished 180 grits,320 grits,400 grits,600 grits,800 grits polished |
| Application | 1).Heat exahanger tube for petrochemical,chemical and ocean development |
| Materials | 200 series: 201,202,202Cu,204Cu, 300series:301,303/Cu,304/L/H,304Cu,305,309/S,310/S,316/L/H/Ti,321/H,347/H,330, 400 series: 409/L,410,416/F,420/F,430,431,440C,441,444,446, 600 series: 13-8ph,15-5ph,17-4ph,17-7ph(630,631),660A/B/C/D, Duplex: 2205(UNS S31803/S32205),2507(UNS S32750),UNS S32760,2304,LDX2101.LDX2404,LDX4404,904L Others: 153Ma,254SMo,253Ma,654SMo,F15,Invar36,1J22,N4,N6 etc Alloy : Alloy 20/28/31; Hastelloy: Hastelloy B / B-2/B-3/C22/C-4/S/ C276/C-2000/G-35/G-30/X/N; Haynes: Haynes 230/556/188; Inconel: Inconel 100/600/601/602CA/617/625713/718738/X-750,Carpenter 20; Incoloy: Incoloy 800/ 800H/800HT/825/925/926; GH: GH2132,GH3030,GH3039,GH3128,GH4180,GH3044 Monel: Monel 400/K500 Nitronic: Nitronic 40/50/60; Nimonic: Nimonic 75/80A/90 ; |
2. Alloy 20 can be used in a variety of applications, here are just a few examples:
Carpenter 20 or Alloy 20 is an austenitic stainless steel with excellent resistance to hot sulfuric acid and many aggressive environments which readily attack Type 316 stainless. Excellent resistance to stress-corrosion cracking. Weldable, machinable and cold formable. The alloy of choice for use in sulfuric acid.
Available forms of Carpenter 20 or Alloy 20 are seamless pipe, welded pipe, seamless tube, welded tube, bar, wire, sheet, plate, forgings, pipe fittings and flanges.
| Chemical Analysis | |
| C | .06 max |
| Mn | 2.00 max |
| P | 0.035 max |
| S | 0.035 max |
| Si | 1.00 max |
| Cr | 19.0 -21.0 |
| Ni | 32.5 -35.0 |
| Mo | 3.0 - 4.0 |
| Cu | 8 X C Min/!.0 max Cb + Ta |
| Fe | bal |
4. Alloy 20 steel pipe pacakge: